Lecture 1: User Defined Data Types (Structures)

Question 1

Derived data types

Answer 1

Data types defined by the user

May contain a number of primitive data types

Question 2

Primitive data types

Answer 2

Data types provided by default in C++

Includes int, float, bool etc.

Question 3

5 examples of derived data types

Answer 3

Enum
Typedef
Structure
Class
Union

Question 4

Main advantage of structures

Answer 4

Allows more than one value to be returned from a function

Question 5

Two ways of accessing members through pointers to structures

Answer 5

(*ptr).memberVar;

ptr->memberVar;

Question 6

Which of the following is allowed?

1. aggregate I/O
2. aggregate arithemetic
3. aggregate comparison
4. aggregate assignment

Answer 6

Aggregate assignment