Question 1

Main component of CPU is-

Accepted Answer

Correct Option: All. The CPU (Central Processing Unit) is primarily composed of the 'Control unit' (a) and the 'ALU' (Arithmetic Logic Unit) (c), along with registers. Both the Control Unit and the ALU are indispensable main components. Since options (a) and (c) are both main components, and (d) 'All' is provided, it implies that the question is asking to acknowledge both as main components. 'Memory' (b) is closely associated but typically considered external to the CPU's core functional units (though cache memory is internal). Thus, 'All' is the most appropriate choice to include the key functional components listed.

Question 2

Which is called data in computer?

Accepted Answer

Correct Option: Information containing number and symbol. Data refers to raw facts and figures that are yet to be processed into meaningful information. Option (d) 'Information containing number and symbol' is a somewhat confusingly phrased option, as 'information' usually implies processed data. However, in the context of what constitutes raw 'data' within a computer, it can indeed be a collection of numbers, symbols, text, images, etc., that are yet to be interpreted. Options (a) 'Number' and (b) 'Symbol' are specific types of data but are not comprehensive enough. Option (c) 'Information provided' explicitly states 'information', which is processed data, not raw data. Given the options, (d) attempts to describe the raw content that can be classified as data, even if the word 'information' is used loosely here to mean 'content'.

Question 3

Which unit controls the movement of signals between CPU and I/O?

Accepted Answer

Correct Option: Control unit. The 'Control Unit' (CU) is the component within the CPU that is responsible for managing and coordinating all operations, including the flow of data and control signals between the CPU, memory, and Input/Output (I/O) devices. Option (b) 'Control unit' precisely performs this function. Option (a) 'ALU' performs calculations. Option (c) 'Memory unit' stores data. Option (d) 'Secondary storage' provides long-term data storage. Thus, the Control Unit is the orchestrator of signal movement.

Question 4

Part of CPU which coordinates all functions of computer and other components-

Accepted Answer

Correct Option: Control unit. The 'Control Unit' (CU) is a fundamental component of the CPU that is responsible for directing and coordinating all operations within the computer system, including the flow of data and instructions between the CPU, memory, and I/O devices. Option (c) 'Control unit' is precisely this component. Option (a) 'Mother board' is the main circuit board of the computer, not a part of the CPU itself. Option (d) 'ALU' (Arithmetic Logic Unit) performs arithmetic and logical operations, but the CU orchestrates when and how these operations occur. Option (b) 'Coordination board' is not a standard computer architecture term.

Question 5

Processed data of computer is called-

Accepted Answer

Correct Option: Output. When raw data is transformed and made meaningful by a computer, the resulting 'processed data' that is presented to the user or another system is called 'Output'. Option (b) 'Output' accurately describes this. Option (a) 'Input' refers to the raw data fed into the system. Option (c) 'Process' is the action of transforming data, not the result itself. Therefore, 'Output' is the correct term for processed data.

Question 6

............ is processed in information by computer processor.

Accepted Answer

Correct Option: Data. Raw 'Data' is the fundamental input that is manipulated and transformed. Option (d) 'Data' refers to raw facts and figures that, when processed by a computer processor, are converted into meaningful 'information'. Option (a) 'Number' is a specific type of data, but 'Data' is a more comprehensive term. Option (b) 'Processor' is the component that performs the processing, not what is being processed. Option (c) 'Input' is the action of feeding data into the system, not the raw material itself. Therefore, 'Data' is the correct term for what is processed into information.

Question 7

What is the function of the Central Processing Unit of a computer?

Accepted Answer

Correct Option: Performs calculations and processing. The primary and most fundamental function of the Central Processing Unit (CPU) is to execute instructions, which involves 'Performs calculations and processing' of data. Option (b) accurately describes this core role. While a CPU can be involved in (c) 'Deletes Data' as part of a processing task, it's not its primary defining function. (a) 'Creates invoices' is an application-specific task, not a fundamental CPU function. (d) 'Corrupts the data' is an error state, not a function. Therefore, (b) is the most accurate description of the CPU's main function.

Question 8

Which of these is CPU?

