CS304 Midterm Online Quiz

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CS304-Midterm

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

2 / 50

 _______ remain in memory even when all objects of a class have been destroyed

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In OOP a class is an example of _____ 

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The return type of a constructor is of -------------

5 / 50

Which one of the following terms best represents the statement given below, ” Hiding details of an object from the other parts of a program”

6 / 50

The ________ relationship indicates that an object contains other objects

7 / 50

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?

8 / 50

A template provides a convenient way to make a family of

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A static member function cannot be declared

10 / 50

Which is not the Advantage of inheritance?

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Which part of an object exhibits its state?

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

13 / 50

The >= operator can be overloaded.

14 / 50

What a derived class can add?

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

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The find() algorithm

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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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We can use "this" pointer in the constructor in the body and even in the initialization list of any class if we are careful,

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 Which one is not keyword in C++?

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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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Which of the following are an advantage of OOP?

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Which one of the following is not an object association?

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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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The process of hiding unwanted details from users is called __________

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

26 / 50

Which one of the following terms must relate to polymorphism?

27 / 50

this pointers are not accessible for static member functions

28 / 50

Static variable can be initialized more than once

29 / 50

Which of the following operators always takes no argument if overloaded? 

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

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

32 / 50

A generalization-specialization relation between classes are implemented using

33 / 50

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

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________ is/are used to access information hidden within an object?

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Your chief Software designer has shown you a sketch of the new Computer parts system she is about to create. At the top of the hierarchy is a Class called Computer and under this are two child classes. One is called LinuxPC and one is called WindowsPC. The main difference between the two is that one runs the Linux operating System and the other runs the Windows System (of course another difference is that one needs constant re-booting and the other runs reliably). Under the WindowsPC are two Sub classes one called Server and one Called Workstation. How might you appraise your designers work?

36 / 50

Inheritance is a way to

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The >= operator can be overloaded

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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,

39 / 50

_______ remain in memory even when all objects of a class have been destroyed

40 / 50

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

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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?

42 / 50

A generic class showing all the common attributes and a behavior of other classes represents a very important feature in oop called --------

43 / 50

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

44 / 50

A static member function cannot be declared

45 / 50

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

46 / 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

47 / 50

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

48 / 50

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

49 / 50

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?

50 / 50

What is true about function templates?

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