The size of signed integer is ------ bytes.
4
2
8
10
Correct Answer :
B. 2
Related Questions
The -------------------------- loop executes at least once.
for
while
do-while
while & do-while
The statement "for (i = 0, j = 2; j <= 10; j++)" is a valid statement in 'C'.
True
False
Which of the following shows the correct hierarchy of arithmetic operations in C
/ + *
* / +
+ / *
* / + -
The output of the following code is:
void main()
{
char a = 'B';
switch (a)
{
case 'A' : printf("a");
case 'B' : printf("b");
default : printf("c");
}
{
char a = 'B';
switch (a)
{
case 'A' : printf("a");
case 'B' : printf("b");
default : printf("c");
}
B
b
bca
bc
Which of the following is an example of compounded assignment statement?
a = 5
a += 5
a = b = c
a = b
struct stud
{
int roll;
char name[20];
float marks;
} *p;
What will be the byte size of p?
24
2
26
None
Which of the following is not an infinite loop
int i =1;
while (1)
{i++;}
for( ; ; );
int true=0< false;
while (true)
{false = 1;}
int y, x = 0;
do
{y = x;}
while (x==0);
Right shifting an operand 1bit is equivalent to multiplying it by 2.
True
False
The output of the following code is:
main()
{
xyz: goto abc;
printf("Hello");
abc: printf("World");
goto xyz;
}
{
xyz: goto abc;
printf("Hello");
abc: printf("World");
goto xyz;
}
Infinite loop
Hello World
World Hello
Compilation error
No commas or blanks are allowed within an integer or a real constant.
True
False
A function to be called must be ended with a----------------
.
?
;
none of the above
The expression 'int j = 6 + 3 % -9;' evaluates to -1.
True
False
For 16bit compiler allowable range for integer constants is ______ ?
3.4e38 to 3.4e38
32767 to 32768
32768 to 32767
32668 to 32667
Only one break can be used in one loop.
True
False
When a user defined function is defined in program, then it has to be called at least once from the main().
True
False
A recursive function calls itself again and again.
True
False
The output of the following code is:
main()
{
int a = 5, b = 6;
(a == b? printf("%d", a));
}
{
int a = 5, b = 6;
(a == b? printf("%d", a));
}
0
5
Error
None of the above
In the expression - 'x + y + 3z =20'
x + y' is a keyword
3 and 20 are constants
3z is a constant
y is a variable and z is a constant
All macro substitutions in a program are done before compilation of the program.
True
False
fprintf()function can be used to write into console.
True
False
The expression "int i = j = k = 0;" is invalid.
True
False
The output of the following code is:
main()
{
void msg()
{
printf("HELLO WORLD");
}
}
{
void msg()
{
printf("HELLO WORLD");
}
}
HELLO WORLD
Error
None of the above
Null
The output of the following code is:
void main()
{
int a;
int &b = a;
a=100;
printf("b=%d\ta=%d
", b,a);
}
{
int a;
int &b = a;
a=100;
printf("b=%d\ta=%d
", b,a);
}
b=100 a=100
b=100 a=0
b=0 a=100
Error
void' is a datatype.
True
False
What would be the output of the following program?
int x=40;
main(){
int x=20;
printf("
%d",x);
}
main(){
int x=20;
printf("
%d",x);
}
40
20
Compilation Error
Garbeg Value
&& and & operators have the same meaning.
True
False
What will be output if you will compile and execute the following c code?
#include
int main(){
int i=320;
char *ptr=(char *)&i;
printf("%d",*ptr);
return 0;
}
int main(){
int i=320;
char *ptr=(char *)&i;
printf("%d",*ptr);
return 0;
}
1
64
320
Compiler Error
Every if statement can be converted into an equivalent switch statement.
True
False
If 'str' is a string of 7 characters, the statement printf("%4s", str); will display ------characters.
4
7
6
0
Which one of the following is not a valid reserved keyword in C++
Explicit
Public
Implicit
Private