Key Terms Flashcards

1
Q

Algorithm

A

set of instructions to achieve a task

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2
Q

Sequence

A

following instructions one after another

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3
Q

Variable

A

named container for a value which can be inspected or changed by the program

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4
Q

Iteration

A

repeated set of instructions, loop eg forever, while true

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5
Q

selection

A

a choice of which set of code to follow dependent of true/false questions

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6
Q

Program

A

set of algorithms creates to solve a problem (apps)

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7
Q

input

A

Entering data into a computer systems

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8
Q

Input devices

A

Mouse, keyboard, touchscreen

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9
Q

Output

A

displaying information to a user

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10
Q

Output device

A

Screen

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11
Q

CPU

A

central processing unit where every command passes through

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12
Q

RAM

A

Random Access Memory, fast and volatile data storage containing operating system, current programs and data

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13
Q

ROM

A

Read Only Memory non-volatile, continues boot strap and BIOS

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14
Q

Volatile

A

Data is lost when the machine is turned off

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15
Q

Sprite

A

image

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16
Q

Object

A

an item which can have actions and events attached

17
Q

Action

A

command that operates the object

18
Q

Event

A

Trigger for action eg when..

19
Q

Room

A

arena for objects to interact

20
Q

LED

A

Light Emitting Diode , light

21
Q

BIOS

A

Basic input and output system

22
Q

Motherboard

A

Circuit board connecting all components

23
Q

HTML

A

Hyper Text Markup Language used to create Web pages

24
Q

CSS

A

Cascading style sheet - used to centralise the format/style of a website