Addition, Division, Modulus
Addition, Modulus, Division
Multiplication, Substration, Modulus
Modulus, Multiplication, Substration
getchar()
gets()
scanf()
cin.get()
&
&&
||
!
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
4 Bytes
8 Bytes
Depends on the system/compiler
Cannot be determined
printf("\n");
echo '\n';
printf('\n');
printf('\\n')
Decimal
Binary
Octal
Hexadecimal
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
1
2
3
4
10
20
0
None
What is the output of the following code?
int a = 5;printf("%d", a == 5);
5
Undefined
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.
Either True or False
is less than or is more than
is equal or less or more
All of the above
*
%
#
print()
input()
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
<
=
>=
<=
compare two numeric values
combine two numeric values
compare two boolean values
None of the above
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
char
int
float
double
6
2.5
2.000000
2.500000
getch()
getche()
int my_num = 100,000;
int my_num = 100000;
int my num = 1000;
int $my_num = 10000;
The basic data type of C
Qualifier
Short is the qualifier and int is the basic data type
All of the mentioned
print("Hello World");
echo("Hello World");
printf("Hello World");
None of these
real
What is the output of the following code:
int x = 5;
printf("%d", x++);
N=m=0
Value+=10
mySize=x<y?9:11
Value=+=10
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.
8
16
+
++
Depends on the system
-3.4e38 to 3.4e38
-32767 to 32768
-32668 to 32667
-32768 to 32767
* / % + - =
= * / % + -
/ * % - + =
* % / - + =
-4
-2.8
+2.8
+3
int num;
integer num;
num int;
num integer;
What will be the output of the following code?
int x = 5;printf("%d", ++x);
7
float, double
short int, double, long int
float, double, long double
double, long int, float
Binary operator
Unary operator
Ternary operator
signed short
unsigned short
long
int a = 10, b = 5;printf("%d", a / b);
0.5
15
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
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.
A number
A special symbol other than underscore
Both of the above
An alphabet
-5
+5
2 bytes
4 bytes
8 bytes
1 byte
results in a syntax error
output Infomax7
outputs garbage
outputs infomax and terminates abruptly
char > int > float
int > char > float
char < int < double
double > char > int