Topic 5: Computer Hardware and Software Flashcards

1
Q

Hardware is

A

the physical parts of the computer

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2
Q

Software is

A

the programs which run on the computer

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3
Q

Operating System is

A

software that communicates with hardware and allows other programs to run.

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4
Q

Every desktop computer, tablet and smartphone needs a __________ to function

A

operating system

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5
Q

A platform is

A

the type of operating system used

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6
Q

Three examples of a platform are;

A

Windows, MacOS and Unix

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7
Q

An input device is hardware that

A

allows data to be entered into a computer

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8
Q

Four examples of input device are;

A

mouse, keyboard, scanner and digital camera

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9
Q

An output device is hardware that

A

allows data to be output from the computer.

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10
Q

Three examples of an output device are;

A

monitor, speakers and printer

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11
Q

A processor is the part of the computer that

A

translates and executes program code

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12
Q

There are three parts to the processor and they are;

A

ALU (Arithmetic Logic Unit), Control Unit and Registers

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13
Q

The ALU does what

A

it controls all calculations and logical decisions

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14
Q

The control unit does what

A

it controls fetching/execution of instructions

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15
Q

The registers are the

A

temporary storage areas within the processor

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16
Q

The clock speed measures how fast the

A

processor can translate and execute program instructions

17
Q

The clock speed is measured in

18
Q

The memory is where the computer stores

A

programs and/or data currently in use

19
Q

The hard disk is where the computer stores

A

programs and/or data not currently in use

20
Q

RAM stands for

A

Random Access Memory

21
Q

RAM is where the

A

operating system is stored when the computer is on.

22
Q

Programs and data currently in use are stored in

23
Q

RAM can or cannot be edited?

A

RAM can be edited

24
Q

When the computer is switched off, RAM’s contents is

25
ROM stands for
Read Only Memory
26
Key OS programs are stored in
ROM
27
ROM can or cannot be edited?
ROM cannot be edited
28
When the computer is switched off, ROM's content is
not lost.