If the definition of external variable occurs in the source file before its use in a particular function, then there is no need for an extern declaration in the function

Khai báo biến nào sau đây là SAI?

Which of the following gives the memory address of a variable pointed to by pointer a?

 What is output?

In a function two return statements should never occur.

What is output of the following code?

The default access for members of a class is ___ .

 Is the following statement a declaration or definition?

What is output?

Friend functions have access only to public members of the class.

Point out the error in the program

What is output of code?

We want to round off x, a float, to an int value, The correct way to do is:

A “has a” relationship between classes represents ___ and an “is a” relationship between
classes represent ___ .

Which of the following is a string literal?

What will be output of program?

Which of the following is the proper declaration of a pointer?

Which function is used to read the input from console?
 

What is output?

What is output?

Which of the following functions compares two strings?