cpp multiple choice question Mcqs practice questions

61. The private data of a class accessed by a friend function.

A. is in the object that invoked the friend 
B. is in the object created by the friend function 
C. is in the object of different class 
D. is in the object sent to the friend function as argument 

62. Can we declare pointer to a pointer in C++.

A. yes 
B. no 
C. not in case of float 
D. depends on the compiler 

63. Which of the following in your opinion is a valid declaration?.

A. const int extern a; 
B. const extern int a; 
C. both of the above 
D. none of the above 

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