Q. Which among the following is a Permanent Memory.
✅ Correct Answer: (B)
ROM
Explanation:
ROM (Read-Only Memory) is a type of permanent memory that retains its contents even when the power is turned off. It is used to store firmware or system-level programs.
Why other options are incorrect:
- (A) RAM (Random Access Memory): Temporary (volatile) memory; data is lost when power is turned off.
- (C) BUS: Not a memory; it's a communication system that transfers data between components.
- (D) NETWORK: Refers to data communication systems; not a type of memory at all.
Explanation by: Mr. Dubey
ROM (Read-Only Memory) is a type of permanent memory that retains its contents even when the power is turned off. It is used to store firmware or system-level programs.
Why other options are incorrect:
- (A) RAM (Random Access Memory): Temporary (volatile) memory; data is lost when power is turned off.
- (C) BUS: Not a memory; it's a communication system that transfers data between components.
- (D) NETWORK: Refers to data communication systems; not a type of memory at all.