Accepted Answer

Correct Option: Chip. The CPU (Central Processing Unit) is physically implemented as an integrated circuit, commonly referred to as a 'Chip' or microprocessor. Option (a) 'Chip' is the most appropriate term among the choices to describe the physical form of a CPU. Option (b) 'Box' refers to the computer's casing or chassis. Option (c) 'Circuit' is too general, as many components are circuits. Option (d) 'Peripheral' refers to external devices connected to the computer, not the CPU itself. Therefore, 'Chip' is the best fit.

Question 9

Compare is —

Accepted Answer

Correct Option: Logical function of ALU. The 'compare' operation, which involves evaluating conditions such as greater than, less than, or equality between values, is a 'Logical function of ALU' (Arithmetic Logic Unit). Option (b) correctly identifies this. 'Arithmetic function of ALU' (a) involves mathematical calculations like addition or subtraction. The ALU does not handle 'Input and output of ALU' (c) directly in the sense of data transfer to/from peripherals. Therefore, comparing falls under the logical capabilities of the ALU.

Question 10

Capacity of computer is –

Accepted Answer

Correct Option: Limited. While computers possess significant processing power and storage capabilities, their capacity is ultimately 'Limited' by physical hardware constraints, available memory, and processor speed. Option (a) 'Limited' is the most accurate description. It is not (b) 'Unlimited' as there are always physical and technological boundaries. Describing it as (c) 'Low' or (d) 'High' is subjective and depends on the specific computer and context, but fundamentally, it is finite and thus limited.

Question 11

Which is a part of CPU?

Accepted Answer

Correct Option: ALU. The Central Processing Unit (CPU) consists of several key components, and the 'ALU' (Arithmetic Logic Unit) is one of its fundamental parts. Option (d) 'ALU' is responsible for performing all arithmetic and logical operations. Options (a) 'Key board', (b) 'Printer', and (c) 'Tape' are all peripheral devices used for input, output, or storage, respectively, and are external to the CPU. Therefore, the ALU is the only component listed that is an integral part of the CPU.

Question 12

The three main parts of the processor are ............

Accepted Answer

Correct Option: ALU, Control unit and Registers. The three main functional parts of a CPU (processor) are the 'ALU' (Arithmetic Logic Unit), the 'Control unit' (CU), and 'Registers'. Option (a) 'ALU, Control unit and Registers' correctly identifies these core components. Registers are small, high-speed storage locations within the CPU that hold data and instructions during processing. Options involving 'RAM', 'Cache', 'ROM', or 'CD-ROM' refer to types of memory or storage that are external to the core functional units of the processor itself, even though cache is often integrated closely with the CPU.

Question 13

Data going to computer is called-

Accepted Answer

Correct Option: Input. Data that is entered into a computer system for processing is universally referred to as 'Input'. Option (c) 'Input' correctly identifies this. Option (a) 'Operate' and (d) 'Calculation' are processes performed on data, not the data itself. Options (b) 'Algorithm' and (e) 'Flowchart' are methods or graphical representations of processes, not the data being fed into the system. Thus, 'Input' is the accurate term for data entering a computer.

Question 14

What is E.D.P.?

Accepted Answer

Correct Option: Electronic data processing. E.D.P. is an acronym that stands for 'Electronic Data Processing'. Option (d) 'Electronic data processing' refers to the use of electronic means, primarily computers, to process data. This involves collecting, manipulating, and storing data to produce meaningful information. The other options are incorrect interpretations of the acronym and do not represent standard computing terminology.

Question 15

Theory for working of computer is—

Accepted Answer

Correct Option: All. The fundamental 'theory for working of computer' is based on the sequence of 'Input' (receiving data), 'Process' (manipulating data), and 'Output' (presenting results). These three elements collectively describe the complete operational cycle of a computer. Therefore, option (d) 'All' is the correct answer, as the working of a computer encompasses all these stages.

Question 16

Computer is named as ............ intelligence.

Accepted Answer

Correct Option: artificial. The intelligence exhibited by computer systems is known as 'Artificial Intelligence' (AI). Option (c) 'artificial' is the correct term used to describe this field, distinguishing it from natural or human intelligence. Options (a) 'pure' and (b) 'human' are incorrect descriptors in this context. Option (d) 'all' is incorrect as only (c) is appropriate. Option (e) 'none of these' is incorrect because (c) is the precise term.

