Unit 2.3 Testing

Louise writes a program to work out if a number entered by the user is odd or even. Her first attempt at this program is shown.

The program contains a logic error on line 02.
State what is meant by a logic error.

Give a corrected version of line 2 that fixes the logic error

The program contains a syntax error on line 05.

State what is meant by a syntax error.

Give a corrected version of line 05 that fixes the syntax error

A vending machine has the following options available.

Users insert coins into the vending machine and then enter the two character item code of their selection. If the user has inserted enough money, the vending machine will release the chosen item and output any change required. If the user enters an invalid item code then a suitable error message is displayed.

The vending machine is tested before it is released.

Explain the purpose of testing the vending machine

Describe the difference between iterative and final testing

Complete the following test plan for the vending machine

Type in row going along order e.g. row 1 starts with B1,

so row 2 = , row 3 = and row 4 =