Which among the following statements is incorrect about secondary memory?

1. It is known as the backup memory.
2. Data is permanently stored even if power is switched OFF.
3. Computer may run without the secondary memory.
4. It is a volatile memory.

Question

Which among the following statements is incorrect about secondary memory?

1. It is known as the backup memory.
2. Data is permanently stored even if power is switched OFF.
3. Computer may run without the secondary memory.
4. It is a volatile memory.

Accepted Answer

**Solution:**

1. Secondary memory is also called backup memory because it stores data permanently.

2. It is non-volatile, meaning data remains stored even when power is off.

3. A computer can run without secondary memory, but it cannot store data permanently without it.

4. The statement "It is a volatile memory" is incorrect because secondary memory is non-volatile.

**Answer:** 4. It is a volatile memory.

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