Flowcharts

What do the symbols in a flowchart help to do?

• Construct an algorithm

• Decompose the problem

• Provide an abstract answer

• Allow for patterns to be recognised

In the flowchart, what should you do if the lamp is not plugged in?

• Replace the bulb

• Plug in the lamp

• Buy a new lamp

• Check the switch

Which symbol is used for an operation or process in a flowchart?

• 1.

• 2.

• 3.

• 4.

• 5.

What does the diamond symbol in a flowchart indicate?

• Decision box

• Connector

• Start/Stop procedure

• Input/Output

What is the purpose of the rectangle with double lines on the sides in a flowchart?

• Decision box

• Store/Subroutine call

• Start/Stop procedure

• Connector

What does the arrow symbol in a flowchart represent?

• Decision box

• Flow of control

• Start/Stop procedure

• Input/Output

What does the Input/Output symbol represent in a flowchart?

• A decision point

• A jump in the sequence

• Data received or sent by a computer

• An instruction of a command

What is the first step if the lamp doesn't work according to the flowchart?

• Replace the bulb

• Plug in the lamp

• Buy a new lamp

• Check the fuse

What action is taken if the lamp works after replacing the bulb?

• Stop

• Plug in the lamp

• Buy a new lamp

• Replace the bulb again

What is the first step if a lamp doesn't work according to the flowchart?

• Replace the bulb

• Plug in the lamp

• Press the switch on

• Buy a new lamp