Q. CD-ROM is a
✅ Correct Answer: (D)
None of these
Explanation:
CD-ROM (Compact Disc Read-Only Memory) is an optical storage device that uses laser technology to read data encoded on the disc.
- It is not semiconductor memory (like RAM or ROM chips).
- It is not magnetic memory (like hard drives or magnetic tapes).
- It is not a memory register (which is a small storage area inside the CPU).
Therefore, none of the given options (A, B, C) correctly describe CD-ROM.
Correct Answer: (D) None of these
Explanation by: Mr. Dubey
CD-ROM (Compact Disc Read-Only Memory) is an optical storage device that uses laser technology to read data encoded on the disc.
- It is not semiconductor memory (like RAM or ROM chips).
- It is not magnetic memory (like hard drives or magnetic tapes).
- It is not a memory register (which is a small storage area inside the CPU).
Therefore, none of the given options (A, B, C) correctly describe CD-ROM.
Correct Answer: (D) None of these