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What is the correct answer?

4

The output of the following code is:
int f(int a, int b); 
void main()
{
int a = 12, b=154;
printf("%d", f(a, b));
}
int f(int a, int b)
{
if (a<b) return(f(b, a));
if(b==0) return(a);
return (f(b, a % b));
}

A. 2

B. 1

C. Compilation error

D. Runtime error

Correct Answer :

A. 2


Related Questions

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4

The function fopen() on failure returns---------------------.

A. 0

B. NULL

C. 1

D. none of the above

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4

The -------------------------- loop executes at least once.

A. for

B. while

C. do-while

D. while & do-while

What is the correct answer?

4

Nested macros are allowed.

A. True

B. False

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4

The output of the following code is:
main() 
{
void msg()
{
printf("HELLO WORLD");
}
}

A. HELLO WORLD

B. Error

C. None of the above

D. Null

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4

What does STL stand for?

A. Simple Template Library

B. Standard Template Library

C. Static Type Library

D. Single Type-based Library

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4

The contents of a file opened in 'r+' mode cannot be changed.

A. True

B. False

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4

The array 'char name[10] can consist of a maximum of 9 characters.

A. True

B. False

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4

Which of the following is allowed in a C Arithmetic instruction

A. []

B. {}

C. ()

D. None of the above

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4

All elements of a structure are allocated contiguous memory locations.

A. True

B. False

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4

No commas or blanks are allowed within an integer or a real constant.

A. True

B. False

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4

The output of the following code is:
void main() 
{
int a = 1, b=2;
int *ip;
ip=&a;
b=*ip;
printf("%d", b);
}

A. 2

B. 1

C. 100

D. 0

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4

Which of the following is invalid?

A. ''

B. " "

C. 'a'

D. abc'

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4

Which of the following language is predecessor to C Programming Language?

A. A

B. B

C. BCPL

D. C++

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4

A multidimensional array A[10][9] can store-------- number of elements

A. 91

B. 88

C. 90

D. 89

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4

What will be output if you will compile and execute the following c code?
#include 
int main(){
int i=320;
char *ptr=(char *)&i;
printf("%d",*ptr);
return 0;
}

A. 1

B. 64

C. 320

D. Compiler Error

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4

Which of the following keyword supports dynamic method resolution?

A. abstract

B. Virtual

C. Dynamic

D. Typeid

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4

Identify the wrong statement

A. putchar(65)

B. putchar('x')

C. putchar("x")

D. putchar('
')

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4

When a user defined function is defined in program, then it has to be called at least once from the main().

A. True

B. False

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4

Structures within structures cannot be created.

A. True

B. False

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4

The main() function can be called from any other function.

A. True

B. False

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4

Which of the following is not recommended in a header file?

A. Type definitions (typedefs)

B. Class definitions

C. Function definitions

D. Template definitions

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4

Left shift operator rotates the bits on the left and places them to the right.

A. True

B. False

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4

It is necessary to initialize the array at the time of declaration.

A. True

B. False

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4

continue statement is used

A. to go to the next iteration in a loop

B. come out of a loop

C. exit and return to the main function

D. restarts iterations from beginning of loop

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4

Which of the following is not a preprocessor directive

A. #if

B. #elseif

C. #undef

D. #pragma

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4

Variables declared as register storage type gets stored in CPU registers.

A. True

B. False

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4

The output of the following code is:
main() 
{
xyz: goto abc;
printf("Hello");
abc: printf("World");
goto xyz;
}

A. Infinite loop

B. Hello World

C. World Hello

D. Compilation error

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4

Which of the following expressions is wrong

A. float a =123.56;

B. char ch ='T' * 'A';

C. char ch ='T' *20;

D. 3 +a = b;

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4

Character data types cannot be declared as unsigned.

A. True

B. False

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4

The printf() function retunes which value when an error occurs?

A. Positive value

B. Zero

C. Negative value

D. None of these