Question 17

Meaning of data processing is-

Accepted Answer

Correct Option: Preparing information for business use. Data processing involves transforming raw data into meaningful and useful information. Option (d) 'Preparing information for business use' encapsulates the ultimate goal and meaning of data processing, which is to derive actionable insights or useful outputs from raw data. While it involves (a) 'Collection of data', (b) 'Working of computer', and (c) 'Doing calculation', these are steps or means to an end. The 'meaning' or purpose is the transformation into usable information. Therefore, (d) is the most comprehensive and accurate meaning.

Question 18

Basic operation done by computer is-

Accepted Answer

Correct Option: All. Computers are designed to perform a variety of fundamental operations. These include 'Arithmetic operation' (a) for mathematical calculations, 'Logical operation' (b) for comparisons and decision-making, and 'Data storage' (c) for retaining information. Since a computer performs all these tasks as basic operations, option (d) 'All' is the correct answer, encompassing the comprehensive capabilities of a computer system.

Question 19

CPU Stands for-

Accepted Answer

Correct Option: Central processing unit. CPU is the widely recognized and standard acronym for 'Central Processing Unit'. Option (c) 'Central processing unit' refers to the primary component of a computer that performs most of the processing tasks. Options (a) 'Cover processing unit' and (b) 'Control processing unit' are incorrect expansions of the acronym. Option (d) 'All' is incorrect as only (c) is correct. Option (e) 'None of these' is incorrect because (c) is the correct expansion.

Question 20

A............ is an electronic device that processes data and converts it into information.

Accepted Answer

Correct Option: Computer. The definition provided, 'an electronic device that processes data and converts it into information,' perfectly describes a 'Computer'. Option (a) 'Computer' is the overarching term for such a device. Option (b) 'Processor' (CPU) is a critical component within a computer that performs the processing, but it is not the entire device itself. Options (c) 'Case' refers to the physical enclosure of a computer, and (d) 'Styles' is irrelevant in this context. Option (e) 'None of these' is incorrect because (a) precisely fits the definition.

Question 21

Computer— 1. A device which is able to store data 2. A device which is able to analyse data 3. A device which is able to maintain full security 4. Sometime attacked by virus Select a correct answer-

Accepted Answer

Correct Option: 1 and 2. A computer is fundamentally 'A device which is able to store data' (1) and 'A device which is able to analyse data' (2). These are core capabilities. Statement (3) 'A device which is able to maintain full security' is incorrect; security is a complex system of software, hardware, and user practices, not an inherent ability of the computer itself. Statement (4) 'Sometime attacked by virus' describes a vulnerability, not a defining characteristic or positive function. Therefore, only statements 1 and 2 accurately describe fundamental aspects of a computer's capabilities, making option (a) '1 and 2' the correct choice.

Question 22

Which one of these is not a characteristic or a function of computer?

Accepted Answer

Correct Option: Data copy. The four fundamental characteristics or functions of a computer are 'Data collection' (input), 'Data storage', 'Data processing', and 'Data output'. These define the entire data flow and operation of a computer system. Option (e) 'Data copy', while an operation a computer can perform, is typically considered a sub-function or a specific type of data manipulation that falls under 'Data processing' or 'Data storage management', rather than a distinct, overarching characteristic or primary function on the same level as the others. Therefore, 'Data copy' is the least fundamental characteristic among the choices.

Question 23

Which part of the computer is used for calculating and comparing?

Accepted Answer

Correct Option: ALU. The 'ALU' (Arithmetic Logic Unit) is the specific component within the CPU that is dedicated to performing all 'calculating' (arithmetic operations like addition, subtraction) and 'comparing' (logical operations like greater than, less than, equality). Option (a) 'ALU' precisely describes this function. Option (b) 'Control unit' manages and coordinates operations but doesn't perform calculations itself. Option (c) 'Disk unit' is for data storage. Option (d) 'Modem' is for network communication. Therefore, the ALU is the correct answer.

Question 24

Function of CPU is -

Accepted Answer

Correct Option: a & b both. The CPU (Central Processing Unit), specifically its Arithmetic Logic Unit (ALU) component, performs both 'Arithmetic calculation' (a) and 'Comparison between the value of two objects' (b), which are logical operations. While searching data (c) is also a function, options (a) and (b) represent core processing tasks. Therefore, option (d) 'a & b both' is the most accurate and comprehensive answer among the choices, highlighting the dual nature of the ALU's operations within the CPU.

