Character data types cannot be declared as unsigned.
True
False
Correct Answer :
B. False
Related Questions
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 array 'char name[10] can consist of a maximum of 9 characters.
True
False
Which header file is essential for using strcmp() function?
string.h
strings.h
text.h
strcmp.h
The output of the following code is:
#define sqr(x= x*x)
main()
{
int a = 10, b = 5;
printf("%d, %d", sqr(a+b),sqr(++a));
}
main()
{
int a = 10, b = 5;
printf("%d, %d", sqr(a+b),sqr(++a));
}
77, 121
225, 121
77< 144
Compilation error
strcat() function ----------------------- two strings.
delete
concatenate
compare
none of the above
The value of an enumerated datatype can be read using scanf() function.
True
False
the value *(&i) is same as printing the value of address of i.
True
False
A multidimensional array A[10][9] can store-------- number of elements
91
88
90
89
What is an array?
An array is a collection of variables that are of the dissimilar data type.
An array is a collection of variables that are of the same data type.
An array is not a collection of variables that are of the same data type.
None of the above.
The printf() function retunes which value when an error occurs?
Positive value
Zero
Negative value
None of these
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
The main() function can be called from any other function.
True
False
The output of the following code is:
void main()
{
int z, a = 5, b = 3; z = a * 2 + 26 % 3;
printf("%d", z); }
{
int z, a = 5, b = 3; z = a * 2 + 26 % 3;
printf("%d", z); }
10
0
12
None of the above
The default initial value of automatic storage class is 0.
True
False
------ is the ternary operator
?,-
?,:
++<--
none of the above
How many times the following loop will execute?
for (a = 0; a < 4; a++)
printf("hello
");
3
4
5
infinite
The identifier argv[] is a pointer to an array of strings.
True
False
Which classes allow primitive types to be accessed as objects?
Storage
Virtual
Friend
Wrapper
C is a ___ language
High Level and Procedural
Low Level and OOPS
Middle Level and Procedural
Machine Level and OOPS
Which of the following is a valid destructor of the class name "Country"
int ~Country()
void Country()
int ~Country(Country obj)
void ~Country()
Right shifting an operand 1bit is equivalent to multiplying it by 2.
True
False
A declaration float a, b; occupies ___ of memory
1 byte
4 bytes
8 bytes
16 bytes
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
fprintf()function can be used to write into console.
True
False
An array declared as A[100][100] can hold a maximum of 100 elements.
True
False
The output of the following code is:
void main()
{
static int a = 1, b, c;
if (a>=2) b=2; c=3;
printf("%d\t%d", b,c);
}
{
static int a = 1, b, c;
if (a>=2) b=2; c=3;
printf("%d\t%d", b,c);
}
2 3
0 3
0 0
2 0
The output of the following code is:
main()
{
int a = 0;
for (; i = 0; i++)
printf("%d", a);
}
{
int a = 0;
for (; i = 0; i++)
printf("%d", a);
}
0
Nothing will be displayed
Infinite loop
None of the above
An array elements are always stored in _________ memory locations.
Sequential
Random
Sequential and Random
None of the above
What will be output if you will compile and execute the following c code?
#include
#define x 5+2
int main(){
int i;
i=x*x*x;
printf("%d",i);
return 0;
}
27
343
233
Compiler Error
Union is used to hold different data at different time.
True
False