unsigned char has a range from 0 to ------------
253
254
255
256
Correct Answer :
C. 255
Related Questions
What's wrong? (x = 4 && y = 5) ? (a = 5) ; (b = 6);
the question mark should be an equal sign
the first semicolon should be a colon
there are too many variables in the statement
the conditional operator is only used with apstrings
The output of the following code is:
void main()
{
int a = 0;
while (a<=50) for(;;) if(++a % 50==0) break;
printf("a = %d", a);
}
{
int a = 0;
while (a<=50) for(;;) if(++a % 50==0) break;
printf("a = %d", a);
}
a = 100
a = 50
compilation error
runtime error
fprintf()function can be used to write into console.
True
False
The identifier argv[] is a pointer to an array of strings.
True
False
The expression "b = 3 ^ 2;" will evaluate b = 9.
True
False
fopen() function returns a pointer to the open file.
True
False
What is C Tokens?
The smallest individual units of c program
The basic element recognized by the compiler
The largest individual units of program
A & B Both
Only one break can be used in one loop.
True
False
Operation between an integer and float always yields a float result.
True
False
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.
Every if statement can be converted into an equivalent switch statement.
True
False
The contents of a file opened in 'r+' mode cannot be changed.
True
False
A recursive function calls itself again and again.
True
False
the value *(&i) is same as printing the value of address of i.
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
Which of the following is a valid destructor of the class name "Country"
int ~Country()
void Country()
int ~Country(Country obj)
void ~Country()
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
Character data types cannot be declared as unsigned.
True
False
static variable will not always have assigned value.
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
Nested macros are allowed.
True
False
The value of an enumerated datatype can be read using scanf() function.
True
False
The array 'char name[10] can consist of a maximum of 9 characters.
True
False
Which of the following language is predecessor to C Programming Language?
A
B
BCPL
C++
Bitwise operators can operate upon?
double and chars
floats and doubles
ints and floats
ints and chars
What will be output if you will compile and execute the following c code?
#include
int main(){
char c=125;
c=c+10;
printf("%d",c);
return 0;
}
135
+INF
-121
-135
A continue statement causes execution to skip to
the return 0; statement
the first statement after the loop
the statement following the continue statement
the next iteration of the loop
Which of the following keyword supports dynamic method resolution?
abstract
Virtual
Dynamic
Typeid
A declaration float a, b; occupies ___ of memory
1 byte
4 bytes
8 bytes
16 bytes
All macro substitutions in a program are done before compilation of the program.
True
False