MCQ on Operating System | NIELIT ECC

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Q71. How can you see a preview of a file’s content in Windows?
a) By using the Preview Pane in File Explorer
b) By opening the file in its associated application
c) By right-clicking and selecting “Preview”
d) By using Disk Cleanup

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Correct Answer: a) By using the Preview Pane in File Explorer
Explanation: The Preview Pane in File Explorer allows users to view a preview of a file’s content without opening it in its associated application.

Q72. What does the term “system tray” refer to in Windows?
a) A section of the taskbar that displays system icons and notifications
b) A feature for managing files
c) A tool for changing system settings
d) A type of file storage

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Correct Answer: a) A section of the taskbar that displays system icons and notifications
Explanation: The system tray, also known as the notification area, is located on the taskbar and displays system icons, notifications, and quick access to certain system functions.

Q73. What is the purpose of the “Windows Store”?
a) To manage system settings
b) To download and install apps from Microsoft
c) To manage files and folders
d) To back up system data

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Correct Answer: b) To download and install apps from Microsoft
Explanation: The Windows Store is an online marketplace where users can download and install apps, games, and other software for their Windows devices.

Q74. To view the list of all currently running processes and their resource usage, you should use:
a) Task Manager
b) Device Manager
c) File Explorer
d) Control Panel

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Correct Answer: a) Task Manager
Explanation: Task Manager provides a view of all currently running processes, along with their resource usage, allowing users to monitor and manage system performance.

Q75. What is the primary purpose of the “Recycle Bin” in Windows?
a) To store deleted files temporarily until they are permanently removed
b) To manage system backups
c) To organize files into folders
d) To change display settings

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Correct Answer: a) To store deleted files temporarily until they are permanently removed
Explanation: The Recycle Bin temporarily holds deleted files, allowing users to restore them if needed before they are permanently deleted from the system.

Q76. How can you access system settings related to your computer’s hardware?
a) Through Device Manager
b) Through File Explorer
c) Through the Recycle Bin
d) Through Task Manager

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Correct Answer: a) Through Device Manager
Explanation: Device Manager allows users to access and manage settings related to the hardware components of their computer, including updating drivers and troubleshooting issues.

Q77. What is the purpose of the “File Explorer” search function?
a) To locate and find files and folders on your computer
b) To manage system updates
c) To change network settings
d) To organize your desktop icons

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Correct Answer: a) To locate and find files and folders on your computer
Explanation: The search function in File Explorer helps users quickly locate specific files and folders by entering search terms or keywords.

Q78. To create a shortcut to a program or file on your desktop, you should:
a) Right-click the program or file and select “Create shortcut”
b) Drag the file or program to the desktop
c) Use the “Save As” option in the program
d) Use File Explorer’s “New Shortcut” option

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Correct Answer: a) Right-click the program or file and select “Create shortcut”
Explanation: Right-clicking a program or file and selecting “Create shortcut” will create a shortcut on the desktop, providing quick access to the item.

Q79. Which tool allows you to view and manage system performance metrics such as CPU and memory usage?
a) Task Manager
b) Device Manager
c) Control Panel
d) File Explorer

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Correct Answer: a) Task Manager
Explanation: Task Manager provides information about system performance metrics, including CPU, memory, disk, and network usage, allowing users to monitor system health.

Q80. To change the user account settings in Windows, you should:
a) Use Control Panel
b) Use Task Manager
c) Use Device Manager
d) Use File Explorer

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Correct Answer: a) Use Control Panel
Explanation: User account settings, including account type and password management, can be changed through the Control Panel under “User Accounts.”

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