Which of the following is not an infinite loop
int i =1;
while (1)
{i++;}
for( ; ; );
int true=0< false;
while (true)
{false = 1;}
int y, x = 0;
do
{y = x;}
while (x==0);
Correct Answer :
C. int true=0< false;
while (true)
{false = 1;}
Related Questions
emp name' is a valid variable name.
True
False
Which of the following is the most preferred way of throwing and handling exceptions?
Throw by value and catch by reference.
Throw by reference and catch by reference.
Throw by value and catch by value
Throw the pointer value and provide catch for teh pointer type.
C programming language was developed by
Dennis Ritchie
Ken Thompson
Bill Gates
Peter Norton
Which options shows the correct hierarchy of arithmetic operators
**, * or /, + or -
**, *, /, +, -
**< /< *< +<-
/ or *, - or +
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;
}
int main(){
int i=320;
char *ptr=(char *)&i;
printf("%d",*ptr);
return 0;
}
1
64
320
Compiler Error
Which of the following is an example of compounded assignment statement?
a = 5
a += 5
a = b = c
a = b
The expression 'int j = 6 + 3 % -9;' evaluates to -1.
True
False
&& and & operators have the same meaning.
True
False
static variable will not always have assigned value.
True
False
Which of the following shows the correct hierarchy of arithmetic operations in C
/ + *
* / +
+ / *
* / + -
unsigned' is a valid variable name.
True
False
enum helps to create user defined datatype.
True
False
Identify the wrong statement
putchar(65)
putchar('x')
putchar("x")
putchar('
')
Bitwise operators can operate upon?
double and chars
floats and doubles
ints and floats
ints and chars
A multidimensional array A[10][9] can store-------- number of elements
91
88
90
89
An array declared as A[100][100] can hold a maximum of 100 elements.
True
False
The default initial value of automatic storage class is 0.
True
False
The output of the following code is:
main()
{
int a = 0;
for (; i = 0; i++)
printf("%d", a);
}
{
int a = 0;
for (; i = 0; i++)
printf("%d", a);
}
0
Nothing will be displayed
Infinite loop
None of the above
The expression "int i = j = k = 0;" is invalid.
True
False
Left shift operator rotates the bits on the left and places them to the right.
True
False
For 16bit compiler allowable range for integer constants is ______ ?
3.4e38 to 3.4e38
32767 to 32768
32768 to 32767
32668 to 32667
What's wrong? (x = 4 && y = 5) ? (a = 5) ; (b = 6);
the question mark should be an equal sign
the first semicolon should be a colon
there are too many variables in the statement
the conditional operator is only used with apstrings
The output of the following code is:
void main()
{
int a = 0;
while (a<=50) for(;;) if(++a % 50==0) break;
printf("a = %d", a);
}
{
int a = 0;
while (a<=50) for(;;) if(++a % 50==0) break;
printf("a = %d", a);
}
a = 100
a = 50
compilation error
runtime error
fopen() function returns a pointer to the open file.
True
False
char *s[10] defines an array of ------------------------
pointers to strings
string to pointer
both
continue statement is used
to go to the next iteration in a loop
come out of a loop
exit and return to the main function
restarts iterations from beginning of loop
The output of the following code is:
void main()
{
float a;
int x = 10, y = 3; a = x / y;
printf("%f", a); }
{
float a;
int x = 10, y = 3; a = x / y;
printf("%f", a); }
3.999999
Error
3
3.000000
C is a ___ language
High Level and Procedural
Low Level and OOPS
Middle Level and Procedural
Machine Level and OOPS
The printf() function retunes which value when an error occurs?
Positive value
Zero
Negative value
None of these
No commas or blanks are allowed within an integer or a real constant.
True
False