CS304 Object-Oriented Programming Final Exam
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Questions and Answers

Which of the following causes run time binding?

  • Declaring object of abstract class
  • Declaring overridden methods as non-virtual (correct)
  • Declaring pointer of abstract class
  • None of the given

    • 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?

  • Templates (correct)
  • Overloading
  • Encapsulation
  • Data hiding

    • A copy constructor is invoked when

  • a function returns by reference.
  • a function do not returns by value.
  • an argument is passed by reference.
  • an argument is passed by value. (correct)

    • Like template functions, a class template may not handle all the types successfully.

    <p>True</p> Signup and view all the answers

    A class template may inherit from another class template.

    <p>True</p> Signup and view all the answers

    By default the vector data items are initialized to ________.

    <p>0.0</p> Signup and view all the answers

    In private ______ only member functions and friend classes or functions of a derived class can convert pointer or reference of derived object to that of parent object.

    <p>inheritance</p> Signup and view all the answers

    Which one of the following terms must relate to polymorphism?

    <p>Dynamic binding</p> Signup and view all the answers

    By default the vector data items are initialized to

    <p>0</p> Signup and view all the answers

    A function template can not be overloaded by another function template.

    <p>True</p> Signup and view all the answers

    Which of the following is the best approach to implement generic algorithms with minimum number of coding lines?

    <p>Templates</p> Signup and view all the answers

    Identify the correct way of declaring an object of user defined template class A for char type members?

    <p>A<char> obj;</p> Signup and view all the answers

    The user must define the operation of the copy constructor.

    <p>True</p> Signup and view all the answers

    Default constructor is such constructor which either has no ---------or if it has some parameters these have -------- values

    <p>Parameter, default</p> Signup and view all the answers

    The type that is used to declare a reference or pointer is called its

    <p>static type</p> Signup and view all the answers

    How the information hidden within an object can be accessed?

    <p>Through both public and private members</p> Signup and view all the answers

    The sub-object's life is not dependant on the life of master class in

    <p>Aggregation</p> Signup and view all the answers

    Encapsulation means

    <p>Data and behaviour are tightly coupled within an entity</p> Signup and view all the answers

    Algorithms can only be implemented using STL containers.

    <p>False</p> Signup and view all the answers

    When we write a class template the first line must be:

    <p>template &lt;class T &gt;</p> Signup and view all the answers

    An STL container can not be used to,

    <p>compile c++ programs.</p> Signup and view all the answers

    Consider a class named Vehicle, which of the following can be the instance of class Vehicle?

    <p>1, 5, 6</p> Signup and view all the answers

    Associativity can be changed in operator overloading.

    <p>False</p> Signup and view all the answers

    A normal C++ operator that acts in special ways on newly defined data types is said to be

    <p>overloaded</p> Signup and view all the answers

    Which operator can not be overloaded?

    <p>Conditional operator (?:)</p> Signup and view all the answers

    Suppose obj1 and obj2 are two objects of a user defined class A. An + operator is overloaded to add obj1 and obj2 using the function call obj1+obj2. Identify the correct function prototype against the given call?

    <p>A operator + ( A &amp;obj);</p> Signup and view all the answers

    Public methods of base class can --------be accessed in its derived class

    <p>directly</p> Signup and view all the answers

    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.

    <p>Base</p> Signup and view all the answers

    When the base class and the derived class have a member function with the same name, you must be more specific which function you want to call (using ______ ).

    <p>scope resolution operator</p> Signup and view all the answers

    Non Template Friend functions of a class are friends of ______ instance/s of that class.

    <p>All</p> Signup and view all the answers

    In Private only member functions and friend classes or functions of a derived class can convert pointer or reference of derived object to that of parent object

    <p>inheritance</p> Signup and view all the answers

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

    <p>template &lt;typename T&gt;</p> Signup and view all the answers

    In case of multiple inheritance a derived class inherits,

    <p>Both public data members and member functions of all its base classes</p> Signup and view all the answers

    Which of the following is incorrect line regarding function template?

    <p>Class&lt;template T&gt;</p> Signup and view all the answers

    Which of the following is/are advantage[s] of generic programming?

    <p>All of given</p> Signup and view all the answers

    Which one of the following functions returns the total number of elements in a vector.

    <p>size()</p> Signup and view all the answers

    Assume a class Derv that is privately derived from class Base. An object of class Derv located in main() can access

    <p>public members of Derv.</p> Signup and view all the answers

    Each try block can have __ no. of catch blocks.

    <p>As many as necessary.</p> Signup and view all the answers

    Two important STL associative containers are __ and __

    <p>set,map</p> Signup and view all the answers

    The mechanism of selecting function at run time according to the nature of calling object is called,

    <p>late binding</p> Signup and view all the answers

    An abstract class is useful when

    <p>We do not want to instantiate its object.</p> Signup and view all the answers

    Public methods of base class can __ be accessed in its derived class

    <p>directly</p> Signup and view all the answers

    Multiple inheritance can be of type___

    <p>All of the given</p> Signup and view all the answers

    When a subclass specifies an alternative definition for an attribute or method of its superclass, it is __ definition in the superclass.

    <p>overriding</p> Signup and view all the answers

    A function call is resolved at run-time in___

    <p>virtual member function.</p> Signup and view all the answers

    Study Notes

    CS304 Object-Oriented Programming Final Exam

    • Question 1 (Marks: 1): Which of the following causes run-time binding?

      • Declaring an object of an abstract class
      • Declaring a pointer of an abstract class
      • Declaring overridden methods as non-virtual
      • None of the given

    • Question 2 (Marks: 1): Which of the following is the best approach if it is required to have more than one function with the same functionality implemented on different data types?

