Q1. What is an operating system?
a) A software that manages computer hardware and software resources
b) A type of computer hardware
c) A programming language
d) A device driver
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Correct Answer: a) A software that manages computer hardware and software resources
Explanation: An operating system (OS) is essential software that manages all the hardware and software on a computer. It allows users to run applications and helps manage files, memory, and connected devices.
Q2. Which of the following is a popular open-source operating system?
a) Windows
b) LINUX
c) MacOS
d) Android
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Correct Answer: b) LINUX
Explanation: LINUX is an open-source operating system that is widely used for servers, desktops, and mobile devices. Unlike proprietary systems like Windows and MacOS, it can be freely modified and distributed.
Q3. The Windows operating system is primarily developed by which company?
a) Google
b) Microsoft
c) Apple
d) IBM
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Correct Answer: b) Microsoft
Explanation: The Windows operating system is developed by Microsoft, a leading technology company. It is one of the most widely used operating systems in personal and professional environments.
Q4. What is the primary function of the Task Bar in Windows?
a) To display open applications and provide quick access to them
b) To manage files and folders
c) To provide internet connectivity
d) To display the desktop background
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Correct Answer: a) To display open applications and provide quick access to them
Explanation: The Task Bar in Windows is used to show running applications, open new applications, and access system icons. It helps users quickly switch between tasks.
Q5. Which menu in Windows can you use to access installed programs and system settings?
a) File Menu
b) Edit Menu
c) Start Menu
d) View Menu
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Correct Answer: c) Start Menu
Explanation: The Start Menu in Windows provides access to installed programs, system settings, and important folders. It is the central hub for navigating the Windows operating system.
Q6. What is the purpose of icons on the desktop?
a) To provide shortcuts to applications and files
b) To increase system performance
c) To display system notifications
d) To manage network connections
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Correct Answer: a) To provide shortcuts to applications and files
Explanation: Desktop icons are visual shortcuts that represent applications, files, and folders, allowing users to quickly access them without navigating through multiple folders.
Q7. How can you change the system date and time in Windows?
a) By accessing the Task Manager
b) By using the Control Panel
c) By right-clicking on the desktop
d) By using the File Explorer
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Correct Answer: b) By using the Control Panel
Explanation: The system date and time can be changed by accessing the Control Panel in Windows. From there, you can navigate to the “Date and Time” settings to make adjustments.
Q8. Which option allows you to adjust the display properties in Windows?
a) Right-click on the desktop and select “Display settings”
b) Use Task Manager
c) Access the Start Menu
d) Use the Search feature
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Correct Answer: a) Right-click on the desktop and select “Display settings”
Explanation: You can adjust display properties such as resolution, orientation, and brightness by right-clicking on the desktop and selecting “Display settings.”
Q9. How can you add a new printer in Windows?
a) Use the Command Prompt
b) Go to Control Panel > Devices and Printers > Add a printer
c) Access the Task Manager
d) Right-click on the desktop and select “Add Printer”
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Correct Answer: b) Go to Control Panel > Devices and Printers > Add a printer
Explanation: To add a new printer in Windows, you navigate to Control Panel, then to “Devices and Printers,” and select “Add a printer.” This allows you to install a new printer by following the on-screen instructions.
Q10. What is a file extension?
a) A unique identifier for a file
b) A code that determines the file’s location
c) A suffix added to a file name that indicates the file type
d) A type of hardware component
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Correct Answer: c) A suffix added to a file name that indicates the file type
Explanation: A file extension is the suffix at the end of a file name that indicates its format (e.g., .docx for Word documents, .jpg for images). It helps the operating system determine how to open the file.