Structure in C

Which of the following are themselves a collection of different data types?

• string

• char

• struct

• all

Which operator connects the structure name to its member name?

• -

• .

• =

• >>

Which of the following cannot be a structure member?

• another structure

• Function

• array

• None

Which of the following structure declaration will throw an error?

• 
  struct temp{ } s;

  main(){}

• 
  struct temp{ };

  struct temp s;

  main(){ }

• struct temp s;

  struct temp{ };

  main(){ }

• None

What is the output of this C code?

• Nothing

• Compile error

• 8.0

• 8

Size of a union is determined by size of the.

• First member in the union

• Last member in the union

• Biggest member in the union

• Sum of the sizes of all members

Assuming size of long int is 4 bytes, what will be the output for:

typedef long long int L = 24;

printf("Size of long long int is :");

printf("%d",sizeof(L));

• 24

• 4

• 8

• Error

What will be the output ?

• Name:

  Subject:

  Percentage: 86.50000

• Name:Raju

  Subject:

  Percentage: 86.50000

• Name: Raju

  Subject: Maths

  Percentage: 86.50000

• Error

Memory allocated for structure members are always contigious ?

• True

• False

What do you understand by:

void update(struct student *s);

• 
  update is a function that takes an argument as pointer to structure variable and returns nothing

• update is a method that takes structure type variable as parameter

• 
  Error, we cannot pass structure variable as pointer to a function

• update takes pointer argument but it cannot return void