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9. Which of the following is also known for desktop background?
a. Desk b. Wallpaper
c. Floor d. Tiles
10. Which of the following is the default icon for storing deleted files?
a. Network b. Recycle Bin
c. Computer d. Folder
11. What happens if you leave a device plugged in even after it is charged 100%? [NCERT]
a. It can break. b. It can stop functioning.
c. It can overheat. d. Data can get corrupt.
12. How can an antivirus protect your device? [NCERT]
a. It can protect it from overheating. b. It can increase its performance.
c. It can prevent data from getting corrupt. d. It can backup data.
13. What should you do to ensure secure online transactions?
a. Lock your computer b. Give credit card or bank details only on safe websites
c. Use anti-virus d. Do not use pirated software
14. Which of the following trap small children into inappropriate relations?
a. Online predators b. Worms
c. Trojan Horse d. Anti-Virus
15. What should a strong password consist of?
a. Only letters b. Numbers and special characters
c. Name of a person d. Letters, numbers and special characters
16. Which option is not required to keep a device cool? [NCERT]
a. Keep the device unplugged when in use. b. Do not cover a laptop with a blanket.
c. Make sure the computer's CPU fan is working. d. Avoid leaving the device in the sun.
17. Which of the following is essential for maintaining a keyboard? [NCERT]
a. Turn the keyboard upside down and shake it to remove foreign material.
b. Blow dust and other particles with the help of a blower.
c. Use a very dilute combination of soap and water applied with a non-abrasive cloth to remove stains from the keycaps.
d. All of the above.
18. How can a computer virus enter a computer?
a. Online games b. Creating new file in Word
c. Designing a presentation d. Writing a program
19. Which of the following is part of computer maintenance?
a. Hardware Maintenance b. Software Maintenance
c. System Backup and Security d. All of the above
20. Which of the following cannot be used to clean the keyboard?
a. Cotton swab b. Cleaning alcohol
c. Wire brush d. Compressed air without plug
21. Which of the following functions is not performed using a mouse? [NCERT]
a. Turn on b. Hover
c. Right click d. Drag and Drop
22. What is the term used when you press and hold the left mouse key and move the mouse around? [NCERT]
a. Highlighting b. Dragging
c. Selecting d. Moving
Ans. 1. a 2. c 3. a 4. c 5. a 6. b 7. d 8. a 9. b 10. b 11. c 12. c 13. b 14. a
15. d 16. a 17. d 18. a 19. d 20. d 21. a 22. b
84 Trackpad Information Technology-X

