1. PlacementQuestion
2. C Interview Questions
3. Online Test for C

Online Test for C

1. What is variable in C?
   It is a name of the memory location
   It is used to store data
   It’s value can be changed during execution of program
   All of the above

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2. Who is father of C Language?
   Bjarne Stroustrup
   Dennis Ritchie
   James A. Gosling
   Dr. E.F. Codd

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3. Find Error/Output in follwing code:

                                
struct

{

  int si;

  double d;

  float cp;

} s;

void

main ()

{

  printf ("%d, %d, %d",  sizeof (s.si), sizeof (s.d), sizeof (s.cp));

}
                                

6, 10, 8
4, 8, 4
2, 4, 4
2, 8, 8

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4. Which of these assignments is invalid?
   short s = 48;
   float f = 4.3;
   double d = 4.3;
   int I = `1`;

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5. The maximum value that an integer constant can have varies from one compiler to another.
   True
   False

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6. Number of binary trees formed with 5 nodes are
   30
   36
   108
   42

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7. In which tree, for every node the height of its left subtree and right subtree differ almost by one?
   Binary search tree
   AVL tree
   Threaded Binary Tree
   Complete Binary Tree

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8. #define is known as preprocessor compiler directive.
   True
   False

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9. Which of the following is not an iterative statement?
   while
   do while
   switch
   for

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10. Find Error/Output in follwing code:

                                
int main ()

{

  int a[4] = { 25, 16 };

  printf ("%d %d", a[0] & a[1], a[1] | a[2]);

}
                                

Syntax error because of invalid operator symbol
25 16
16 16
Syntax error because of invalid array initialization

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