Week 2: Logic

Question 1

What are the 3 classes of constructs in programming?

Answer 1

Sequence
Selection
Iteration

Question 2

Selection constructs:

Answer 2

Represent different paths through the set of instructions

Question 3

Iteration constructs:

Answer 3

Represent repetition of the same set of instructions until a specified condition has been met

Question 4

Sequential constructs:

Answer 4

One statement follows another and the statements are executed in order

Question 5

Structured program consists of…

Answer 5

Sets of simple constructs, each of which has one entry and one exit point.

Question 6

Preliminary design techniques include:

Answer 6

Pseudo-coding

Flow charting

Question 7

Pseudo-code:

Answer 7

A set of shorthand notes in a human (non-programming) language that itemizes the key steps in the sequence of instructions that produce a programming solution.

Question 8

Flow charts:

Answer 8

A set of conventional symbols connected by arrows that illustrate the flow of control through a programming solution.

Question 9

C Programming supports 3 selection constructs:

Answer 9

Optional paths
Alternative paths
Conditional expression