Which of the following statements are correct about an array?

1. The array int num[26]; can store 26 elements
2. The expression num[1] designates the very first element in the array
3. It is necessary to initialize the array at the time of declaration.
4. The declaration num[SIZE] is allowed if SIZE is a macro.

Which of the following is the correct operator to compare two variables?

What is output?

What do you think is the outcome of calling a redefined non-virtual function using a base-class pointer?

A class template may not be used as a base class.

What will happen if in the C program you assign a value to a array element whose subscript exceeds the size of array?

 What is output of code?

In the following code what would be the values of i1 and i2

Destructors can be overloaded.

Which of the following correctly declares an array?

What will be output when you will execute following c code?

The design of classes in a way that hides the details of implementation from the user is known as:

What is output?

What will be output of the program?

 A float is 4 byte wide, whereas a double is 8 byte wide

How many times will “vncoding” is printed on screen?

Which is not a loop structure?

What is output of following code?

Is there any difference between following declarations?

Kết quả đoạn lệnh sau là bao nhiêu? 

The heap storage is used for local objects.