Key terminology 2.3

Question 1

Defensive design

Answer 1

The planning and design of contingencies

Question 2

Input sanitation / validation

Answer 2

Ensuring data input meets specific criteria

Question 3

Authentication

Answer 3

Verifying a user’s identity before they use a program

Question 4

Maintainability

Answer 4

Techniques allowing code to be easily maintained, debugged and updated

Question 5

Comments

Answer 5

Used to explain parts of code, and ignored by the compiler

Question 6

Indentation

Answer 6

Making it easier to see different sections of code, and to create iteration and selection

Question 7

Testing

Answer 7

Testing a program under various conditions to ensure it works properly

Question 8

Iterative testing

Answer 8

Testing a program during development

Question 9

Final / terminal testing

Answer 9

Testing a program after development

Question 10

Syntax error

Answer 10

A break in the rules of the computer language stopping a program from running

Question 11

Logic error

Answer 11

When the program runs but the output isn’t as expected

Question 12

Test data

Answer 12

Values used to test a program, including normal, boundary and erroneous / abnormal data

Question 13

Range check

Answer 13

Checking data is between certain values

Question 14

Type check

Answer 14

Checking data is in the right form, e.g. integer or string

Question 15

Presence check

Answer 15

Checking data has been input

Question 16

Format check

Answer 16

Checking data is in the right structure, e.g. a postcode is AA0(0)0AA