CS304 Midterm Online Quiz

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CS304-Midterm

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We achieve independence of internal implementation from its external interface through----------- 

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Which operator can not be overloaded?

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Suppose that the Test class does not have an overloaded assignment operator. What happens when an assignment a=b; is given for two Test objects a and b?

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Inheritance is a way to

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A C++ class is similar to --------------------

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Assume a class C with objects obj1, obj2, and obj3. For the statement obj3 = obj1 - obj2 to work correctly, if the overloaded - operator must

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 Which one is not keyword in C++?

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What problem(s) may occur when we copy objects without using deep copy constructor?

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What a derived class can add?

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__________ provide the facility to access the data member

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If there is a pointer p to objects of a base class, and it contains the address of an object of a derived class, and both classes contain a nonvirtual member function, ding(), then the statement p->ding(); will cause the version of ding() in the _____ class to be executed

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In order to free the memory occupied by the object, we use -------------

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_______ is a relationship

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Which of the following is not an example of multiple inheritances?----------

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The process of hiding unwanted details from users is called __________

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A class can be identified from a statement by -------------

17 / 50

Which operator can not be overloaded?

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If you define a vector v with the default constructor, and define another vector w with a one-argument constructor to a size of 11, and insert 3 elements into each of these vectors with push_back(), then the size() member function will return ______ for v and _____ for w

19 / 50

Given the following class class Base{ int Age=33; } How you can improve above class with respect to accessing the field Age?

20 / 50

What a derived class can add?

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A generalization-specialization relation between classes are implemented using

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A member function having the same name as that of a class and a ~ sign with it is called,

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In OOP a class is an example of _____ 

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The statement objA=objB; will cause a compiler error if the objects are of different classes

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Which one of the following features of OOP is used to derive a class from another?

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Consider the code below, class Fred { public: Fred(); ... }; int main() { Fred a[10]; Fred* p = new Fred[10]; ... } Select the best option,

27 / 50

this pointers are not accessible for static member functions

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Suppose that the Test class does not have an overloaded assignment operator. What happens when an assignment a=b; is given for two Test objects a and b?

29 / 50

Classes like TwoDimensionalShape and ThreeDimensionalShape would normally be concrete, while classes like Sphere and Cube would normally be abstract

30 / 50

In order to define a class template, the first line of definition must be:

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Friend class and friend function can be used as an alternate to each other

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The ________ relationship indicates that an object contains other objects

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Suppose you have been given the following design, "A person has a name, age, address and sex. You are designing a class to represent a type of person called a patient. This kind of person may be given a diagnosis, have a spouse and may be alive". Given that the person class has already been created, what of the following would be appropriate to include when you design the patient class?

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Which of the following is the best approach if it is required to have more than one functions having exactly same functionality and implemented on different data types?

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The compiler won’t object if you overload the * operator to perform division

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A non-virtual member function is defined in a base class and overridden in a derived class; if that function is called through a base-class pointer to a derived class object, the derived-class version is used

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Which one of the following terms must relate to polymorphism?

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A static member function cannot be declared

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Suppose there is an object of type Person, which of the following can be considered as one of its attributes

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template <> class Vector { } This is an example of partial specialization

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___________, which means if A declares B as its friend it does NOT mean that A can access private data of B. It only means that B can access all data of A

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The technique in which we visualize our programming problems according to real life’s problems is called ----------------

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a’A static member function can be called, even when a class is not __________

44 / 50

Identify which of the following overloaded operator function’s declaration is appropriate for the given call? Rational_number_1 + 2.325 Where Rational_number_1 is an object of user defined class Rational_number

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For classes with common behavior, you can save effort by placing the common behavior in a __________

46 / 50

Which part of an object exhibits its state?

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The members of a class that can be accessed without creating the object of the class is called

48 / 50

Static variables act like a global variable in the context or scope of the class

49 / 50

Static variable can be initialized more than once

50 / 50

The life of sub object is not dependant on the life of master class in ___________

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