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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

Correct Answer :

C. 8 bytes


Related Questions

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4

Every if statement can be converted into an equivalent switch statement.

A. True

B. False

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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

Character data types cannot be declared as unsigned.

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 default initial value of automatic storage class is 0.

A. True

B. False

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4

static variable will not always have assigned value.

A. True

B. False

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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

The output of the following code is:
#define sqr(x= x*x) 
main()
{
int a = 10, b = 5;
printf("%d, %d", sqr(a+b),sqr(++a));
}

A. 77, 121

B. 225, 121

C. 77< 144

D. Compilation error

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4

If 'str' is a string of 7 characters, the statement printf("%4s", str); will display ------characters.

A. 4

B. 7

C. 6

D. 0

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4

What will be output if you will compile and execute the following c code?
#include 
int main()
{
float a=5.2;
if(a==5.2)
printf("Equal");
else if(a<5.2)
printf("Less than");
else
printf("Greater than");
return 0;
}

A. Less than

B. Equal

C.

Greater than

D. None of above

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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

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

A. for

B. while

C. do-while

D. while & do-while

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4

void' is a datatype.

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 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

What is C Tokens?

A. The smallest individual units of c program

B. The basic element recognized by the compiler

C. The largest individual units of program

D. A & B Both

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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

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

An array elements are always stored in _________ memory locations.

A. Sequential

B. Random

C. Sequential and Random

D. None of the above

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4

printf() is not a library function.

A. True

B. False

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4

C programming language was developed by

A. Dennis Ritchie

B. Ken Thompson

C. Bill Gates

D. Peter Norton

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4

unsigned char has a range from 0 to ------------

A. 253

B. 254

C. 255

D. 256

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4

A recursive function calls itself again and again.

A. True

B. False

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4

the value *(&i) is same as printing the value of address of i.

A. True

B. False

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4

The output of the following code is:
main() 
{
int sub[50];
for(i=0; i<=48;i++)
{
sub[i]=i;
printf("
%d", sub[i]);
}
}

A. 0 to 48 will be displayed

B. 48

C. 49

D. Compilation 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

C is a ___ language

A. High Level and Procedural

B. Low Level and OOPS

C. Middle Level and Procedural

D. Machine Level and OOPS

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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

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

What will be output if you will compile and execute the following c code?


#include 
#define x 5+2
int main(){
int i;
i=x*x*x;
printf("%d",i);
return 0;
}


A. 27

B. 343

C. 233

D. Compiler Error