Computer Hardware Flashcards

1
Q

Define what computer hardware is

A

It is the collection physical parts that create a computer system

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2
Q

Define what computer software is

A

It is a series of code that runs on the hardware and takes the form of programs or applications

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3
Q

Define what an embedded system is

A

It is a computer system built into a device, such as a TV or microwave

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4
Q

What is the use of an embedded system?

A

Often the use is as a control system. So they monitor and control machines to do a desired task.

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5
Q

What is the benefits or using an embedded system rather than a general purpose PC?

A

They are cheaper, more efficient and easier to design due to the fact they are dedicated to only one task

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6
Q

What is the purpose of a power supply in a PC?

A

To supply power to all hardware in the PC

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7
Q

What is the purpose of a optical drive in a PC?

A

To read and write optical disks

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8
Q

What is the purpose of a case cooling fan in a PC?

A

To extract hot air produced by the system out of the case

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9
Q

What is the purpose of a CPU heat sink and cooling fan?

A

Keeps the CPU cooled especially as it generates a lot of heat

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10
Q

What is the purpose of a CPU in a PC?

A

To process and do all functions of the PC ‘acts as the brain’

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11
Q

What is the purpose of a RAM stick in a PC?

A

So that programs can quickly access frequently used functions

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12
Q

What is the purpose of a HDD in a PC?

A

Stores any long term data or programs

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13
Q

What is the purpose of a graphics card in a PC?

A

A dedicated part to process any computer graphics to the monitor

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14
Q

What is the purpose of a motherboard in a PC?

A

The main circuit board where all the hardware is connected

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