Arithmetic and logic unit along with control unit of a computer, combined into a single unit, is known as …………… .

1. central processing unit
2. memory unit
3. I/O unit
4. operating unit

Word Processor and Desktop Publishing program are the examples of …………… .

1. Hardware
2. software
3. cpu
4. none of these

A disk fragmentor is an example of …………… .

1. Application Software
2. System software
3. Utility program
4. none of these

Flash memory and Blu Ray disk are the examples of …………… .

1. Hardware
2. software
3. cpu
4. none of these