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Computer Science Set-1
C Programming
92

C Programming MCQ with Answers

92) When a variable of data type double is converted into float, then

Rounding takes place

Truncation takes place

The lower order bits are dropped

None of these

Answer is:

Rounding takes place

C Programming MCQ with Answers

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Related C Programming MCQ with Answers

93) The library function sqrt operates on a double precision argument. If, i is an integer variable, then which of the following calls would correctly compute sqrt(i)?

sqrt((double)i)

(double)sqrt(i)?

(double)(sqrt(i))

sqrt(i)

Answer is:

sqrt((double)i)

94) The statement
printf( " % f ", ( float )9/5) ;
prints

1.8

1

2

none of these

Answer is:

1.8

95) The declaration
enum cities{ bethlehem, jericho, nazareth = 1, jerusalem }
assigns the value 1 to

bethlehem

nazareth

bethIehem and nazareth

jericho and nazareth

Answer is:

jericho and nazareth

96) What is the following code segment doing?
void fn( )
{
char c;
cin.get(c);
if (c != ‘
’)
{
fn( );
cout.put(c);
}
}

The string entered is printed as it is.

The string entered is printed in reverse order.

It will go in an infinite loop.

It will print an empty line.

Answer is:

The string entered is printed in reverse order.

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