Question 25

What is a computer ?

Accepted Answer

Correct Option: Electronic machine. A computer is fundamentally an electronic device that processes data according to a set of instructions. Option (a) 'Electronic machine' accurately describes this core nature, as computers rely on electronic circuits to perform operations. Option (b) 'Power machine' is incorrect as it implies power generation or heavy mechanical work, which is not a computer's primary function. Option (c) 'Electric machine' is too broad, as many non-computing devices, like a toaster or a fan, are electric machines. Option (d) 'All of these' is incorrect because options (b) and (c) are not precise or accurate descriptions of a computer. Option (e) 'None of these' is incorrect because (a) is a correct and fundamental definition.

Question 26

Input is modified into output by-

Accepted Answer

Correct Option: CPU. The Central Processing Unit (CPU) is the primary component responsible for executing instructions, performing calculations, and processing data to transform raw 'Input' into meaningful 'Output'. Option (e) 'CPU' is the 'brain' that performs this modification. Option (a) 'Peripherals' are external devices (like keyboards, printers) that provide input or receive output but don't perform the core processing. Option (b) 'Memory' and (c) 'Storage' hold data and instructions, but the CPU actively processes them. Option (d) 'Input output unit' facilitates data transfer, but the CPU does the actual modification.

Question 27

What is ATM ?

Accepted Answer

Correct Option: Withdrawal of cash without staff. ATM stands for Automated Teller Machine. Its primary and most recognized function is to facilitate financial transactions, most notably the 'Withdrawal of cash without staff'. Option (c) accurately describes this core service. Option (a) 'Branch of bank' is a physical location, not an ATM. Option (b) 'Staff counter of bank' refers to a human-operated service point. Option (d) 'All of these' is incorrect as (a) and (b) are not definitions of an ATM. Option (e) 'None of these' is incorrect because (c) is the correct description of an ATM's main purpose.

Question 28

............ is called brain of computer.

Accepted Answer

Correct Option: CPU. The 'CPU' (Central Processing Unit) is widely referred to as the 'brain of the computer' because it is responsible for executing instructions, performing calculations, and managing the overall operations of the system. Option (a) 'CPU' accurately identifies this core component. Option (b) 'Monitor' is an output device. Option (c) 'Modem' is a communication device. Option (d) 'Software' is a set of instructions, not a physical component. Therefore, the CPU is the central processing and controlling unit.

Question 29

ALU Stands for-

Accepted Answer

Correct Option: Arithmetic logic unit. ALU is the standard acronym for 'Arithmetic Logic Unit'. Option (a) 'Arithmetic logic unit' is a digital circuit within the CPU that performs arithmetic operations (like addition, subtraction) and logical operations (like comparisons). Options (b) 'Arithmetic large unit' and (c) 'Arithmetic long unit' are incorrect expansions of the acronym. Option (d) 'All' is incorrect as only (a) is correct. Option (e) 'None of these' is incorrect because (a) is the correct expansion.

Question 30

Information in computer is called-

Accepted Answer

Correct Option: Stored data. Information is data that has been processed, organized, or structured to make it meaningful. While 'information' is distinct from raw 'data' (a), once information is generated or received by a computer, it must be preserved. Therefore, 'Information in computer' is typically found as 'Stored data' (d). Although not all stored data is information (some can be raw data), any information residing within a computer system must necessarily be stored. Options (b) 'Number' and (c) 'Symbol' are too specific and represent types of data, not processed information. Therefore, 'Stored data' is the most appropriate description for information residing within a computer's memory or storage devices.

Question 31

Which of these establishes link between V.D.U. and Keyboard?

Accepted Answer

Correct Option: Terminal. A 'Terminal' is a hardware device that allows users to interact with a computer system, typically consisting of a 'V.D.U.' (Visual Display Unit, i.e., screen) for output and a 'Keyboard' for input. Option (d) 'Terminal' integrates these components to establish a user interface. Option (a) 'Printer' is an output device, (b) 'Mouse' is an input device, and (c) 'C.P.U.' is the central processing unit, none of which directly establish the link between a VDU and Keyboard as a combined interface. Thus, 'Terminal' is the correct concept.

Question 32

The basic computer processing cycle consists of ............

