Sequence, Selection and Iteration

Question 1

What are the naming conventions for identifiers?

Answer 1

• Uppercase is the convention for constants
• Identifiers have meaningful names and cannot have spaces
• Case is important - psHours vs pshours
• Some words are reserved and can’t be used for identifiers e.g. return

Question 2

What is a sequence?

Answer 2

Executing one statement after another

Question 3

What is iteration?

Answer 3

Repeating a section of code while a Boolean expression is true (while) or a fixed number of times (for)

Question 4

What is branching?

Answer 4

Branching to a different place in the program according to the value of a Boolean expression (if/elseif/else, switch/case)