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Worksheets4G0's ICT REVISION
Total questions: 20
Worksheet time: 12mins
Which part of the computer is called the brain of the computer?
The RAM runs temporary applications
The ROM stores permanent programs
The monitor shows pictures and text
The CPU controls and processes data
What is the main memory of the computer that the CPU communicates with?
Secondary memory for backups
External storage on USB
Primary memory used by the CPU
Cache memory on the disk
Which statement BEST describes ROM?
Pre-recorded and not easily changed
Stores files that often change
Increases speed when upgraded
Temporary memory for running apps
Why is RAM called volatile memory?
Its contents keep changing
It stores data permanently
It cannot read instructions
It is outside the computer
How many bits are in one byte?
Sixteen bits in a byte
Four bits in a byte
Two bits in a byte
Eight bits in one byte
Which conversion is correct for digital memory sizes?
1 Megabyte equals 10 KB
1 Gigabyte equals 100 MB
1 Kilobyte equals 100 bytes
1 Kilobyte equals 1024 bytes
What does an operating system do?
Manages computer hardware and software
Prints documents and photos
Stores files on external drives
Draws shapes and animations
Which control helps you change the sound level?
Home ribbon alignment buttons
Taskbar folder quick shortcut
Time zone setting on the clock
Slider bar for adjusting volume
Where do deleted files usually go first?
Design ribbon in Word
Recycle Bin in the system
Taskbar quick launch area
Desktop background image
Which shortcut selects all text in a document?
CTRL + L selects all
CTRL + X selects all
CTRL + C selects all
CTRL + A selects all
Where is the Stage located in the Scratch window?
Top-right side
Middle center
Bottom-left side
Top-left side
Which shortcut makes text bold?
CTRL + U
CTRL + R
CTRL + B
CTRL + I
Which command category in Scratch is used for actions like turn and move?
Events
Sound
Control
Motion
What is a binary digit called?
byte
gigabyte
bit
kilobyte
Which tool checks spelling mistakes in a document?
Find
Replace
Spelling and Grammar
Format Painter
Which part is called the brain of the computer?
OS
ROM
RAM
CPU
Which is the most important software in a computer?
operating system
format painter
file manager
taskbar tool
Secondary memory is also called what?
auxiliary memory
internal memory
primary memory
main memory
What does the desktop show on the screen and include at the bottom?
drives and a status bar
notifications and menu bar
files and a folder bar
icons and a taskbar
Which part of the Scratch interface contains the motion, looks, and sound blocks?
Stage
Codes block palette
Sprite
Script
