Devry CIS 247 Week 3 Quiz Latest

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Devry CIS 247 Week 3 Quiz Latest

 

1. 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

 

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Devry CIS 247 Week 3 Quiz Latest