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C Programming

C Programming
Which is the only function all C programs must contain?

system()
printf()
getch()
main()
start()

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C Programming
What will be the output of the given program?#includevoid main(){float num=5.6;switch(num){case 5:printf("5");case 6:printf("6");default : printf("0");break;}printf("%d", num);}

5 5.600000
6 5.600000
0 5.600000
Complier error

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C Programming
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;}

ERROR
RED
RED WHITE BLUE ERROR
RED WHITE BLUE
RED ERROR

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C Programming
What is the output of the following statements?for(i=10; i++; i<15) printf("%d ", i);

9 10 11 12 13
10 11 12 13 14 15
None of these
Infinite loop
10 11 12 13 14

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C Programming
In which stage the following code#includegets replaced by the contents of the file stdio.h

During Execution
During Preprocessing
During linking
During Editing
None of these

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C Programming
Determine Output:void main(){ int i = -1; +i; printf("i = %d, +i = %d", i, +i);}

i = 1, +i = 1
i = -1, +i = 1
None of These
i = -1, +i = -1

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