1
2
3
4
int my_num = 100,000;
int my_num = 100000;
int my num = 1000;
int $my_num = 10000;
Logical Operator
Conditional Operator
typecast
Ternary
* / % + - =
= * / % + -
/ * % - + =
* % / - + =
What is the output of the following code?
int a = 5;printf("%d", a == 5);
0
5
Undefined
What is the output of the following code:
int x = 5;
printf("%d", x++);
6
compare two numeric values
combine two numeric values
compare two boolean values
None of the above
results in a syntax error
output Infomax7
outputs garbage
outputs infomax and terminates abruptly
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 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
8
getchar()
gets()
scanf()
cin.get()
What is the output of this statement
printf("%d", (a++));
The value of (a + 1)
Error message
Garbage
The current value of a
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
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
<
=
>=
<=
A number
A special symbol other than underscore
Both of the above
An alphabet
Either True or False
is less than or is more than
is equal or less or more
All of the above
-1
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.
double
float
char
array
signed short
unsigned short
long
int
int num;
integer num;
num int;
num integer;
N=m=0
Value+=10
mySize=x<y?9:11
Value=+=10
4 Bytes
8 Bytes
Depends on the system/compiler
Cannot be determined
-4
-2.8
+2.8
+3
10
20
None
printf("\n");
echo '\n';
printf('\n');
printf('\\n')
Depends on the system
2 bytes
4 bytes
8 bytes
1 byte
2.5
2.000000
2.500000
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.
int a = 10, b = 20;printf("%d", a + b);
30
1020
10+20
Compiler error
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
char > int > float
int > char > float
char < int < double
double > char > int
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
float, double
short int, double, long int
float, double, long double
double, long int, float
print()
input()
Decimal
Binary
Octal
Hexadecimal
Binary operator
Unary operator
Ternary operator
*
&
%
#
-5
+5
int x = 5;printf("%d", ++x);
7
real
long double
far double
+
++
&&
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