C Programming Structures Quiz

What keyword is used to define a structure in C?

• typedef

• define

• class

• struct

Which of the following is a valid way to create a struct variable?

• struct person1: Person;

• create struct Person person1;

• struct Person = person1;

• struct Person person1;

What operator is used to access members of a structure?

• *

• &

• ->

• .

What does the typedef keyword do in C?

• Creates an alias for a data type

• Allocates memory

• Defines a new data type

• Declares a variable

In the struct definition, what does the following line represent: 'char name[50];'?

• An integer variable

• A floating-point variable

• An array of characters

• A pointer to a string

How do you assign a value to a string in a struct?

• Using = operator

• Using sprintf() function

• Using strcat() function

• Using strcpy() function

What is the output of the following code snippet: 'printf("Name: %s\n", person1.name);'?

• Name: person1.name

• Name: %s

• Name: Undefined

• Name: George Orwell

What is a nested structure?

• A structure with no members

• A structure with only one member

• A structure within another structure

• A structure that cannot be accessed

Which of the following is NOT a valid member operator in C?

• []

• ->

• ++

• .

What is the purpose of the 'main()' function in a C program?

• To declare variables

• To define structures

• Entry point of the program

• To include libraries