Accepted Answer

Correct Option: Input, processing and ouptut. The fundamental computer processing cycle, often referred to as the IPO cycle, consists of three main stages: 'Input' (receiving data), 'Processing' (manipulating and transforming data), and 'Output' (presenting the results). Option (a) 'Input, processing and output' correctly identifies these three essential steps. The other options describe broader concepts (b, d) or components and outcomes (c), but not the sequential operational cycle itself. Therefore, (a) is the most accurate description of the basic computer processing cycle.

Question 33

Controlling part of computer is-

Accepted Answer

Correct Option: C.P.U.. The 'C.P.U.' (Central Processing Unit) is considered the 'controlling part' of the computer because it directs and coordinates all operations, executes instructions, and manages the flow of data between various components. Option (c) 'C.P.U.' accurately identifies this central control function. Options (a) 'Printer' and (b) 'Keyboard' are peripheral input/output devices. Option (d) 'Hard disk' is a storage device. None of these perform the central control function of the CPU.

Question 34

Example of non-numeric data is....... .

Accepted Answer

Correct Option: Employee address. Non-numeric data consists of characters not primarily used for calculations, such as letters, symbols, and mixed alphanumeric strings. Option (b) Examination score and (c) Bank balance are numeric data, used in calculations. Option (a) Employee address, despite containing numbers, is treated as a textual string and is not typically used in arithmetic operations, making it non-numeric. Option (d) and (e) are incorrect.

Question 35

Computations and logical operations are performed by the...........

Accepted Answer

Correct Option: ALU. The Arithmetic Logic Unit (ALU) is the dedicated component within the CPU that executes both arithmetic computations (e.g., addition, subtraction) and logical operations (e.g., comparisons, Boolean logic). Option (a) RAM is for storage. Option (c) Register is for temporary data holding. Option (d) Control Unit manages operations. Option (b) ALU is the correct answer. Option (e) is incorrect.

Question 36

This component is required to process data into information and consists of integrated circuits—

Accepted Answer

Correct Option: CPU. The Central Processing Unit (CPU) is the primary component responsible for executing instructions and transforming raw data into meaningful information. It is fundamentally built from complex integrated circuits. Option (a) Hard disk is secondary storage. Option (b) RAM and (d) ROM are types of memory. Option (c) CPU is the correct answer, as it performs the processing and is an integrated circuit. Option (e) is incorrect.

Question 37

What is output ?

Accepted Answer

Correct Option: Which is get to user from processor. Output is the result or information produced by a computer system after processing input data, which is then presented to the user. Option (a) describes input, data provided by the user to the processor. Option (b) is grammatically incorrect and conceptually flawed. Option (c) accurately defines output: information received by the user from the processor. Option (d) is similar to (b) and describes input. Option (e) is incorrect as (c) is correct.

Question 38

The basic goal of computer process is to convert data into-

Accepted Answer

Correct Option: Information. The fundamental goal of a computer's processing cycle is to transform raw, unorganized data into meaningful and useful information. Option (a) Files and (d) Graphs are forms of storing or presenting data/information, not the ultimate goal of conversion. Option (b) Tables are a structured way to organize data. Option (c) Information is the processed, meaningful output derived from data, making it the correct answer. Option (e) is incorrect.

Question 39

General mathematical operation performs for CPU is —

Accepted Answer

Correct Option: ALU. The Arithmetic Logic Unit (ALU) is the component within the CPU specifically designed to execute arithmetic and logical operations, which encompass general mathematical operations. Option (b) DIMM is a memory module. Option (c) BUS is a communication pathway. Option (d) Register is a small storage location within the CPU. Option (e) is incorrect because ALU is the correct component.

Question 40

A CPU contains

Accepted Answer

Correct Option: A control unit and an arithmetic logic unit. The Central Processing Unit (CPU) is primarily composed of two main functional units: the Control Unit (CU) and the Arithmetic Logic Unit (ALU). Option (a) and (d) include external I/O devices. Option (b) refers to an obsolete mechanical computer. Option (c) correctly identifies the Control Unit (manages operations) and the Arithmetic Logic Unit (performs calculations and logic) as the core components of a CPU. Option (e) is incorrect.

Question 41

The function of CPU is ............

