Which of the following is not recommended in a header file?
Type definitions (typedefs)
Class definitions
Function definitions
Template definitions
Correct Answer :
D. Template definitions
Related Questions
The output of the following code is:
main()
{
int k, num = 30;
k = (num > 5 ? (num <= 10 ? 100 : 200) : 500);
printf("
%d", num);
}
{
int k, num = 30;
k = (num > 5 ? (num <= 10 ? 100 : 200) : 500);
printf("
%d", num);
}
200
500
30
Unpredictable
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
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
A declaration float a, b; occupies ___ of memory
1 byte
4 bytes
8 bytes
16 bytes
The expression "b = 3 ^ 2;" will evaluate b = 9.
True
False
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
emp name' is a valid variable name.
True
False
= and = = have the same operation.
True
False
Expression 4**3 evaluates to 64.
True
False
No commas or blanks are allowed within an integer or a real constant.
True
False
Character data types cannot be declared as unsigned.
True
False
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
What does STL stand for?
Simple Template Library
Standard Template Library
Static Type Library
Single Type-based Library
printf("%d", sizeof('2')); will print 2.
True
False
It is necessary to initialize the array at the time of declaration.
True
False
Which one of the following is not a fundamental data type in C++
float
string
int
wchar_t
What is Keywords?
Keywords have some predefine meanings and these meanings can be changed.
Keywords have some unknown meanings and these meanings cannot be changed.
Keywords have some predefine meanings and these meanings cannot be changed.
None of the above
The output of the following code is:
main()
{
int a[10], i;
for (i = 1; I <= 0; i++)
{
scanf("%d", a[i]);
printf("%d", a[i]);
}
}
{
int a[10], i;
for (i = 1; I <= 0; i++)
{
scanf("%d", a[i]);
printf("%d", a[i]);
}
}
10
Logical error
Runtime error
1 to 10 will be displayed
What is right way to Initialization array?
int num[6] = { 2, 4, 12, 5, 45, 5 } ;
int n{} = { 2, 4, 12, 5, 45, 5 } ;
int n{6} = { 2< 4< 12 } ;
int n(6) = { 2, 4, 12, 5, 45, 5 } ;
The main() function can be called from any other function.
True
False
p++ executes faster than p + 1.
True
False
gets() and puts() are unformatted I/O functions.
True
False
&& and & operators have the same meaning.
True
False
The function fopen() on failure returns---------------------.
0
NULL
1
none of the above
char *s[10] defines an array of ------------------------
pointers to strings
string to pointer
both
The size of signed integer is ------ bytes.
4
2
8
10
Nested macros are allowed.
True
False
The main() function can call itself recursively.
True
False
/* The C language.
/* is a procedural language .*/*/
The above statement is valid.
True
False
Which of the following is not recommended in a header file?
Type definitions (typedefs)
Class definitions
Function definitions
Template definitions