KS3 Algorithm

What is an Algorithm?

• A chart showing the flow of a series of events
• Step-by-step instructions used to solve a problem
• A decision arrived at by following instructions
• A computer program that follows a chart

What algorithm do we use when we're looking for the Post Office?

• A set of directions
• A recipe
• A list of instructions

What algorithm do we use when we're building a wardrobe?

• A set of directions
• A recipe
• A list of instructions

When can algorithms be used?

• Only with computers
• Only when programming
• Only with flowcharts
• Any time to design solutions to problems

Instructions carried out one after another in order is a...

• List

• Sequence

• Collection

• Series

While the program is running, if the program makes a choice if it should run some code or not, it is called a...

• variable

• sequence

• selection

• mistake

When a program repeats, looping over the same sequence, it is called...

• iteration

• a variable

• an instruction

Instructions carried out one after another in order is a...

• List

• Sequence

• Collection

• Series

Which is the definition of "sequence"?

• A set of instructions in a specific order

• Where instructions repeat

• Code where decisions are made

Which is the definition of "selection"?

• A set of instructions in a specific order

• Where instructions repeat

• Code where decisions are made