Accepted Answer

Correct Option: To read, interpret and process the information and instruction. The Central Processing Unit (CPU) is the 'brain' of the computer, primarily responsible for executing program instructions and processing data. Option (a) is for storage devices. Option (b) is too vague. Option (d) Assembler is software. Option (c) 'To read, interpret and process the information and instruction' comprehensively describes the CPU's core functions: fetching, decoding, executing, and writing back results. Option (e) is incorrect.

Question 42

The benefit of using computer is that-

Accepted Answer

Correct Option: Computers are very fast and can store huge amounts of data.. Computers offer significant benefits in terms of speed and data storage. Option (a) accurately states that computers are fast and have large storage capacities. Option (b) is false; incorrect input leads to incorrect output ('Garbage In, Garbage Out'). Option (c) is false; computers are highly flexible. Option (d) is incorrect because (b) and (c) are false. Option (e) is incorrect.

Question 43

........... is data that has been organized or presented in a meaningful fashion.

Accepted Answer

Correct Option: Information. When raw data is processed, organized, and structured in a way that makes it meaningful and useful, it becomes information. Option (a) A process is an action. Option (b) Storage is a location. Option (c) Software is instructions. Option (d) Information is the correct term, representing data that has been given context and relevance through processing. Option (e) is incorrect.

Question 44

The part of a computer that coordinates all its functions is called its ...

Accepted Answer

Correct Option: Control unit. The Control Unit (CU) is a crucial component of the CPU responsible for managing and coordinating all operations within the computer system, including fetching, decoding, and executing instructions. Option (a) ROM program is software. Option (b) System board is a physical connector. Option (c) ALU performs calculations. Option (d) Control unit is the correct answer, acting as the orchestrator of computer functions. Option (e) is incorrect.

Question 45

............ represents raw facts. Whereas ............ is meaningful data.

Accepted Answer

Correct Option: Data, information. This statement differentiates between raw input and processed output. 'Data' refers to raw, unorganized facts, figures, or symbols. 'Information' is data that has been processed, organized, and structured to be meaningful and useful. Option (a) and (c) are incorrect pairings. Option (d) Records and bytes are structured data and units of storage. Option (b) Data, information is the correct pair. Option (e) is incorrect.

Question 46

............ is the process of carrying out commands.

Accepted Answer

Correct Option: Executing. In the CPU's instruction cycle, 'executing' is the stage where the actual operation specified by a command or instruction is performed. Option (a) Fetching retrieves the instruction. Option (b) Storing writes results. Option (c) Decoding interprets the instruction. Option (d) Executing is the precise term for carrying out the command. Option (e) is incorrect.

Question 47

Computers gather data, which means they allow users to ............ data.

Accepted Answer

Correct Option: input. To 'gather data' implies receiving data from an external source, which, in the context of user interaction with a computer, means allowing users to input data. Option (a) Present and (c) Output refer to displaying results. Option (b) Store refers to saving data. Option (d) Input is the correct term for the act of providing data to the computer. Option (e) is incorrect.

Question 48

Which of the following is not the major function of a computer?

Accepted Answer

Correct Option: Analysing data or information. The four major functions of a computer are input (gathering data), processing, output, and storage. Option (a) Processing, (b) Storing, and (c) Gathering data (input) are all major functions. Option (d) Analysing data or information is typically a part of the processing function or a task performed by a human using the computer, rather than a distinct major function itself. Option (e) is incorrect.

Question 49

The central processing unit (CPU) ............

Accepted Answer

Correct Option: contains the electronic circuits that cause processing to occur. The CPU is the primary component responsible for executing instructions and performing calculations. Option (a) 'contains the electronic circuits that cause processing to occur' accurately describes the CPU's fundamental structure and role. Option (b) describes output. Option (c) describes input. Option (d) is partially true (registers) but not the CPU's primary function; memory handles main storage. Option (e) is incorrect.

Question 50

A collection of unprocessed items is.........

Accepted Answer

Correct Option: data. Unprocessed items, such as raw facts, figures, or symbols, are collectively known as data. Option (a) Information is processed data. Option (c) Memory is a storage location. Option (d) Reports are processed outputs. Option (b) Data is the correct term for raw, unorganized items that are yet to be processed to derive meaning. Option (e) is incorrect.

Question 51

The ............ is responsible for performing calculations and contains decision-making mechanisms.

