What will be the output of the following code?
int x = 5;printf("%d", ++x);
4
5
6
7
1
2
8
Depends on the system
What is the output of the following code?
int a = 10, b = 5;printf("%d", a / b);
0.5
15
-5
0
+5
float
real
int
double
N=m=0
Value+=10
mySize=x<y?9:11
Value=+=10
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
-4
-2.8
+2.8
+3
long double
far double
3
16
What is the output of this statement
printf("%d", (a++));
The value of (a + 1)
Error message
Garbage
The current value of a
4 Bytes
8 Bytes
Depends on the system/compiler
Cannot be determined
int a = 10, b = 20;printf("%d", a + b);
30
1020
10+20
Compiler error
A number
A special symbol other than underscore
Both of the above
An alphabet
float, double
short int, double, long int
float, double, long double
double, long int, float
int num;
integer num;
num int;
num integer;
print("Hello World");
echo("Hello World");
printf("Hello World");
None of these
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.
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 is the output of the following code:
int x = 5;
printf("%d", x++);
Undefined
2.5
2.000000
2.500000
Binary operator
Unary operator
Ternary operator
All of the above
-1
&&
| |
!
printf("\n");
echo '\n';
printf('\n');
printf('\\n')
*
&
%
#
+
++
Addition, Division, Modulus
Addition, Modulus, Division
Multiplication, Substration, Modulus
Modulus, Multiplication, Substration
Decimal
Binary
Octal
Hexadecimal
Logical Operator
Conditional Operator
typecast
Ternary
scanf()
getch()
getche()
gets()
Assignment Relational Arithmetic
Arithmetic Relational Assignment
Relational Arithmetic Assignment
Assignment Arithmetic Relational
The basic data type of C
Qualifier
Short is the qualifier and int is the basic data type
All of the mentioned
results in a syntax error
output Infomax7
outputs garbage
outputs infomax and terminates abruptly
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
signed short
unsigned short
long
<
=
>=
<=
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
getchar()
cin.get()
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.
compare two numeric values
combine two numeric values
compare two boolean values
None of the above
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.
-3.4e38 to 3.4e38
-32767 to 32768
-32668 to 32667
-32768 to 32767
10
20
None
int a = 5;printf("%d", a == 5);
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