Which is the primary memory of a computer?
Verified Answer
A. RAM
B. DVD
C. USB
D. CD
E. None of these
Explanation:
RAM (Random Access Memory) is the primary memory of a computer. It is directly accessed by the CPU for active data and program instructions. Options (b) DVD, (c) USB (referring to a USB flash drive), and (d) CD are all forms of secondary storage, which are slower and non-volatile, used for long-term data retention. Thus, (a) is correct.