Information Technology
Class-10
Unit-3 Information and Communication Technology Skills-II
Part-I
A. Multiple choice questions:
1. A ________ operating system is a computing environment that reacts to input within a specific period of time.
a. Single User b. Multi User c. Real Time d. Distribute
Answer: Real time
2. Identify the measure to protect computer from threats and viruses.
a. Sharing password with friends
b. Allow anyone to use your device
c. Use Antivirus
d. Leave computer without logging out
Answer: Use antivirus
3. The cleaning of software installed in the computer cannot be achieved by_____.
a. Disk cleanup b. Backup c. Cleaning CPU cabinet d. Installing antivirus software.
Answer: Cleaning CPU cabinet
4. Which one of the following shortcut keys is used to paste a file?
a. Ctrl+C b. Ctrl+P c. Ctrl+V d. Ctrl+X
Answer: Ctrl+V
5. How can an antivirus protect your device?
a. It can protect it from over heating
b. It can increase its performance
c. It can prevent data from getting corrupt.
d. It can backup data.
Answer: It can prevent data from getting corrupt.
6. Which option is not required to keep a device cool?
a. Keep the device unplugged when in use.
b. Do not cover the laptop with a blanket.
c. Make sure the computer's CPU fan is working.
d. Avoid leaving the device in the sun.
Answer: Keep the device unplugged when a device cool
7. Which of the following is essential for maintaining keyboard?
a. Turn the keyboard upside down and shake it to remove.
b. Blow dust and other particles with the help of a blower.
c. Use a very diluted combination of soap and water applied with a non-abrasive cloth to remove stains from the keycaps.
d. All of the above
Answer: All of the above
B. Fill in the blanks:
1. Small images on the desktop are called_____________.
Answer: Icons
2. Two special icons on the desktop are called________ and ____________.
Answer: Computer, Recycle bin
3. The icon that provides access to all drives, files and folders on the computer is called_______________________.
Answer: Computer icon
4. The button on the left of the taskbar is called____________.
Answer: Start button
5. The picture for the desktop background is called________________.
Answer: Wallpaper
6. Similar types of files can be placed into a group called__________.
Answer: Folder
7. To change the name of any file or folder, point the mouse and right click it for short cut menu. Then select__________ option.
Answer: Rename
8. Location where the deleted files are kept is called________.
Answer: Recycle bin
9. Name of the antivirus installed on your computer is _________.
Answer: Avast(or any that you have installed in your computer)
10. Names of two commonly used antivirus software are ________ and _______.
Answer: Avast, Norton
11. A virus __________ infect computer hardware.
Answer: Cannot
12. A temporary file has a file extension of _________.
Answer: .tmp
13. All files can be selected from a current folder by typing_______ from the keyboard.
Answer: Ctrl+A
14. A window for Run dialogue can be obtained by pressing the keys_______.
Answer: Window+R
15. Typing ________ in the run dialogue box will open the temp folder.
Answer: %temp%
16. A __________ is a software program that attaches itself to the other programs and alters their behaviour.
Answer: Virus
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