The output of the following code is:
main()
{
xyz: goto abc;
printf("Hello");
abc: printf("World");
goto xyz;
}
{
xyz: goto abc;
printf("Hello");
abc: printf("World");
goto xyz;
}
Infinite loop
Hello World
World Hello
Compilation error
Correct Answer :
A. Infinite loop
Related Questions
p++ executes faster than p + 1.
True
False
Expression 4**3 evaluates to 64.
True
False
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
printf() is not a library function.
True
False
There are total ------ numbers of operators in 'C'.
35
45
55
40
The expression 'int j = 6 + 3 % -9;' evaluates to -1.
True
False
Structures within structures cannot be created.
True
False
The main() function can call itself recursively.
True
False
------ is the ternary operator
?,-
?,:
++<--
none of the above
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
C programs are converted into machine language with the help of
An Editor
A compiler
An operating system
None of the above
# define PI = 8;' is the correct declaration of macros.
True
False
The output of the following code is:
int f(int a, int b);
void main()
{
int a = 12, b=154;
printf("%d", f(a, b));
}
int f(int a, int b)
{
if (a<b) return(f(b, a));
if(b==0) return(a);
return (f(b, a % b));
}
void main()
{
int a = 12, b=154;
printf("%d", f(a, b));
}
int f(int a, int b)
{
if (a<b) return(f(b, a));
if(b==0) return(a);
return (f(b, a % b));
}
2
1
Compilation error
Runtime error
The-------------------- statement helps immediate exit from any part of the loop
break
continue
exit
All of the above
The -------------------------- loop executes at least once.
for
while
do-while
while & do-while
Which of the following shows the correct hierarchy of arithmetic operations in C
/ + *
* / +
+ / *
* / + -
The output of the following code is:
main()
{
unsigned int a = 10;
while (a>=10)
{
int a; a-- ;
}
printf("%i", a);
}
{
unsigned int a = 10;
while (a>=10)
{
int a; a-- ;
}
printf("%i", a);
}
Infinite loop
9
0
None
The output of the following code is:
void main()
{
int a = 20;
printf("%d\t%d
", ++a, a);
}
{
int a = 20;
printf("%d\t%d
", ++a, a);
}
21 21
20 21
21 20
20 20
What would be the output of the following program?
int x=40;
main(){
int x=20;
printf("
%d",x);
}
main(){
int x=20;
printf("
%d",x);
}
40
20
Compilation Error
Garbeg Value
What is an array?
An array is a collection of variables that are of the dissimilar data type.
An array is a collection of variables that are of the same data type.
An array is not a collection of variables that are of the same data type.
None of the above.
Which of the following is allowed in a C Arithmetic instruction
[]
{}
()
None of the above
The default initial value of automatic storage class is 0.
True
False
When a user defined function is defined in program, then it has to be called at least once from the main().
True
False
Nested macros are allowed.
True
False
The value of an enumerated datatype can be read using scanf() function.
True
False
emp name' is a valid variable name.
True
False
unsigned char has a range from 0 to ------------
253
254
255
256
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]);
}
}
{
int a[10], i;
for (i = 1; I <= 0; i++)
{
scanf("%d", a[i]);
printf("%d", a[i]);
}
}
10
Logical error
Runtime error
1 to 10 will be displayed
Left shift operator rotates the bits on the left and places them to the right.
True
False
perror( ) function used to ?
Work same as printf()
prints the error message specified by the compiler
prints the garbage value assigned by the compiler
None of the above