char
int
float
double
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
What will be the output of the following code?
int a = 10, b = 20;printf("%d", a + b);
30
1020
10+20
Compiler error
*
+
++
&&
char > int > float
int > char > float
char < int < double
double > char > int
-5
1
0
+5
A number
A special symbol other than underscore
Both of the above
An alphabet
Assignment Relational Arithmetic
Arithmetic Relational Assignment
Relational Arithmetic Assignment
Assignment Arithmetic Relational
2
4
8
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
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
array
int a = 5;printf("%d", a == 5);
5
Undefined
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
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.
Addition, Division, Modulus
Addition, Modulus, Division
Multiplication, Substration, Modulus
Modulus, Multiplication, Substration
<
=
>=
<=
real
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
Depends on the system
16
signed short
unsigned short
long
&
||
!
N=m=0
Value+=10
mySize=x<y?9:11
Value=+=10
int a = 10, b = 5;printf("%d", a / b);
0.5
15
What is the output of this statement
printf("%d", (a++));
The value of (a + 1)
Error message
Garbage
The current value of a
-4
-2.8
+2.8
+3
%
#
Logical Operator
Conditional Operator
typecast
Ternary
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
Binary operator
Unary operator
Ternary operator
All of the above
print()
scanf()
input()
results in a syntax error
output Infomax7
outputs garbage
outputs infomax and terminates abruptly
int x = 5;printf("%d", ++x);
6
7
-1
Either True or False
is less than or is more than
is equal or less or more
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.
3
Decimal
Binary
Octal
Hexadecimal
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
4 Bytes
8 Bytes
Depends on the system/compiler
Cannot be determined
printf("\n");
echo '\n';
printf('\n');
printf('\\n')
* / % + - =
= * / % + -
/ * % - + =
* % / - + =
long double
far double
10
20
None
compare two numeric values
combine two numeric values
compare two boolean values
None of the above
getchar()
gets()
cin.get()
What is the output of the following code:
int x = 5;
printf("%d", x++);