computer Flashcards

1
Q

Application

A

a computer software package that performs a specific function directly for an end user or, in some cases, for another application

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2
Q

Artificial Intelligence

A

AI robot

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3
Q

Component

A

a fundamental building block essential for system functionality.

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4
Q

CPU

A

central processing unit where programs are executed and the components are told what to do

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5
Q

Embedded

A

a small computer that forms part of a larger system, device or machine

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6
Q

Hard Drive

A

This is where all your files are stored. Not deleted when you switch off the computer. Can be used as a slower back up to RAM-virtual memory .

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7
Q

Hardware

A

the computer’s tangible components or delivery systems that store and run the written instructions provided by the software.

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8
Q

Input

A

computer receives some information
e.g mouse , keyboard , screen

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9
Q

Magnetic

A

hard disk drive
it is a storage

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10
Q

Motherboard

A

main printed circuit board (PCB) in a computer

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11
Q

Optical

A

a device that uses the photons in visible light or infrared ( IR ) beams,rather than electric current, to perform digital computations.
CD

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12
Q

Output

A

computer outputs information
e.g headphones , speaker

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13
Q

Process

A

computer does something with the information
e.g cpu , memory

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14
Q

RAM

A

random access memory .Short term memory of a computer which is very fast . Gets deleted when the computer is switched off.Contains the information the computer needs whilst it is running .

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15
Q

ROM

A

read - only memory ,doesn’t get deleted when the computer is switched off .
contains all the information to get a computer running

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16
Q

Software

A

Software is the instructions stored on your computer that can tell the hardware what to do
e.g microsoft word , google chrome

17
Q

Solid State

A

electronic components, devices and systems based entirely on semiconductor materials such as silicon, germanium or gallium arsenide.
USB stick

18
Q

Virtual Memory

A

enables data that is in RAM and not currently being used to be transferred to the hard disk.

19
Q

Volatile

A

a computer storage that temporarily holds data being used or processed.

20
Q

ALU

A

Within the CPU is a component called the ALU which is the part of the computer that does all the maths and logic operations .