CIS 247 DeVry Week 3 Quiz Latest

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CIS 247 DeVry Week 3 Quiz Latest

CIS247

CIS 247 DeVry Week 3 Quiz Latest

  1. Question : (TCO 2)Which of the following statements is/are true?
  • Object names are listed in the middle section of a UML diagram.
  • Attribute names are listed in the middle section of a UML diagram.
  • Method names are listed in the middle section of a UML diagram.
  • Class names are listed in the middle section of a UML diagram.
  • None of the above

Question 2. Question : (TCO 2) Java, C#, and C++ all allow for the use of comments. Which of the following statements are true regarding comments?

  • The compiler will ignore all comments if they are properly formatted.
  • The IDE will ignore all comments if they are properly formatted.
  • The output console will ignore all comments
  • if they are properly formatted.
  • All of the above
  • None of the above

Question 3. Question : (TCO 2) Attributes represent the _____ of an object because they store information about that object.

  • state
  • behaviors
  • size
  • accessibility

Question 4. Question : (TCO 2) If a programmer does not explicitly define a(n) _____, a default version will be provided by the compiler.

  • destructor
  • method
  • constructor
  • attribute
  • All of the above

Question 5. Question : (TCO 2) One of the ways object-oriented languages protect object data is through _____.

  • integration of objects
  • universal data access
  • the public accessor
  • encapsulation
  • All of the above

Question 6. Question : (TCO 2) Which of the following symbols indicate(s) level of access for both attributes and methods in a class.

  • +
  • *
  • ++
  • &
  • All of the above

Question 7. Question : (TCO 2) Object-oriented classes should be designed with the concept of a black box in mind. This means that users of the class should only need to know what _____ and _____ are associated with the class. The actual implementation details need not be known.

  • interface; implementation
  • inputs; outputs
  • objects; accessors
  • relationships; interfaces

Question 8. Question : (TCO 2) One of the benefits of _____ is that it allows the implementation of a class to change without affecting external entities using that class.

  • abstraction
  • encapsulation
  • instantiation
  • construction

Question 9. Question : (TCO 2) Which of the following is a proper implementation for a getter?

  • int getAge() { return age;}
  • void getAge() {return age;}
  • int getAge(int newAge) {this.age = newAge;}
  • void getAge() {return age;}

Question 10. Question : (TCO 2) Identify the attribute declaration(s) below that most likely contribute to the concept of information/data hiding.

  • private string name;
  • private name;
  • string private name;
  • string name;
  • None of the above