Basic Computer Question and Answer for PA / SA Exam 2014

Computer gk questions and answers 

1. What is the short cut key for closing a window?

Answer: Alt + F4

2. The number of processes completed per unit time is known as:

Answer: Throughput

3. The mechanism that brings a page into memory only when it is needed is called:

Answer: Demand Paging

4. What is a MAC?

Answer: Media Access Control

5. What is the function of Drop Cap?

Answer: It lets you begin a paragraph with a large dropped initial capital letter.

6. URL stands for:

Answer: Uniform Resource Locator

7. The number of bits that a computer can process at a time is called:

Answer: Wordlength

8. What is the central device in star topology?

Answer: Hub/Switch

9. ISDN is an example of ......... network:

Answer: Circuit switched

10. The gate which is called a universal gate:

Answer: NAND