Accepted Answer

Correct Option: Arithmetic and Logic Unit. The Arithmetic Logic Unit (ALU) is the specific part of the CPU that handles both arithmetic calculations (e.g., addition, subtraction) and logical comparisons (e.g., greater than, equal to), which form the basis for decision-making mechanisms in a computer program. Option (a) CPU is the overall unit. Option (b) Memory unit stores data. Option (d) Output Unit displays results. Option (c) ALU is the precise component. Option (e) is incorrect.

Question 52

Memory unit is one part of ............

Accepted Answer

Correct Option: Central Processing Unit. The memory unit (specifically primary memory like RAM) is an integral part of the computer system, working in close conjunction with the Central Processing Unit (CPU). While physically separate, it is essential for the CPU's operation. Option (a) Control unit is part of the CPU. Options (c) and (d) are peripherals. Option (b) Central Processing Unit is the best fit, as memory is crucial for the CPU's functioning. Option (e) is incorrect.

Question 53

Computer ............ is whatever is typed, submitted, or transmitted to computer system.

Accepted Answer

Correct Option: input. The term for anything provided to a computer system, whether typed, submitted, or transmitted, is input. Option (b) Output is the result. Option (c) Data refers to the raw facts themselves. Option (d) Circuitry refers to hardware. Option (a) Input is the correct term, referring to the act or concept of providing data or instructions to the computer. Option (e) is incorrect.

Question 54

Processing involves—

Accepted Answer

Correct Option: Transforming input into output. Processing is the core function where raw input data is manipulated and transformed into meaningful output (information). Option (a) describes input. Option (c) describes output display. Option (d) describes the result of processing. Option (b) 'Transforming input into output' precisely defines processing, as it involves a series of operations on data to convert it into a desired form or result. Option (e) is incorrect.

Question 55

............ is the result produced by a computer.

Accepted Answer

Correct Option: Output. The term for the information or results generated by a computer after it has processed input data is output. Option (a) Data is the raw input. Option (b) Memory is for storage. Option (d) Input is data provided to the computer. Option (c) Output is the precise term for the result produced by a computer. Option (e) is incorrect.

Question 56

The information you put into the computer is called-

Accepted Answer

Correct Option: Data. The raw, unprocessed facts, figures, or symbols that are entered into a computer system are universally referred to as data. Option (a) Facts are individual pieces, but 'data' is the collective term for input. Option (c) Files are structured collections of data. Option (d) Directory is for organizing files. Option (b) Data is the precise term for the raw input provided to the computer. Option (e) is incorrect.

Question 57

Manipulating data to create information is known as...........

Accepted Answer

Correct Option: processing. The act of transforming raw data into meaningful information through various operations is called processing. Option (a) Feedback is information about results. Option (b) Programming is writing instructions. Option (d) Analysis is a detailed examination, often part of processing. Option (c) Processing is the accurate and comprehensive term for manipulating data to create information. Option (e) is incorrect.

Question 58

Computers manipulate data in many ways, and this manipulation is called ............

Accepted Answer

Correct Option: processing. The general term for how computers handle, transform, and operate on data is 'processing.' Option (a) Utilizing is too broad. Option (b) Batching is a specific processing method. Option (c) Upgrading refers to improving hardware/software. Option (d) Processing encompasses all operations performed on data to convert it into a desired form or result (information). Option (e) is incorrect.

Question 59

............ is the part of the computer that does the arithmetical calculations.

Accepted Answer

Correct Option: ALU. The Arithmetic Logic Unit (ALU) is the specific component within the Central Processing Unit (CPU) that performs all arithmetic operations (e.g., addition, subtraction, multiplication, division). Option (a) Memory stores data. Option (b) OS is software. Option (c) CPU is the overall unit, but ALU is the part that performs the calculations. Option (d) ALU is the correct answer. Option (e) is incorrect.

Question 60

The ............ tells the rest of the computer how to carry out a program's instructions.

Accepted Answer

Correct Option: Control unit. The Control Unit (CU) is the component within the CPU responsible for orchestrating and directing all operations, including fetching, decoding, and executing instructions, thereby telling the rest of the computer how to carry out a program's instructions. Option (a) ALU performs calculations. Option (b) Memory unit stores data. Option (d) Motherboard connects components. Option (c) Control unit is the precise component. Option (e) is incorrect.

Question 61

Hardware used to translate words, sounds, images and actions that people understand into a form that the system unit can process is know as ............

