Q11. What is the purpose of changing display properties in an operating system?
a) To adjust screen resolution, color depth, and orientation
b) To update system drivers
c) To manage installed applications
d) To connect to a network
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Correct Answer: a) To adjust screen resolution, color depth, and orientation
Explanation: Changing display properties allows users to adjust screen resolution, color depth, and orientation to optimize the visual display according to their preferences and needs.
Q12. What does a file extension indicate?
a) The size of the file
b) The file type and associated application
c) The date the file was created
d) The file’s encryption status
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Correct Answer: b) The file type and associated application
Explanation: A file extension indicates the file type and the application associated with it, helping the operating system to determine how to open and handle the file.
Q13. What does the ‘Control Panel’ in Windows allow you to manage?
a) File and folder permissions
b) Network security settings
c) System settings and hardware configuration
d) Web browser bookmarks
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Correct Answer: c) System settings and hardware configuration
Explanation: The Control Panel in Windows allows users to manage system settings, hardware configuration, and other administrative tasks, such as installing and removing software and configuring system preferences.
Q14. Which of the following is a basic function of an operating system?
a) Managing hardware resources
b) Writing application code
c) Designing graphical elements
d) Creating network protocols
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Correct Answer: a) Managing hardware resources
Explanation: One of the basic functions of an operating system is to manage hardware resources, including the CPU, memory, storage devices, and peripheral equipment, to ensure efficient operation of the system.
Q15. What is the purpose of a system tray in an operating system?
a) To display running applications and system notifications
b) To store system files
c) To manage network connections
d) To change system settings
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Correct Answer: a) To display running applications and system notifications
Explanation: The system tray, located on the Task Bar, displays running applications, system notifications, and quick access icons for frequently used features or system functions.
Q16. How can you create a shortcut to a file or application on the desktop in Windows?
a) Right-click the file or application and select ‘Create Shortcut’
b) Drag the file to the Task Bar
c) Open the Control Panel and add a new shortcut
d) Use the Command Prompt to create a shortcut
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Correct Answer: a) Right-click the file or application and select ‘Create Shortcut’
Explanation: To create a shortcut to a file or application on the desktop, right-click the item, select ‘Create Shortcut,’ and place it on the desktop for easy access.
Q17. What does the ‘File Explorer’ in Windows allow you to do?
a) Manage and navigate files and folders
b) Install and uninstall software
c) Change system settings
d) Update operating system
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Correct Answer: a) Manage and navigate files and folders
Explanation: File Explorer in Windows is a utility that allows users to manage and navigate files and folders, providing a graphical interface for organizing, copying, moving, and deleting files.
Q18. What is the purpose of the ‘Device Manager’ in Windows?
a) To view and manage installed hardware devices
b) To configure network settings
c) To run applications
d) To create and edit documents
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Correct Answer: a) To view and manage installed hardware devices
Explanation: The Device Manager in Windows is used to view and manage installed hardware devices, update drivers, and troubleshoot hardware-related issues.
Q19. Which of the following operating systems is known for its open-source nature?
a) Windows
b) macOS
c) Linux
d) iOS
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Correct Answer: c) Linux
Explanation: Linux is an open-source operating system, meaning its source code is publicly available for modification and distribution, allowing users to customize and improve the system.
Q20. What does ‘file compression’ do?
a) Reduces the file size for easier storage and transfer
b) Increases the file size
c) Encrypts the file
d) Converts the file to a different format
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Correct Answer: a) Reduces the file size for easier storage and transfer
Explanation: File compression reduces the file size by encoding the data more efficiently, making it easier to store and transfer files while preserving the original content.