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What is the correct answer?

4

The output of the following code is:
main() 
{
int k, num = 30;
k = (num > 5 ? (num <= 10 ? 100 : 200) : 500);
printf("
%d", num);
}

A. 200

B. 500

C. 30

D. Unpredictable

Correct Answer :

C. 30


Related Questions

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4

When is std::bad_alloc exception thrown?

A. When new operator cannot allocate memory

B. When alloc function fails

C. When type requested for new operation is considered bad<  thisexception is thrown

D. When delete operator cannot delete teh allocated (corrupted) object

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4

Single operations involving entire arrays are permitted in C.

A. True

B. False

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4

Structures within structures cannot be created.

A. True

B. False

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4

Bitwise operators can operate upon?

A. double and chars

B. floats and doubles

C. ints and floats

D. ints and chars

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4

The expression 'int j = 6 + 3 % -9;' evaluates to -1.

A. True

B. False

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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 default initial value of automatic storage class is 0.

A. True

B. False

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4

Which of the following shows the correct hierarchy of arithmetic operations in C

A. / + *

B. * / +

C. + / *

D. * / + -

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4

The statement "for (i = 0, j = 2; j <= 10; j++)" is a valid statement in 'C'.

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

Which one of the following is not a valid reserved keyword in C++

A. Explicit

B. Public

C. Implicit

D. Private

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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 expression "b = 3 ^ 2;" will evaluate b = 9.

A. True

B. False

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4

The output of the following code is:
main() 
{
unsigned int a = 10;
while (a>=10)
{
int a; a-- ;
}
printf("%i", a);
}

A. Infinite loop

B. 9

C. 0

D. None

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4

The output of the following code is:
main() 
{
int a = 5, b = 6;
(a == b? printf("%d", a));
}

A. 0

B. 5

C. Error

D. None of the above

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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 header file is essential for using strcmp() function?

A. string.h

B. strings.h

C. text.h

D. strcmp.h

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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

For 16bit compiler allowable range for integer constants is ______ ?

A. 3.4e38 to 3.4e38

B. 32767 to 32768

C. 32768 to 32767

D. 32668 to 32667

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4

The size of signed integer is ------ bytes.

A. 4

B. 2

C. 8

D. 10

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4

Which classes allow primitive types to be accessed as objects?

A. Storage

B. Virtual

C. Friend

D. Wrapper

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4

char *s[10] defines an array of ------------------------

A. pointers to strings

B. string to pointer

C. both

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4

&& and & operators have the same meaning.

A. True

B. False

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4

/* The C language.
/* is a procedural language .*/*/
The above statement is valid.

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

What would be the output of the following program?
int x=40;
main(){
int x=20;
printf("
%d",x);
}

A. 40

B. 20

C. Compilation Error

D. Garbeg Value

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4

void' is a datatype.

A. True

B. False

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4

A continue statement causes execution to skip to

A. the return 0; statement

B. the first statement after the loop

C. the statement following the continue statement

D. the next iteration of the loop

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4

What's wrong? while( (i < 10) && (i > 24))

A. the logical operator && cannot be used in a test condition

B. the while loop is an exit-condition loop

C. the test condition is always true

D. the test condition is always false

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4

Which of the following is not a standard exception built in C++.

A. std::bad_creat

B. std::bad_alloc

C. std::bad_cast

D. std::bad_typeid