CS304-Object Oriented Programming | Mid-Term Grand Quiz Fall 2021

 

MID-TERM GRAND QUIZ
 FALL 2020 (Paper 1)

Question No 1:

If class B (Raise For Success) inherits from class A. Which of the following is child class?

• Class B Correct
• Class A
• Both Class A & Class B
• No child class 

Question No 2:

In expression (Raise For Success) c1*c2+c3-c4 which of the following will be executed in first order?

• c1*c2 Correct
• c2+c3
• c3-c4
• c1-c4

Question No 3:

________ means (Raise For Success) that different objects can between in different ways for the same message.

• Specialization
• Generalization
• Polymorphism Correct
• Abstraction

Question No 4:

In expression (Raise For Success) b = c/d. The arity of division (/) operator is _______.

• 1 Correct
• 2
• 3
• 4

Question No 5:

If our class (Raise For Success) involves dynamic memory and we do not write  Deep copy constructor for this class. _______ problem (s) can occur.

• System may crash
• Memory leakage
• Dangling pointer
• All of the given Correct

Question No 6:

Composition is a (Raise For Success) strong relationship because

• Composed object can't exist independently. Correct
• Composed object's relationship depends on the number of objects.
• Composed objects can exist independently.
• Composed objects are dependent on the relation type.

Question No 7:

Which of the (Raise For Success) following best describes relationship between Book and Book Chapter classes?

• Aggregation Correct
• Composition
• Association
• Inheritance

Question No 8:

Member function (Raise For Success) for a class student can be.

• void setName(char *newName).
• void setRollNo(int newRollNo).
• void setCGPA(float newCGPA).
• All of the given options. Correct

Question No 9:

Enclosing all the (Raise For Success) characteristics of an object itself is described as ______.

• Encapsulation Correct
• Data Hiding
• Information Hiding
• Inheritance

Question No 10:

Choose correct (Raise For Success) declaration of overload '*=' operator for class Complex as member function.

• Complex & operator*=():
• Complex & operator*=(const Complex & C):
• Complex & operator*=(const Complex & C1, const Complex & C2):
• None of the given options Correct

Question No 11:

A good model (Raise For Success) is ______ related to a real life problem.

• Loosely
• Openly
• Closely Correct
• Not

Question No 12:

Which of the (Raise For Success) following concept is more close to encapsulation?

• Exception Handling
• Inheritance
• Polymorphism Correct
• Information Hiding

Question No 13:

In class, attributes (Raise For Success) and behaviors are represented by ______ and ______ respectively.

• Member functions, data members
• Member functions, scope of data members
• Data members, member functions Correct
• None of the given

Question No 14:

In which of the (Raise For Success) following, different forms of a single entity exist?

• Composition
• Aggregation
• Polymorphism Correct
• Encapsulation

Question No 15:

Aggregation between (Raise For Success) objects shows that _______.

• Objects have strong relationship.
• Objects have weak relationship. Correct
• Objects have no relationship.
• Objects have hierarchical relationship.

Question No 16:

Student (Raise For Success) *ptr = new Student("Ali"); is an example of ________.

• Static memory allocation
• Dynamic memory allocation Correct
• Destructor
• Constructor

Question No 17:

Choose correct (Raise For Success) declaration of copy constructor for class person.

• Copy(Person P) Correct
• Person(const Person &)
• Person(char *name)
• Person(copy P)

Question No 18:

In C++, which (Raise For Success) of the following is defined as stream insertion operator?

• << Correct
• >>
• *>
• *<

Question No 19:

Which of the (Raise For Success) following is an advantage of encapsulation?

• Complexity
• Better understanding
• Reuse of the code
• Efficient code Correct

Question No 20:

In which of (Raise For Success) the following way(s), we can inherit a class from another class in C++?

• Private
• Public
• Protected
• All of the given options Correct

Question No 21:

How many (Raise For Success) objects can be created once a class is defined?

• Two
• Three
• Four
• As many as needed Correct

Question No 22:

Which of the (Raise For Success) following is most suitable advantage of information hiding?

• Simplifies the model
• Reusability
• Permission to change Correct
• Increased complexity

Question No 23:

_________ associates (Raise For Success) the objects of the exact three classes.

• Binary Association
• Two way Association
• Ternary Association Correct
• N-ary Association

Question No 24:

Which of the (Raise For Success) following allows to reuse characteristics of more than one parent class?

• Single inheritance
• Multiple Inheritance Correct
• Polymorphism
• Specialization 

Question No 25:

Object Orientation (Raise For Success) approach can be achieved using objects and their _______.

• Interactions
• Attributes Correct
• Models
• None

Question No 26:

Which of the (Raise For Success) following issue(s) can be caused by the use of friend functions?

• Data vulnerability
• Programming bugs
• Tough debugging
• All of the given Correct

Question No 27:

How many (Raise For Success) interactions are there in the following scenario?

Imran has the car. He drives the car and car has four wheels and doors.

• 1
• 2 Correct
• 3
• 4 

Question No 28:

Data member(s) (Raise For Success) of a class Student can be.

• int rollNo;
• char *name;
• float CGPA;
• All of the given options Correct

Question No 29:

Identify which (Raise For Success) of the following overload 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.

• Rational_number operator+( Rational_number & obj);
• None of the given choices
• Rational_number operator+(Rational_number &obj, double& num); Correct
• operator+(double& obj);

Question No 30:

A class can (Raise For Success) have only _______ destructor.

• One Correct
• Two
• Three
• Four