Computer Components

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  • Created by: Laiyla
  • Created on: 17-04-21 19:59
What does the CPU stand for? What can it also be referred to as?
Central Processing Unit.
Also known as the brain of the computer.
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Describe what the CPU does.
The purpose of the CPU is to process all the data on the computer.
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What is the CPU made up of? What state can these be in?
The CPU is made up of transistors, or switches, that can be in different states – on or off.
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What is Binary? Why do computers use binary?
Binary is a number system that only uses two digits: 1 and 0.
For a computer to process it, data must first be converted into binary.
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What are clock rates? What are they measured in?
With every tick of the clock, the CPU can process one piece of data or execute one instruction.
The CPU clock speed is measured in cycles per second. 1 cycle per second is also known as 1 Hertz.
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What is the name of the basic operation of a CPU?
The Fetch-Decode-Execute Cycle, or commonly shortened to the Fetch-Execute Cycle.
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What is the name of the memory used by the CPU? What does it stand for?
RAM
Random Access Memory
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What is hardware?
The parts of a computer that you can physically touch.
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Define what an input device is.
An input device is any piece of hardware that is used to enter data or content into a computer system. Input devices can be manual or automatic.
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Name some examples of input devices.
Camera
Touchscreen
Mouse
Webcam
Trackball
Microphone
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Define what an output device is.
An output device is any piece of computer hardware equipment that converts information into human-readable form.
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Name some examples of output devices.
Speaker
Monitor
Headphone
Printer
Projector
Plotter
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Give some examples of input and output devices used on a supermarket self check out.
Input devices - Touch screen (monitor)
Barcode scanner
Output devices - (Touch screen) monitor
Speakers
Receipt printer
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Give some examples of inputs and outputs for a car.
Inputs - Inserting petrol/fuel
CD player
Outputs - Radio speakers
Car exhaust
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What is a storage device?
A piece of computer equipment that information can be stored on.
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What does HDD stand for?
What does SSD stand for?
Hard Disk Drive.
Solid State Drive.
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What is the difference between HDD and SSD?
A hard disk drive is a traditional storage device that uses mechanical platters and a moving read/write head to access data. A solid-state drive is a newer, faster type of device that stores data on instantly accessible memory chips.
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What is Software?
The programs and other operating information used by a computer.
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Other cards in this set

Card 2

Front

Describe what the CPU does.

Back

The purpose of the CPU is to process all the data on the computer.

Card 3

Front

What is the CPU made up of? What state can these be in?

Back

Preview of the front of card 3

Card 4

Front

What is Binary? Why do computers use binary?

Back

Preview of the front of card 4

Card 5

Front

What are clock rates? What are they measured in?

Back

Preview of the front of card 5
View more cards

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