What does STL stand for?
Simple Template Library
Standard Template Library
Static Type Library
Single Type-based Library
Correct Answer :
A. Simple Template Library
Related Questions
p++ executes faster than p + 1.
True
False
enum helps to create user defined datatype.
True
False
struct stud
{
int roll;
char name[20];
float marks;
} *p;
What will be the byte size of p?
24
2
26
None
Which one of the following is not a fundamental data type in C++
float
string
int
wchar_t
Which of the following is the most preferred way of throwing and handling exceptions?
Throw by value and catch by reference.
Throw by reference and catch by reference.
Throw by value and catch by value
Throw the pointer value and provide catch for teh pointer type.
continue statement is used
to go to the next iteration in a loop
come out of a loop
exit and return to the main function
restarts iterations from beginning of loop
Operation between an integer and float always yields a float result.
True
False
Which of the STL containers store the elements contiguously (in adjecent memory locations)?
std::vector
std::list
std::map
std::set
The output of the following code is:
void change (char *k)
{
k="Hello";
return;
}
main()
{
char *ch = "World";;
change(ch);
printf("%s", ch);
}
{
k="Hello";
return;
}
main()
{
char *ch = "World";;
change(ch);
printf("%s", ch);
}
Hello
World
Compilation error
Hello World
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 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
Which of the following is not a standard exception built in C++.
std::bad_creat
std::bad_alloc
std::bad_cast
std::bad_typeid
the value *(&i) is same as printing the value of address of i.
True
False
The expression "b = 3 ^ 2;" will evaluate b = 9.
True
False
If the class name is X, what is the type of its “this” pointer (in a nonstatic, non-const member function)?
const X* const
X* const
X*
X&
The expression "int i = j = k = 0;" is invalid.
True
False
Right shifting an operand 1bit is equivalent to multiplying it by 2.
True
False
printf("%d", sizeof('2')); will print 2.
True
False
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
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
Which classes allow primitive types to be accessed as objects?
Storage
Virtual
Friend
Wrapper
There are total ------ numbers of operators in 'C'.
35
45
55
40
The main() function can be called from any other function.
True
False
fopen() function returns a pointer to the open file.
True
False
Identify the wrong statement
putchar(65)
putchar('x')
putchar("x")
putchar('
')
All elements of a structure are allocated contiguous memory locations.
True
False
printf() is not a library function.
True
False
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 does STL stand for?
Simple Template Library
Standard Template Library
Static Type Library
Single Type-based Library
Nested macros are allowed.
True
False