A pointer is an indication of the variable to be accessed next.
True
False
Correct Answer :
B. False
Related Questions
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.
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
printf("%d", sizeof('2')); will print 2.
True
False
If the class name is X, what is the type of its “this” pointer (in a nonstatic, non-const member function)?
const X* const
X* const
X*
X&
Which of the following is not a preprocessor directive
#if
#elseif
#undef
#pragma
For 16bit compiler allowable range for integer constants is ______ ?
3.4e38 to 3.4e38
32767 to 32768
32768 to 32767
32668 to 32667
Identify the wrong statement
putchar(65)
putchar('x')
putchar("x")
putchar('
')
The output of the following code is:
main()
{
int a = 5, b = 6;
(a == b? printf("%d", a));
}
{
int a = 5, b = 6;
(a == b? printf("%d", a));
}
0
5
Error
None of the above
Single operations involving entire arrays are permitted in C.
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
Which of the following is not true about preprocessor directives
They begin with a hash symbol
They are processed by a preprocessor
They form an integral part of the code
They have to end with a semi colon
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 language is predecessor to C Programming Language?
A
B
BCPL
C++
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);
In the expression - 'x + y + 3z =20'
x + y' is a keyword
3 and 20 are constants
3z is a constant
y is a variable and z is a constant
Only one break can be used in one loop.
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
enum helps to create user defined datatype.
True
False
static variable will not always have assigned value.
True
False
The expression (i + j)++ is illegal.
True
False
There are total ------ numbers of operators in 'C'.
35
45
55
40
Left shift operator rotates the bits on the left and places them to the right.
True
False
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;
}
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;
}
Less than
Equal
Greater than
None of above
If 'str' is a string of 7 characters, the statement printf("%4s", str); will display ------characters.
4
7
6
0
The identifier argv[] is a pointer to an array of strings.
True
False
Which options shows the correct hierarchy of arithmetic operators
**, * or /, + or -
**, *, /, +, -
**< /< *< +<-
/ or *, - or +
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));
}
main()
{
int a = 10, b = 5;
printf("%d, %d", sqr(a+b),sqr(++a));
}
77, 121
225, 121
77< 144
Compilation error
A pointer is an indication of the variable to be accessed next.
True
False
emp name' is a valid variable name.
True
False
Which escape character can be used to beep from speaker in C?
\a
\b
\m