WorksheetsComputer Basics Quiz
Total questions: 50
Worksheet time: 25mins
A computer is defined as:
A mechanical device for calculations
An electronic device that processes and stores data
A software program for problem solving
A storage-only device
Which part controls the overall operation of the computer?
Input devices
CPU
RAM
Hard disk
The physical parts of a computer are called:
Software
Applications
Hardware
Programs
Which of these is NOT hardware?
Keyboard
Mouse
Printer
Operating system
The most commonly used keyboard layout is:
AZERTY
DVORAK
QWERTY
ABCDEF
A device used to scan barcodes is:
Joystick
Barcode reader
Webcam
Gamepad
CPU is often called the:
Brain of the computer
Memory of the computer
Input unit
Software system
Which CPU part performs arithmetic and logic operations?
Control Unit
ALU
Registers
RAM
Which CPU part directs and coordinates activities?
ALU
Control Unit
Register
Hard disk
Registers are:
Slow permanent storage
Very fast small storage inside CPU
External memory
Software programs
RAM is:
Volatile memory
Permanent memory
Optical storage
Secondary storage
ROM is:
Temporary storage
Erased when power is off
Permanent storage not easily modified
Flash memory
Which of these is secondary memory?
Cache
Register
Hard disk
RAM
CDs can store up to:
1.44 MB
700 MB
8.4 GB
50 GB
DVDs can store up to:
700 MB
1.44 MB
8.4 GB
50 GB
Blu-ray discs can store up to:
700 MB
8.4 GB
50 GB
500 GB
Flash drives are based on:
Magnetic disks
Optical discs
Flash memory chips
Registers
An example of an output device is:
Mouse
Scanner
Printer
Joystick
Which of the following is NOT an output device?
Speaker
Plotter
Monitor
Touchpad
A dot matrix printer is:
Non-impact printer
Impact printer
Laser printer
Thermal printer
LCD stands for:
Low Control Display
Liquid Crystal Display
Light Cathode Device
Linear Circuit Display
Which monitor type is oldest?
CRT
LCD
LED
OLED
System software includes:
Word processors
Operating system
Photoshop
Excel
Application software is used for:
Managing hardware
Performing specific user tasks
Running device drivers
Formatting disks
An example of system software is:
Windows
MS Word
Photoshop
Excel
An example of application software is:
Unix
Linux
Microsoft Excel
DOS
Which software always runs in the background?
Application software
System software
Utility programs only
Web browsers
Which storage is volatile?
ROM
Hard disk
RAM
Blu-ray
Which of these is non-volatile?
RAM
Cache
Register
ROM
A control unit function is:
Perform addition
Store programs
Direct CPU activities
Display output
The term “software suite” refers to:
Multiple utilities in an OS
A package of related applications
Only graphics software
CPU + memory
Which of these is a graphics software?
Excel
Photoshop
MySQL
Windows
MS PowerPoint is an example of:
System software
Application software
Operating system
Device driver
Which is responsible for booting the system?
RAM
ROM
Hard disk
Flash drive
Which stores programs permanently?
RAM
Register
Hard disk
Cache
A joystick is classified as:
Input device
Output device
Storage device
Processing unit
A projector is an example of:
Input device
Output device
Storage
CPU unit
Operating systems belong to:
Application software
System software
Secondary memory
CPU
“Microsoft Word” is:
Word processor application
Operating system
Utility software
Firmware
The most important CPU element for performance is:
ROM
Hard disk
CPU
Flash disk
Which provides temporary fast storage for CPU?
Register
ROM
Hard disk
Flash disk
A scanner converts:
Output to input
Printed images to digital form
Digital to analog signals
Data to sound
Which is a pointing device?
Microphone
Mouse
Speaker
Monitor
Utility programs like file managers belong to:
Application software
System software
Firmware
CPU hardware
Microsoft Excel is mainly used for:
Database management
Word processing
Spreadsheet calculations
Graphics design
MySQL is a:
Spreadsheet software
Database software
Operating system
Word processor
Which of these is NOT secondary storage?
Optical disc
Flash disk
RAM
Hard disk
Which device gives audio output?
Monitor
Speaker
Printer
Plotter
Which category does DOS belong to?
Application software
System software
Database software
Utility software only
System software runs:
With user interaction always
Independently in background
Only if applications are open
Only for games
