Which of the following is a unit of measurement used with computer system ?

1. byte
2. megabyte
3. gigabyte
4. All of the above

Which of the following statements is false?

1. secondary storage is non-volatile
2. primary storage is volatile
3. when the computer is turned off, data and instructions stored in primary storage are erased
4. None of the above

Dot Matrix is a type of …………….. .

1. Tape
2. Disk
3. Printer
4. Bus

The secondary storage devices can only store data but they cannot perform …………….. .

1. Arithmetic operations
2. Logic operations
3. Fetch operations
4. Either of the above