Key Words 1

Question 1

operating system

Answer 1

software that controls and manages the computer

Question 2

float

Answer 2

stores a real or decimal number

Question 3

FOR…NEXT loop

Answer 3

counter based iteration, repeats a set amount of times

Question 4

integer

Answer 4

stores a whole number

Question 5

constant

Answer 5

a structure for data storage, whose value may not change whilst the program is running

Question 6

array

Answer 6

a structure for data storage, holding multiple items of the same type and size

Question 7

utility

Answer 7

software that performs a single task, usually to maintain or configure the computer, eg text editor

Question 8

CPU

Answer 8

the Central Processing Unit that executes the code

Question 9

application

Answer 9

software that performs a general, user-focused task, eg word processor

Question 10

DO…WHILE loop

Answer 10

condition based iteration, repeats while a condition is true, checks condition at the end so always executes at least once

Question 11

WHILE…DO loop

Answer 11

condition based iteration, repeats while a condition is true, checks condition at the start

Question 12

storage technologies

Answer 12

magnetic, solid state, optical

Question 13

coding standards

Answer 13

comments, indentation, appropriate variable names, modularisation

Question 14

software

Answer 14

the executable code and data stored and running on a computer

Question 15

boolean

Answer 15

stores True or False

Question 16

hardware

Answer 16

the physical components of a computer

Question 17

string

Answer 17

stores a sequence of alphanumeric characters

Question 18

variable

Answer 18

a structure for data storage, whose value may change during program execution

Question 19

selection

Answer 19

choosing whether to execute a set of commands or not, based upon a decision

Question 20

SELECT…CASE

Answer 20

selection based on the value of a variable

Question 21

iteration

Answer 21

repeating a set of commands, based upon a counter, or while a condition is met

Question 22

sequence

Answer 22

executing commands in a particular order, one after the other

Question 23

IF…ELSE…END IF

Answer 23

selection based on a True/False condition

Question 24

Embedded system

Answer 24

A computer system that is built into another device

Question 25

MOD

Answer 25

Gives the remainder

Question 26

DIV

Answer 26

Gives the integer division (the big number)