COMPUTER GK

CLASS-9

1. BIT - It is basic unit of computers. It has two values 1 & 0 only.

2. BYTE - Combination of  8 Bits.

3. Bug - A software bug is an error.

4. Antivirus software - A program designed to look for and destroy viruses that may infect the memory of a computer or files stored on a computer.

4. Crash - Your computer or application no longer works Correctly.

5. Google – Search engine on the web.

6. GUI - Graphical User Interface uses icons and menus to carry out commands such as opening files, delete files, move files etc..

7. Hard copy - Text or graphics printed on paper; also called a printout.

8. Offline – Compute/Device is not connected to the Internet.

9. Online – Computer/ Device connected to the Internet.

10. Soft copy - Information shown on the display screen.

11. Sort - To arrange the data in ascending and descending order.

12. Port - An electrical connection on the computer into which a cable can be plugged.

13. Protocol - A set of rules over the Network.

14. Trash - Place where you put files and folders that you want to delete.

15. Touchpad - The device on a laptop computer that takes the place of a mouse.

16. Viral- If an online video, photo or article "goes viral", it experiences a sudden spike in popularity in a short period of time.

17. Zip- Compress multiple files into one small size file. It's a handy way to make files smaller before sending them via email.

18. Spam-Spam refers to unwanted email/messages sent for marketing purposes.

19. Resolution-Resolution refers to the number of pixels that make up the display on a monitor screen.

20. Compression-Compression reduces the size of a file.