Stepping through an algorithm one step at a time and looking at inputs, values and outputs.

• Algorithm Trace

• Iteration

• Variable

• Psuedocode

The process of repeating one or more instructions over and over again

• Algorithm Trace

• Iteration

• Flowchart

• For Loop

Used to iterate one or more instructions for a fixed or known number of times

• Algorithm

• Iteration

• Selection

• For Loop

Temporary storage of data during the execution of an algorithm

• Algorithm

• Data type: String

• Selection

• Variables

Text, digits, or characters e.g. "hello world"

• Data type: Boolean

• Data type: String

• Data type: Real

• Data type: Integer

Whole numbers with no fractional part. e.g. 126

• Data type: Boolean

• Data type: String

• Data type: Real

• Data type: Integer

Numbers which may contain a fractional part. e.g. 23.75

• Data type: Boolean

• Data type: String

• Data type: Real

• Data type: Integer

Can only have one of two values. e.g. True, False

• Data type: Boolean

• Data type: String

• Data type: Real

• Data type: Integer

A set of step-by-step instruction to describe a task or process

• Algorithm

• Flowchart

• Pseudocode

• Selection

A visual method for describing algorithms

• Algorithm

• Flowchart

• Pseudocode

• Selection