Question 1

Which of the following things does this statement do? Color darkBrown = new Color( 120, 160, 0 );

A. declare a new variable

B. construct a new object

C. create a binding

D. All of the above

E. None of the above

Question 2

An object diagram represents what?

A. the makeup of a class

B. the state of memory at a particular point during the execution of a program

C. the collection of all possible objects

D. the same thing as a flowchart

Question 3

When drawing an object diagram, you evaluate a series of program statements to figure out how they change the contents of memory. Which of the following is a question you should ask as you evaluate each line of code?

A. Does the line of code declare a variable?

B. Does the line of code instantiate an object?

C. Does the line of code create a binding?

D. All of the above

E. None of the above

Question 4

Which of the following valid statements declares a variable? /* 1 */ Oval dot = new Oval(); /* 2 */ dot.setColor( new Color( 0, 0, 255 ) ); /* 3 */ dot.setFilled(); /* 4 */ Oval circle; /* 5 */ circle = dot;

A. 1

B. 1 and 2

C. 1 and 4

D. 1, 4 and 5

E. None of the above

Question 5

What are the different views of a class?

I. Source code

II. UML Class Diagram

III. Javadoc comments

A. I

B. I & II

C. II & III

D. I, II, & III