Qualcomm Functions Quiz-1

Question 1

Time: 00:00:00

Which of the following statement is correct?

C++ enables to define functions that take constants as an argument.

We cannot change the argument of the function that is declared as constant.

Both A and B.

We cannot use the constant while defining the function.

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Question 2

Time: 00:00:00

Which of the following statement will be correct if the function has three arguments passed to it?

The trailing argument will be the default argument.nt.

The first argument will be the default argument.

The middle argument will be the default argument.

All the argument will be the default argument

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Question 3

Time: 00:00:00

Which of the following statement is correct?

Constructors can have default parameters.

Constructors cannot have default parameters.

Constructors cannot have more than one default parameter.

Constructors can have at most five default parameters.

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Question 4

Time: 00:00:00

Which of the following function declaration is/are incorrect?

int Sum(int a, int b = 2, int c = 3);

int Sum(int a = 5, int b);

int Sum(int a = 0, int b, int c = 3);

Both B and C are incorrect.

All are correct.

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Question 5

Time: 00:00:00

Where the default value of parameter have to be specified?

Function call

Function definition

Function prototype

Both B or C

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Question 6

Time: 00:00:00

Which of the following statement is incorrect?

A default argument is checked for the type at the time of declaration and evaluated at the time of the call.

We can provide a default value to a particular argument in the middle of an argument list.

We cannot provide a default value to a particular argument in the middle of an argument list.

Default arguments are useful in situations where some arguments always have the same value.

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Question 7

Time: 00:00:00

What will be the output of the following program?

#include
typedef void(*FunPtr)(int);
int Look(int = 10, int = 20);
void Note(int);
int main()
{
FunPtr ptr = Note;
(*ptr)(30);
return 0;
}
int Look(int x, int y)
{
return(x + y % 20);
}
void Note(int x)
{
cout<< Look(x) << endl;
}

10

20

30

40

Compilation fails.

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Question 8

Time: 00:00:00

What will be the output of the following program?

#include
struct MyData
{
public:
int Addition(int a, int b = 10)
{
return (a *= b + 2);
}
float Addition(int a, float b);
};
int main()
{
MyData data;
cout< cout< return 0;
}

12 12

12 18

3 14

18 12

Compilation fails.

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