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WorksheetsYear 7 Computer Science
Total questions: 37
Worksheet time: 19mins
Select all the INPUT devices...
Mouse
Microphone
Printer
Monitor
Keyboard
Select all the OUTPUT devices...
Mouse
Microphone
Printer
Monitor
Speakers
An input device is...
any device that collects data and sends it to the computer
any device that takes information on the computer and brings it back into the real world
An output device is...
any device that collects data and sends it to the computer
any device that takes information on the computer and brings it back into the real world
Hardware is...
any part of the computer you can physically touch
Any part of the computer you cannot touch
Software is...
any part of the computer you can physically touch
Any part of the computer you cannot touch
A memory stick is both an input and output device because you can plug it in, and take it out of the computer...
True
False
The computer's long term memory is...
RAM
Hard Disk
The computer's short term memory is...
RAM
Hard Disk
The part known as the 'brains' of the computer is the...
Hard Disk
Motherboard
CPU
Hard Disk
Which is not a type of software?
Operating System
Utility Software
Administration Software
Application Software
Software that manages and controls the computer’s hardware. Operating systems also allow other software to run on top of them (application and utility software).
Operating System
Utility Software
Application Software
Software that is designed for end users (us!). This software allows us to get things done on a computer, this includes applications like: Microsoft PowerPoint, Google Chrome and Minecraft.
Operating System
Utility Software
Application Software
Software that is designed to help maintain the computer and keep it running smoothly. This includes: Anti-virus software, and disk clean-up (for deleting old and unused files).
Operating System
Utility Software
Application Software
Computers use a number system known as...
Binary
Hexadecimal
Decimal
Octal
Humans use a number system known as...
Binary
Hexadecimal
Decimal
Octal
Binary uses the digits...
0-1
0-2
0-5
0-9
Decimal uses the digits...
0-1
0-2
0-5
0-9
What is 1111 in decimal?
1
4
12
15
What is 9 in binary?
1000
1001
1101
1110
Which statement best describes the Hard Disk?
The short term memory for the computer. It holds all of your apps while you are using them
The Brains of the computer. It processes all of the instructions and data.
The long term memory for the computer. It stores all of your files, apps and data, even when the computer is off.
The part of the computer that everything else plugs into. Allows the components to communicate with each other.
Select the statement which best describes the CPU?
The short term memory for the computer. It holds all of your apps while you are using them
The Brains of the computer. It processes all of the instructions and data.
The long term memory for the computer. It stores all of your files, apps and data, even when the computer is off.
The part of the computer that everything else plugs into. Allows the components to communicate with each other.
Which statement best describes a Motherboard?
The short term memory for the computer. It holds all of your apps while you are using them
The Brains of the computer. It processes all of the instructions and data.
The long term memory for the computer. It stores all of your files, apps and data, even when the computer is off.
The part of the computer that everything else plugs into. Allows the components to communicate with each other.
Which statement best describes RAM?
The short term memory for the computer. It holds all of your apps while you are using them
The Brains of the computer. It processes all of the instructions and data.
The long term memory for the computer. It stores all of your files, apps and data, even when the computer is off.
The part of the computer that everything else plugs into. Allows the components to communicate with each other.
Which statement best describes a Graphics Card?
Provides power to the computer and all of its parts
A specialised part of the computer for processing specific mathematics required to produce graphics.
The long term memory for the computer. It stores all of your files, apps and data, even when the computer is off.
The part of the computer that everything else plugs into. Allows the components to communicate with each other.
Which statement best describes a Power Supply?
Provides power to the computer and all of its parts
A specialised part of the computer for processing specific mathematics required to produce graphics.
The long term memory for the computer. It stores all of your files, apps and data, even when the computer is off.
The part of the computer that everything else plugs into. Allows the components to communicate with each other.
Photoshop is...
Hardware
Software
Microsoft PowerPoint is...
Application software
Utility Software
Operating System
Anti-Virus is...
Application software
Utility Software
Operating System
Android & Windows are examples of...
Application software
Utility Software
Operating System
CPU stands for...
Control Process Unit
Central Processing Unit
Control Processor Unit
Central Precision Unifier
A computer uses a character set to convert letters and symbols into binary so it can be stored in the computer.
True
False
What is the name of the character set currently used by computers?
ASCII
Unicode
Which character set is larger?
ASCII
Unicode
What is the smallest part of an image called?
Colour
Dot
Pixel
Block
A 2-bit image uses how many binary digits to represent each pixel?
1
2
4
8
How many different colours can you represent with 3-bits?
2
4
6
8
