The value of an enumerated datatype can be read using scanf() function.
True
False
Correct Answer :
B. False
Related Questions
Which of the following expressions is wrong
float a =123.56;
char ch ='T' * 'A';
char ch ='T' *20;
3 +a = b;
A C variable cannot start with
An alphabet
A number
A special symbol other than underscore
both (b) and (c)
An array declared as A[100][100] can hold a maximum of 100 elements.
True
False
fprintf()function can be used to write into console.
True
False
All macro substitutions in a program are done before compilation of the program.
True
False
C is a ___ language
High Level and Procedural
Low Level and OOPS
Middle Level and Procedural
Machine Level and OOPS
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
Identify the wrong statement
putchar(65)
putchar('x')
putchar("x")
putchar('
')
Which options shows the correct hierarchy of arithmetic operators
**, * or /, + or -
**, *, /, +, -
**< /< *< +<-
/ or *, - or +
perror( ) function used to ?
Work same as printf()
prints the error message specified by the compiler
prints the garbage value assigned by the compiler
None of the above
The identifier argv[] is a pointer to an array of strings.
True
False
do-while loop is useful when we want the statements within the loop must be executed
Only once
At least once
More than Once
Any one of the above
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
gets() and puts() are unformatted I/O functions.
True
False
The main() function can be called from any other function.
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
strcat() function ----------------------- two strings.
delete
concatenate
compare
none of the above
What will be output if you will compile and execute the following c code?
#include
int main()
{
float a=5.2;
if(a==5.2)
printf("Equal");
else if(a<5.2)
printf("Less than");
else
printf("Greater than");
return 0;
}
int main()
{
float a=5.2;
if(a==5.2)
printf("Equal");
else if(a<5.2)
printf("Less than");
else
printf("Greater than");
return 0;
}
Less than
Equal
Greater than
None of above
The expression (i + j)++ is illegal.
True
False
= and = = have the same operation.
True
False
Structures within structures cannot be created.
True
False
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
The statement "for (i = 0, j = 2; j <= 10; j++)" is a valid statement in 'C'.
True
False
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
Variables declared as register storage type gets stored in CPU registers.
True
False
The expression 'int j = 6 + 3 % -9;' evaluates to -1.
True
False
If 'str' is a string of 7 characters, the statement printf("%4s", str); will display ------characters.
4
7
6
0
Which classes allow primitive types to be accessed as objects?
Storage
Virtual
Friend
Wrapper
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
The size of signed integer is ------ bytes.
4
2
8
10