signed short
unsigned short
long
int
10
20
0
None
*
&
%
#
char
float
double
It returns the size of the variable in bits
It returns the size of the variable in bytes
It returns the size of the variable in kilobytes
It returns the number of elements in an array
Find the output of following code :
int main() { int i=-2; printf (“-i=%d”,-i); return b; }
–i=2
i=-2
–i=-2
–i=+2
-5
1
+5
What will be output if you compile and execute the following ‘C’ code?
void main(){int i=4,x;x=++i + ++i + ++i;printf("%d",x);}
21
18
19
Compilation error
What will be the output of the following code segment?
int x = 24, y = 39, z = 45;z = x + y;y = z - y;x = z - y;printf("\n%d %d %d", x, y, z);
24 39 63
39 24 63
24 39 45
39 24 45
When the following piece of code is executed, what happens?
b = 3;a = b++;
a contains 3 and b contains 4
a contains 4 and b contains 4
a contains 4 and b contains 3
a contains 3 and b contains 3
To determine which operator evaluated first from left to right.
To determine the level of an operator in a program.
To determine how an expression involving more than one operator is evaluated.
To check the expression is valid or not.
Both can occur multiple times, but a declaration must occur first.
A definition occurs once, but a declaration may occur many times.
Both can occur multiple times, but a definition must occur first.
A declaration occurs once, but a definition may occur many times.
Decimal
Binary
Octal
Hexadecimal
What is the output of the following code:
int x = 5;
printf("%d", x++);
4
5
6
Undefined
results in a syntax error
output Infomax7
outputs garbage
outputs infomax and terminates abruptly
print("Hello World");
echo("Hello World");
printf("Hello World");
None of these
int num;
integer num;
num int;
num integer;
2
Depends on the system
What is the output of the following code?
main(){ int a, b; a=b=4; b=a++; printf("%d %d %d %d", a++, --b, ++a, b--);}
5 3 7 3
Syntax error
5 4 5 3
6 2 6 4
float, double
short int, double, long int
float, double, long double
double, long int, float
Logical Operator
Conditional Operator
typecast
Ternary
<
=
>=
<=
What will be the output of the following program?
int main() { int x=5; printf(“%d %d %d”,x,x<<2,x>>2); }
1 20 5
5 1 20
5 20 1
20 1 5
8
-3.4e38 to 3.4e38
-32767 to 32768
-32668 to 32667
-32768 to 32767
* / % + - =
= * / % + -
/ * % - + =
* % / - + =
&&
| |
!
All of the above
compare two numeric values
combine two numeric values
compare two boolean values
None of the above
char > int > float
int > char > float
char < int < double
double > char > int
-1
it Compare the variable a and the variable b are same.
The value of b is assigned to variable a but if b changes later, it will not effect the value of variable a.
The value of b is assigned to variable a but if b changes later, it will effect the value of variable a.
The value of variable a is assigned to variable b, and the value of variable b is assigned to variable a.
Binary operator
Unary operator
Ternary operator
Addition, Division, Modulus
Addition, Modulus, Division
Multiplication, Substration, Modulus
Modulus, Multiplication, Substration
int a = 10, b = 5;printf("%d", a / b);
0.5
15
N=m=0
Value+=10
mySize=x<y?9:11
Value=+=10
What will be the output of the following code?
int main(){int x,y,z;x='1'-'0'; /* line-1 */y='a'-'b'; /* line-2 */z=x+y;printf("%d",z);}
Error because of incorrect line-1 only.
Error because of incorrect line-1 and line-2.
Error because of incorrect line-2 only.
printf("\n");
echo '\n';
printf('\n');
printf('\\n')
||
+
++
long double
far double
16
int x = 5;printf("%d", ++x);
7
real
int my_num = 100,000;
int my_num = 100000;
int my num = 1000;
int $my_num = 10000;
What will be output if you will compile and execute the following c code?
int main(){ int a=5; float b; printf("%d",sizeof(++a+b)); printf(" %d",a); return 0;}
2 6
4 6
2 5
4 5
print()
scanf()
input()
-4
-2.8
+2.8
+3
What is the output of this statement
printf("%d", (a++));
The value of (a + 1)
Error message
Garbage
The current value of a