CIS 247 DeVry Week 5 Quiz Latest

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CIS 247 DeVry Week 5 Quiz Latest

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CIS 247 DeVry Week 5 Quiz Latest

CIS247

CIS 247 DeVry Week 5 Quiz Latest

  1. Question : (TCO 3)Which of the following is/are the mechanism(s) for code reuse?
  • Inheritance
  • Composition
  • Inheritance and composition
  • None of the above

Question 2. Question : (TCO 4) Which of the following is true about inheritance?

  • Child classes are more generalized than their associated parent classes.
  • Inheritance demonstrates the generalization/specialization relationship.
  • Parent classes are more specialized than their associated child classes.
  • Parent classes contains more functionality than child classes.

Question 3. Question : (TCO 4) Select the parent class.

  • Barking Dog
  • Yodeling Dog
  • Golden Retriever
  • Dog

Question 4. Question : (TCO 4) Which of the following is not a good example of a hierarchy that could be modeled by inheritance?

  • Airplanes
  • Geometric shapes
  • Animals
  • Prime numbers

Question 5. Question : (TCO 4) Which of the following examples represent(s) the “is-a” relationship in the parent/child format?

  • dog/cat
  • rectangle/circle
  • checking account/saving account
  • None of the above

Question 6. Question : (TCO 3) What is/are the reason(s) to use inheritance?

  • Labor division
  • Introducing modularity into program
  • Reusing design
  • All of the above

Question 7. Question : (TCO 3) If class B is inherited from class A, which of the following statements is true?

  • Class A has access to the methods and fields of class B.
  • Class A has access to the methods and fields of class B and class B’s subclasses.
  • Class B does not have access to the methods and fields of class A.
  • Class B has access to the methods and fields of class A.

Question 8. Question : (TCO 4) Which accessibility modifier is most general?

  • Private
  • Default
  • Public
  • Protected

Question 9. Question : (TCO 4) Which of the following refers to a class that inherits from a parent class?

  • Child classes
  • Derived classes
  • Subclass classes
  • All of the above

Question 10. Question : (TCO 6) Which of the following are benefits of using inheritance?

  • Smaller chance of errors
  • Ease of use for users of class
  • Time saving
  • All of the above