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CS304 Grand Quiz + Mid Term Quiz Fall 2020 Prepartion Material Due Date: 28-12-2020

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CS304 Grand Quiz Midterm 2020

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CS304 Object Oriented Programming Grand Quiz (Current Midterm Papers) Spring 2020


CS304 Grand Quiz Solved Spring 2020

27-06-2020

 

1. In case when we define the function outside the class then we must use the keyword_______
Answer: inline

 

2. How can we differentiate between constructors and destructor
Answer: Destructors cant be defined by the programmer , but construtors can be defined by the progrmer

 

3. Which of the following relationship shows the inheritance
Answer: Doctor is a person

 

4. Which of the following can be created without any object of a class?
Answer: Array of objects

 

5. In C++ subscript operator must be overloaded as ______ of the class with one parameter of ____ type
Answer: Member Function. Int

 

6. Which of the following represents the two-way association?
Answer: Employee works for the company

 

7. Which of the following is an advantage of inheritance?
Answer: Re-usability

 

8. What term is used for hiding the details of an object from the other parts of a program?
Answer: Encapsulation

 

9. Which of the following is a tangible entity?
Answer: Car

 

10. Which one Is not the main feature of OOP?
Answer: Exception Handling

 

11. The Concept of derived classes is involved in
Answer: inheritance

 

12. How can we identify classes from a given problem statement?
Answer: All of the given options

 

13. What is meant by multiple inheritance ?
Answer : Deriving a derived class from base class

 

14. Which of the following issue(s) can be caused by the use of friend functions?
Answer: All of the given

 

15. If you do not initialize static variable of int type then it is automatically initialized with _____
Answer: 0

 

16. Which of the following is the correct syntax of declaring static variable ‘ count’ of type int?
Answer : static count int ( not sure )

 

17. Copy constructor is called when:
Answer: An object is created in term of pre existing object.

 

18. Specialization means that derived class is behaviorally _____ with the base class
Answer: Incompatible

 

19. Which of the following can be used as an alternative to static members?
Answer: Global Variables

20 . ______ is repested by a line with an unfilled diamond hear towards the container
Answer: Association

20. Which of the following classes are used by Amphibious vehicle to inherit characteristics ?
Answer: Both Land & Water Vehicle

 

21. Suppose we have a class student. Which of the following statement is correctly declaring the pointer to the object of student
Answer: Student * obj:

 

22. Abstraction hies the ____ details
Answer: Relevant

 

23. A child inherits characteristics from its____
Answer: Parents

 

24. In OOP we can achieve reusability through? ]
Answer: Inheritance

 

25. Suppose there is an object of type person, which of the following can be considered as one of its attributes
Answer: Name

 

26. Which of the following is a strong relationship?
Answer: inheritance

Grand quiz of CS304 ,June 27, 2020// Solved Quiz of CS304

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CS304 Object Oriented Programming Grand Quiz (Current Midterm Papers) Spring 2020


CS304 Grand Quiz Solved Spring 2020

27-06-2020

 

id: 1
Question: A C++ class is similar to --------------------.

1: Structure
2: Header File
3: Library File
4: None of the given
Correct Answer: 1

id: 2
Question: In object orientated programming, a class of objects cans _____ properties from another class of objects.

1: Utilize
2: Borrow
3: Inherit
4: Adopt
Correct Answer: 3

id: 3
Question: The technique in which we visualize our programming problems according to real life’s problems is called

1: structured programming
2: object oriented Programming
3: procedural programming
4: none of the given
Correct Answer: 2

id: 4
Question: Which operator can not be overloaded?

1: The relation operator ( >= )
2: Assignment operator ( = )
3: Script operator ( [] )
4: Conditional operator (? : )
Correct Answer: 4

id: 5
Question: To convert from a user-defined class to a basic type, you would most likely use

1: a built-in conversion operator.
2: a one-argument constructor.
3: an overloaded = operator.
4: a conversion operator that’s a member of the class.
Correct Answer: 4

id: 6
Question: _____, 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.

1: Friendship is two way only
2: Friendship is one way only
3: NO Friendship between classes
4: Any kind of friendship
Correct Answer: 2

id: 7
Question: 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.

1: Rational_number operator+( Rational_number & obj);
2: Rational_number operator+(double& obj);
3: Rational_number operator+(Rational_number &obj, double& num);
4: operator+(double& obj);
Correct Answer: 2

id: 8
Question: Which part of an object exhibits its state?

1: Data
2: Operations
3: Any public part
4: Any private part
Correct Answer: 1

id: 9
Question: Inheritance is a way to

1: organize data.
2: pass arguments to objects of classes.
3: add features to existing classes without rewriting them.
4: improve data-hiding and encapsulation.
Correct Answer: 3

id: 10
Question: 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?

1: age and sex
2: registration date and diagnosis
3: sex and diagnosis
4: diagnosis and age
Correct Answer: 2

id: 11
Question: What problem(s) may occur when we copy objects without using deep copy constructor?

1: Dangling pointer
2: Memory Leakage
3: All of the given
4: System crash
Correct Answer: 3

id: 12
Question: A static member function cannot be declared.

1: Static
2: Implicit
3: Explicit
4: Virtual
Correct Answer: 4

id: 13
Question: ___ remain in memory even when all objects of a class have been destroyed.

1: Static variables
2: Instance variable
3: Primitive variables
4: None of given
Correct Answer: 1

id: 14
Question: Friend functions are _____ functions of a class.

1: None of given
2: object member
3: non-member
4: data member
Correct Answer: 3

id: 15
Question: What problem(s) may occur when we copy objects without using deep copy constructor?

1: Dangling pointer
2: Memory Leakage
3: System crash
4: All of the given
Correct Answer: 4

id: 16
Question: 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?

1: The automatic assignment operator is used
2: The copy constructor is used
3: Compiler error
4: Run-time error
Correct Answer: 2

id: 17
Question: a’A static member function can be called, even when a class is not ____.

1: Declared
2: Define
3: Instantiated
4: Called
Correct Answer: 3

id: 18
Question: ____ provide the facility to access the data member.

1: private function
2: accesser function
3: inline function
4: None of the given
Correct Answer: 2

id: 19
Question: The ____ relationship indicates that an object contains other objects.

1: ‘has-a’
2: ‘is-a’
3: ‘be
4: None of given
Correct Answer: 4

id: 20
Question: Which one of the following features of OOP is used to derive a class from another?

1: Encapsulation
2: Polymorphism
3: Data hiding
4: Inheritance
Correct Answer: 4

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