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Welcome to the Control Flow Statements in C MCQs Page

Dive deep into the fascinating world of Control Flow Statements in C with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Control Flow Statements in C, a crucial aspect of C Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Control Flow Statements in C, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within C Programming.

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Control Flow Statements in C MCQs | Page 13 of 32

Q121.
What will be the final value of the digit?
void main()
{
   int digit = 0;
   for( ; digit <= 9; )
   digit++;
   digit  *= 2;
   --digit;
}
Discuss
Answer: (c).19
Q122.
What will be the following code's output if choice = 'R'?
switch(choice)
{
   case 'R' : printf("RED");
   case 'W' : printf("WHITE");
   case 'B' : printf("BLUE");
   default  : printf("ERROR");break;
}
Discuss
Answer: (b).RED WHITE BLUE ERROR
Q123.
Consider the following program fragment. What would be the value of sum for the input 1, -1, 2, -2, 3, -3, 4, -4, 5, -5
Discuss
Answer: (d).15
Q124.
What will be printed if the following code is executed?
void main()
{
   int x=0;
   for( ; ; )
   {
      if( x++ == 4 ) break;
      continue;
   }
   printf("x=%d", x);
}
Discuss
Answer: (b).x=5
Q125.
What is the output of the below code?
void main()
{
   int a[5] = {6,8,3,9,0}, i=0;
   if(i != 0)
   {
      break;
      printf("%d", a[i]);
   }
   else
      printf("%d", a[i++]);
}
Discuss
Answer: (d).Syntax error
Q126.
Determine Output:
void main()
{
      int i=3;
      switch(i)
      {
            default: printf("zero");
            case 1: printf("one"); break;
            case 2: printf("two"); break;
            case 3: printf("three"); break;
      }
}
Discuss
Answer: (b).three
Q127.
Determine Output:
void main()
{
      char string[]="Hello World";
      display(string);
}
void display(char *string)
{
      printf("%s", string);
}
Discuss
Answer: (b).Compiler Error
Q128.
Determine Output:
void main()
{
      int i=5;
      printf("%d%d%d%d%d", i++, i--, ++i, --i, i);
}
Discuss
Answer: (a).45545
Q129.
Determine Output:
void main()
{
      int i=1, j=2;
      switch(i)
      {
            case 1: printf("GOOD"); break;
            case j: printf("BAD"); break;
      }
}
Discuss
Answer: (c).Compiler Error
Q130.
Determine Output:
void main()
{
      int i;
      printf("%d", scanf("%d", &i)); // value 10 is given as input here
}
Discuss
Answer: (b).1

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