Accepted Answer

Correct Option: input devices. Input devices are specifically designed hardware components that convert human-readable data (words, sounds, images, physical actions) into machine-readable digital signals that the computer's system unit can process. Option (a) Device drivers are software. Option (b) Device readers is not a general term. Option (d) Output devices display results. Option (c) Input devices accurately describe this hardware function. Option (e) is incorrect.

Question 62

Part of computer which does addition, subtraction, multiplication, division and comparison-

Accepted Answer

Correct Option: ALU. The Arithmetic Logic Unit (ALU) is the specific digital circuit within the CPU responsible for performing all arithmetic operations (addition, subtraction, multiplication, division) and logical operations (comparisons). Option (b) Memory stores data. Option (c) CPU is the overall unit, but ALU is the part that does these operations. Option (d) Control Unit manages operations but doesn't perform calculations. Option (e) is incorrect.

Question 63

In an information system, alphanumeric data normally takes the form of ............

Accepted Answer

Correct Option: Numbers and alphabetical characters. Alphanumeric data specifically refers to data that includes both alphabetical characters (letters) and numerical digits. Option (a) describes textual data. Option (c) describes graphical data. Option (d) describes audio data. Option (b) 'Numbers and alphabetical characters' is the correct definition of alphanumeric data. Option (e) is incorrect.

Question 64

The name of the location of a particular piece of data is its-

Accepted Answer

Correct Option: Address. In computer memory, each unique storage location where a piece of data can be stored is identified by a specific address. Option (b) Memory name, (c) Storage sits, and (d) Data location are not standard technical terms for this concept. Option (a) Address is the precise technical term used in computer architecture to pinpoint a memory location. Option (e) is incorrect.

Comp Chap 1

95 Questions Available

Comp Chap 1

95 Questions Available

Question 1: Main component of CPU is-

Question 2: Which is called data in computer?

Question 3: Which unit controls the movement of signals between CPU and I/O?

Question 4: Part of CPU which coordinates all functions of computer and other components-

Question 5: Processed data of computer is called-

Question 6: ............ is processed in information by computer processor.

Question 7: What is the function of the Central Processing Unit of a computer?

Question 8: Which of these is CPU?

Question 9: Compare is —

Question 10: Capacity of computer is –

Question 11: Which is a part of CPU?

Question 12: The three main parts of the processor are ............

Question 13: Data going to computer is called-

Question 14: What is E.D.P.?

Question 15: Theory for working of computer is—

Question 16: Computer is named as ............ intelligence.

Question 17: Meaning of data processing is-

Question 18: Basic operation done by computer is-

Question 19: CPU Stands for-

Question 20: A............ is an electronic device that processes data and converts it into information.

Question 21: Computer— 1. A device which is able to store data 2. A device which is able to analyse data 3. A device which is able to maintain full security 4. Som

Question 22: Which one of these is not a characteristic or a function of computer?

Question 23: Which part of the computer is used for calculating and comparing?

Question 24: Function of CPU is -

Question 25: What is a computer ?

Question 26: Input is modified into output by-

Question 27: What is ATM ?

Question 28: ............ is called brain of computer.

Question 29: ALU Stands for-

Question 30: Information in computer is called-

Question 31: Which of these establishes link between V.D.U. and Keyboard?

Question 32: The basic computer processing cycle consists of ............

Question 33: Controlling part of computer is-

Question 34: Example of non-numeric data is....... .

Question 35: Computations and logical operations are performed by the...........

Question 36: This component is required to process data into information and consists of integrated circuits—

Question 37: What is output ?

Question 38: The basic goal of computer process is to convert data into-

Question 39: General mathematical operation performs for CPU is —

Question 40: A CPU contains

Question 41: The function of CPU is ............

Question 42: The benefit of using computer is that-

Question 43: ........... is data that has been organized or presented in a meaningful fashion.

Question 44: The part of a computer that coordinates all its functions is called its ...

Question 45: ............ represents raw facts. Whereas ............ is meaningful data.

Question 46: ............ is the process of carrying out commands.

Question 47: Computers gather data, which means they allow users to ............ data.

Question 48: Which of the following is not the major function of a computer?

Question 49: The central processing unit (CPU) ............

Question 50: A collection of unprocessed items is.........