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4

Which of the following is not a preprocessor directive

A. #if

B. #elseif

C. #undef

D. #pragma

Correct Answer :

B. #elseif


Related Questions

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4

The output of the following code is:
void main() 
{
int a;
int &b = a;
a=100;
printf("b=%d\ta=%d
", b,a);
}

A. b=100 a=100

B. b=100 a=0

C. b=0 a=100

D. Error

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4

do-while loop is useful when we want the statements within the loop must be executed

A. Only once

B. At least once

C. More than Once

D. Any one of the above

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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

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

A. True

B. False

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4

All elements of a structure are allocated contiguous memory locations.

A. True

B. False

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4

The expression (i + j)++ is illegal.

A. True

B. False

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4

What is the right way to access value of structure variable book{ price, page }?

A. printf("%d%d", book.price, book.page);

B. printf("%d%d", price.book, page.book);

C. printf("%d%d"< price::book< page::book);

D. printf("%d%d", price>book, page>book);

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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

The identifier argv[] is a pointer to an array of strings.

A. True

B. False

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4

Which of the following correctly describes C++ language?

A. Statically typed language

B. Dynamically typed language

C. Both Statically and dynamically typed language

D. Type-less language

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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

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

A. True

B. False

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4

Union is used to hold different data at different time.

A. True

B. False

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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

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

A. Positive value

B. Zero

C. Negative value

D. None of these

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4

void' is a datatype.

A. True

B. False

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4

What is the difference between overloaded functions and overridden functions?

A. Overloading is a dynamic or run-time binding and Overriding is static or compile-time binding

B. Redefining a function in a friend class is called function overriding while Redefining a function in a derived class is called a overloaded fucntion.

C. Overloading is a static or compile-time binding and Overriding is dynamic or run-time binding

D. Redefining a function in a friend class is called function overloading while Redefining a function in a derived class is called as overridden fucnion.

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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

A declaration float a, b; occupies ___ of memory

A. 1 byte

B. 4 bytes

C. 8 bytes

D. 16 bytes

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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

p++ executes faster than p + 1.

A. True

B. False

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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

The output of the following code is:
main() 
{
int a[10], i;
for (i = 1; I <= 0; i++)
{
scanf("%d", a[i]);
printf("%d", a[i]);
}
}

A. 10

B. Logical error

C. Runtime error

D. 1 to 10 will be displayed

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4

Which escape character can be used to beep from speaker in C?

A. \a

B. \b

C. \m

D.

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4

All macro substitutions in a program are done before compilation of the program.

A. True

B. False

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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

Each pass through a loop is called a/an

A. enumeration

B. iteration

C. culmination

D. pass through

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4

The output of the following code is:
void main()
{
int z, a = 5, b = 3; z = a * 2 + 26 % 3;
printf("%d", z); }

A. 10

B. 0

C. 12

D. None of the above

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4

Right shifting an operand 1bit is equivalent to multiplying it by 2.

A. True

B. False

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4

Single operations involving entire arrays are permitted in C.

A. True

B. False