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Clearing Cookies
Cookies are small files which are stored on a user’s computer when you visit a website on the Internet.
When you visit a website, it sends a cookie to your computer, which stores it for later retrieval. In general,
only the website that creates a cookie can access the information it stores. Cookies can help you protect
your privacy online.
Cookies are not always bad. Cookies contain information about your visit to the web page, or record your
login information. Cookies can enhance your browsing experience by remembering your preferences and
streamlining online tasks.
Recap Zone
Information and Communication Technology (ICT) refers to the wide range of tools and technologies
that enable us to gather, store, process, and share information electronically.
The Operating System (OS) is like the brain of a computer, it starts working the moment you turn on
the machine and allows you to interact with it through the desktop on your screen.
Multi-User operating system supports multiple users running programs concurrently on a network.
Examples: Linux, Unix.
Folders are organisational tools used to arrange and manage files on a computer’s storage system.
Files stored on the computer must be properly organised and defragmented to avoid slowing down
of the computer.
Protect your computer from harmful viruses by installing antivirus software.
Malware refers to infectious programs that hamper the functioning of a computer system.
Cookies are small files which are stored on a user’s computer when you visit a website on the Internet.
Exercise
Section A (Objective Type Questions)
A. Multiple choice questions.
1. Which of the following functions is not performed using a mouse? [NCERT]
i. Turn on ii. Hover iii. Right click iv. Drag and Drop
2. ................................ operating system enables multiple users to work on the same computer at different times or
simultaneously.
i. Multiprogramming ii. Multiprocessors iii. Multi-user iv. Multitasking
3. What happens when you press the Windows key + R on your keyboard?
i. It opens the File Explorer ii. It activates the Start menu
iii. It shuts down the computer iv. It opens the Run dialog box
4. What is the term used when you press and hold the left mouse key and move the mouse around?
[CBSE Handbook]
i. Highlighting ii. Dragging iii. Selecting iv. Moving
5. Which of the following is a valid file extension for image file?
i. .jpg ii. .doc iii. .text iv. .txt
ICT Skills-II 63

