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Section B (Subjective Type Questions)
A. Answer the following questions:
1. Write any four functions of OS.
2. What do you understand by the term ICT?
3. How will you prevent others from using your computer? [CBSE Handbook]
4. Define folder.
5. Write the steps to create a new file.
6. What are the steps you will perform to move a file?
7. What are the steps to copy a file?
8. Why is it important to regularly back up your computer data?
9. What is the purpose of using antivirus software on a computer?
10. How can you increase the performance of a computer? [CBSE Handbook]
11. Explain how Trojan Horse works. [NCERT]
12. List the various ways you can use to protect your data. [NCERT]
13. Write the steps to remove files of a temporary folder.
21 st
B. Application-based questions. Century #Critical Thinking
Skills
1. Ashmita’s computer is not able to start as it cannot boot operating system from the hard Disc. Help her identify
the type of program which may not be working properly.
2. Riya has a folder on her computer containing several documents, images, and videos. She needs to organise these
files for a project. How would the file system help her in managing and accessing these files efficiently?
3. You receive an email with an attachment from an unknown sender, and you suspect it might contain a virus. What
steps should you take to protect your computer?
ICT Skills-II 65