      • Templates
      • Overloading
      • Data hiding
      • Encapsulation

    • Question 3 (Marks: 1): When is a copy constructor invoked?

      • A function does not return by value
      • An argument is passed by value
      • A function returns by reference
      • An argument is passed by reference

    • Question 4 (Marks: 1): Can a class template not handle all the types successfully?

      • True
      • False

    • Question 6 (Marks: 1): Can a class template inherit from another class template?

      • True
      • False

    • Question 7 (Marks: 1): By default, what value are vector data items initialized to?

      • 0
      • 0.0
      • 1
      • null

    • Question 8 (Marks: 1): In Private, derived classes can convert parent pointers?

      • specialization
      • inheritance
      • abstraction
      • composition

    • Question 9 (Marks: 1): Which is/are an advantage(s) of generic programming?

      • Reusability
      • Writability
      • Maintainability
      • All of the given

    • Question 10 (Marks: 1): What do template functions use compared to ordinary functions?

      • Greater Memory
      • Lesser Memory
      • Equal Memory
      • None of the given options

    • Question 11 (Marks: 1): Which are friends of non-template friend functions?

      • All instances
      • One specific instance
      • All instances of one type of data
      • None of the given options

    • Question 12 (Marks: 1): When is a copy constructor invoked?

      • A function does not return a value
      • An argument is passed by value
      • A function returns by reference
      • An argument is passed by reference

    • Question 13 (Marks: 1): Can a pointer to a base class point to objects of a derived class?

      • True
      • False

    • Question 14 (Marks: 1): What keyword precedes a template argument?

      • vector
      • class
      • template
      • type*

    • Question 15 (Marks: 1): Which term relates to polymorphism?

      • Static allocation
      • Static typing
      • Dynamic binding
      • Dynamic allocation

    • Question 16 (Marks: 1): Which of the following is a multiple inheritance type?

      • Public
      • Private
      • Protected
      • All of the given

    • Question 17 (Marks: 1): If a class is privately derived from another class, which members of the derived class can be accessed from main?

      • Public members of the derived class
      • Protected members of the derived class
      • Private members of the derived class
      • Protected members of the base class

    • Question 18 (Marks : 1 ): When is a copy constructor invoked?

      • A function doesn't return by value
      • An argument is passed by value
      • A function returns by reference
      • An argument is passed by reference

    • Question 19 (Marks: 1): When does a function call resolve in runtime?

      • Non-virtual member function
      • Virtual member function
      • Both non-virtual and virtual member functions
      • None of the given

    • Question 20 (Marks: 1): What are two important STL associative containers?

      • set, map
      • sequence, mapping
      • setmet, multiple
      • sit, mat

    • Question 21 (Marks: 1): When is an abstract class useful?

      • We don't derive any class from it
      • There are multiple paths from one derived class to another
      • We don't want to instantiate an object
      • You want to defer the declaration of the class

    • Question 22 (Marks: 1): Which of the following is an advantage of generic programming?

      • Reusability
      • Writability
      • Maintainability
      • All of the given

    • Question 23 (Marks: 1): What is the default initialization value of vector data items?

      • 0
      • 0.0
      • 1
      • null

    • Question 24 (Marks: 1): Which of the following are advantages of generic programming?

      • Reusability
      • Writability
      • Maintainability
      • All of the given

    • Question 25 (Marks: 1): What are the default initial values of vectors?

      • 0
      • 0.0
      • 1
      • null

    • Question 26 (Marks: 1): CS304- Object Oriented Programming (Session - 3)

    • Question 27 (Marks: 1): How to declare template class as a friend?

    • Question 28(Marks: 1): TwoDimensionalShape and ThreeDimensionalShape vs Sphere and Cube

      • True
      • False

    • Question 29 (Marks: 1): How to define a class template definition?

    • Question 30(Marks: 1): What does a derived class inherit in multiple inheritance?

    • Question 31 (Marks: 1): In private inheritance, the derived class can convert…

    • Question 32 (Marks: 1): Which is best approach if functions have same functionality but different types?

    • Question 33 (Marks: 1): What is the benefit of a subclass defining its own sub-classes instead of just its super-classes method?

    • Question 34 (Marks: 1): How many catch blocks can accommodate a single try block?

    • Question 35 (Marks: 1): What is the graphical representation of objects and classes named?

    • Question 36 (Marks: 1) Destructor function overloading:

      • True
      • False

    • Question 37 (Marks: 1): What is the behavior of a pointer to a base class that points to an object of a derived class regarding member function calls?

    • Question 38 (Marks: 1): Which operator cannot be overloaded ?

    • Question 39 (Marks: 1): Which of the following may not be an integral part of an object?

    • Question 40 (Marks:1): What is late binding?

    • Question 41 (Marks: 1): What is static binding?

    • Question 42 (Marks: 1): What is the role of a virtual function?

    • Question 43 (Marks: 1): How is an abstract class usefull?

    • Question 44 (Marks: 1): What is the advantage of having a template functions

    • Question 45 (Marks: 1): How many catch blocks can accommodate a single try block?

    • Question 46 (Marks : 1 ): How the information hidden within an object can be accessed?

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    CS304 Object Oriented Programming Past Paper PDF 2011

    Description

    Test your knowledge with this final exam for CS304 on Object-Oriented Programming. This quiz covers key concepts such as templates, run-time binding, and copy constructors. Prepare to evaluate your understanding of OOP principles and practices.

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