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