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
char > int > float
int > char > float
char < int < double
double > char > int
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
getchar()
gets()
scanf()
cin.get()
&
%
#
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);}
0
Error because of incorrect line-1 only.
Error because of incorrect line-1 and line-2.
Error because of incorrect line-2 only.
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.
N=m=0
Value+=10
mySize=x<y?9:11
Value=+=10
What is the output of the following code?
int a = 10, b = 5;printf("%d", a / b);
5
2
0.5
15
Either True or False
is less than or is more than
is equal or less or more
All of the above
Logical Operator
Conditional Operator
typecast
Ternary
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
1
-1
results in a syntax error
output Infomax7
outputs garbage
outputs infomax and terminates abruptly
Decimal
Binary
Octal
Hexadecimal
4 Bytes
8 Bytes
Depends on the system/compiler
Cannot be determined
What is the output of the following code:
int x = 5;
printf("%d", x++);
4
6
Undefined
signed short
unsigned short
long
int
Depends on the system
The basic data type of C
Qualifier
Short is the qualifier and int is the basic data type
All of the mentioned
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
Binary operator
Unary operator
Ternary operator
int x = 5;printf("%d", ++x);
7
||
8
16
Addition, Division, Modulus
Addition, Modulus, Division
Multiplication, Substration, Modulus
Modulus, Multiplication, Substration
2 bytes
4 bytes
8 bytes
1 byte
int a = 10, b = 20;printf("%d", a + b);
30
1020
10+20
Compiler error
float, double
short int, double, long int
float, double, long double
double, long int, float
10
20
None
<
=
>=
<=
getch()
getche()
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
printf("\n");
echo '\n';
printf('\n');
printf('\\n')
int num;
integer num;
num int;
num integer;
double
float
char
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
compare two numeric values
combine two numeric values
compare two boolean values
None of the above
2.5
2.000000
2.500000
What is the output of this statement
printf("%d", (a++));
The value of (a + 1)
Error message
Garbage
The current value of a
-5
+5