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WorksheetsComputers and Operating Systems Quiz
Total questions: 30
Worksheet time: 15mins
Which part of the computer is known as the “brain”?
RAM
CPU
HDD
Motherboard
Which of the following is an output device?
Scanner
Microphone
Projector
Keyboard
What is the main difference between HDD and SSD?
HDD is faster, SSD is slower
SSD has moving parts, HDD does not
SSD is faster, HDD has moving parts
HDD stores more data always
Which storage unit is the largest?
MB
GB
TB
KB
Which device combines both input and output functions?
Printer
Touchscreen
Monitor
Microphone
Which memory stores BIOS and cannot be changed easily?
RAM
ROM
SSD
Cache
Which computer type is designed for very complex calculations?
Laptop
Desktop
Supercomputer
Server
What is the main role of an operating system?
To design documents
To manage hardware and software resources
To store data permanently
To display images
Which of these is NOT a function of an OS?
Managing memory
Allocating CPU time
Controlling peripherals
Printing a picture
Which interface uses icons, menus, and windows?
CLI
GUI
BIOS
ROM
Which Windows feature shows programs currently running?
Desktop
Start menu
Taskbar
File Explorer
What happens during the booting process?
The OS deletes files
The BIOS loads the OS into RAM
The CPU turns off
RAM becomes permanent storage
Which power option allows you to pause your work without closing programs?
Restart
Shutdown
Sleep
Log out
Which screen appears after turning on the computer but before the Desktop?
Taskbar
Start menu
Login screen
Recycle Bin
What is a subfolder?
A shortcut to a folder
A folder inside another folder
A file with many parts
A hidden folder
Which command makes a duplicate file in a new location?
Cut
Copy
Paste
Rename
Which command moves a file from one location to another?
Copy
Cut
Rename
Delete
Where do deleted files go first in Windows?
Documents
Recycle Bin
USB drive
Desktop
What is the symbol that shows an icon is a shortcut?
Green dot
Small arrow
Blue border
Shadow
What happens if you delete a shortcut?
The original file is deleted
The shortcut only is deleted
The folder is deleted
The file compresses
What is the advantage of compressing files?
They become read-only
They take up less storage space
They delete unnecessary data
They run faster automatically
Which file extension shows a compressed folder?
.jpg
.zip
.exe
.docx
Which Windows setting is used to uninstall a program safely?
File Explorer
Settings → Installed Apps
Recycle Bin
Start menu
Which setting allows you to change the system date and time?
File Explorer
Taskbar
Settings → Time & Language
BIOS
Which setting allows you to adjust screen resolution?
Network
Display settings
Sound settings
Storage
Which option allows you to adjust the speaker volume?
Display settings
Sound settings
Network settings
Storage
Which setting lets you change desktop background and themes?
Personalization
BIOS
Device Manager
Control Panel → Storage
Which icon shows if you are connected to Wi-Fi?
Battery icon
Speaker icon
Network icon
File Explorer icon
If the display looks blurry, which setting should you adjust?
Sound
Resolution
Network
Power
Why is uninstalling through Settings better than deleting a program’s folder?
It saves time
It removes the program completely and avoids errors
It deletes only the shortcut
It changes the desktop background
