Which of the following stores data permanently in a computer?
Verified Answer
A. ALU
B. Cache Memory
C. RAM
D. ROM
E. None of these
Explanation:
ROM (Read-Only Memory) stores data permanently and retains its contents even when power is off, typically holding essential boot-up instructions. Options (b) Cache Memory and (c) RAM (Random Access Memory) are volatile, losing data without power. Option (a) ALU (Arithmetic Logic Unit) performs calculations, it is not a storage component. Thus, (d) is correct.