CS304-Midterm
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Using encapsulation we can achieve
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C++ compiler does not allow to dynamically allocate memory for objects
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The process of hiding unwanted details from users 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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For classes with common behavior, you can save effort by placing the common behavior in a __________
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Friend class and friend function can be used as an alternate to each other
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Which part of an object exhibits its state?
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The >= operator can be overloaded.
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A generic class showing all the common attributes and a behavior of other classes represents a very important feature in oop called --------
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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
11 / 50
_______ is a relationship
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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,
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Which construct is the source for the creation of an object?
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When a variable is define as static in a class then all object of this class,
15 / 50
Which operator can not be overloaded?
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template <> class Vector { } This is an example of partial specialization
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this pointers are not accessible for static member functions
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Which of the following may not be an integral part of an object?
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A static member function cannot be declared
20 / 50
Friend functions are _____________ functions of a class
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22 / 50
Inheritance is a way to
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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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In OOP a class is an example of _____
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26 / 50
The >= operator can be overloaded
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28 / 50
In order to define a class template, the first line of definition must be:
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30 / 50
The life of sub object is not dependant on the life of master class in ___________
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__________ provide the facility to access the data member
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Which of the following operators always takes no argument if overloaded?
33 / 50
Static variables act like a global variable in the context or scope of the class
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What a derived class can add?
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Constant objects cannot change their state,
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_______ remain in memory even when all objects of a class have been destroyed
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A generalization-specialization relation between classes are implemented using
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39 / 50
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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41 / 50
Which one is not keyword in C++?
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The ________ relationship indicates that an object contains other objects
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Suppose there is an object of type Person, which of the following can be considered as one of its attributes
44 / 50
In order to free the memory occupied by the object, we use -------------
45 / 50
Which one of the following is not an object association?
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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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________ is/are used to access information hidden within an object?
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Classes like TwoDimensionalShape and ThreeDimensionalShape would normally be concrete, while classes like Sphere and Cube would normally be abstract
49 / 50
Which of the following are an advantage of OOP?
50 / 50
Given the following class class Base{ int Age=33; } How you can improve above class with respect to accessing the field Age?
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