Multilevel Inheritance MCQ

Test your knowledge with important Multilevel Inheritance MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Multilevel Inheritance MCQs on Bissoy. Bissoy App

• Is it compulsory for all the classes in multilevel inheritance to have constructors defined explicitly if only last derived class object is created?
  ক

  Yes, always

  খ

  Yes, to initialize the members

  গ

  No, it not necessary

  ঘ

  No, Constructor must not be defined
• If all the classes used parameterized constructors and no default constructor then ___________
  ক

  The object of lower level classes can’t be created

  খ

  Object of lower level classes must call parent class constructors explicitly

  গ

  Object of lower level classes must define all the default constructors

  ঘ

  Only object of first class can be created, which is first parent
• How many abstract classes can be used in multilevel inheritance?
  ক

  Only 1

  খ

  Only 2

  গ

  At least one less than number of levels

  ঘ

  Can’t be used
• Can abstract classes be used in multilevel inheritance?
  ক

  Yes, always

  খ

  Yes, only one abstract class

  গ

  No, abstract class doesn’t have constructors

  ঘ

  No, never
• All the classes must have all the members declared private to implement multilevel inheritance.
  ক

  True

  খ

  False
• In multilevel inheritance one class inherits _______________
  ক

  Only one class

  খ

  More than one class

  গ

  At least one class

  ঘ

  As many classes as required
• What is the minimum number of levels for a implementing multilevel inheritance?
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4
• Multilevel inheritance allows _________________ in the program.
  ক

  Only 7 levels of inheritance

  খ

  At least 7 levels of inheritance

  গ

  At most 16 levels of inheritance

  ঘ

  As many levels of inheritance as required
• If all the classes use private inheritance in multilevel inheritance then ______________
  ক

  It will not be called multilevel inheritance

  খ

  Each class can access only non-private members of its parent

  গ

  Each subsequent class can access all members of previous level parent classes

  ঘ

  None of the members will be available to any other class
• Which Class is having highest degree of abstraction in multilevel inheritance of 5 levels?
  ক

  Class at 1st level

  খ

  Class 2nd last level

  গ

  Class at 5th level

  ঘ

  All with same abstraction
• If there are 3 classes. Class C is derived from class B and B is derived from A, Which class destructor will be called at last if object of C is destroyed.
  ক

  A

  খ

  B

  গ

  C

  ঘ

  All together
• If there are 5 classes, E is derived from D, D from C, C from B and B from A. Which class constructor will be called first if the object of E or D is created?
  ক

  A

  খ

  B

  গ

  C

  ঘ

  A and B
• Which among the following best defines multilevel inheritance?
  ক

  A class derived from another derived class

  খ

  Classes being derived from other derived classes

  গ

  Continuing single level inheritance

  ঘ

  Class which have more than one parent