STANDARD IV

3. Panel Click Start ->______________ -> Appearance and Personalization -> Change Desktop Background. Select the picture. Click Save Changes.
4. 1GB = 1024_____.
7. _____________ is the screen where all files, folders and applications are arranged.
14. GUI stands for ______________ .
16. The OS used in our computer lab.
18. _____ consists of words, numbers, dates, images, sounds etc. without any context.
19. System ____________ enables communication between the user and the computer. Icons, The small pictures on the screen are called ________.
21. 0 and 1 are called ______________ digits.

1. disk __________ is the external memory of a computer.
2. The pen drive for mobile devices are called USB _____________ pen drive.
3. The amount of information you can store in a storage device depends on its __________.
5. A ____________ is used to perform a particular action.
6. Storage devices are often referred to as the ______________________ of a computer.
8. _________ devices are used to store information on a computer that we might need to access again in the future.
9. A ________________ application can help a user store, organise, analyse and process data.
10. The box that appears when you start a program is called a ____ .
11. The speaker icon is present on the right end of the ______.
12. The background picture of the desktop.
13. __________ button is used to enlarge a window to make it fill the entire screen.
15. The result of analysing or processing data is called ________.
17. A ____ can store upto 700 MB of data.
20. ________ is an external storage device.
22. The instructions that are essential for the computer to operate are stored in the ____________.