Intro To Computer Science Quiz #3

11 Questions

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Basic java terms, concepts, etc.

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• 1.
Create the code for making a circle. You must use one of the loop codes.
• 2.
Write the code for making a triangle. You do not need to worry about the angles. Just type in the basic drawing commands.
• 3.
Explain what the following code will do.int h=0;while(h<10){ for(int i=0; i<4; i++) { forward(50); right(90); } h++;}
• 4.
• A.

SetPenWidth(); forward(); backward(); right();

• B.

Forward(); backward(); setHeading(); setPostion();

• C.

Forward(); backward(); left(); right();

• D.

SetPenColor(); backward(); right(); forward();

• 5.
What does the following code create:forward(50);right(90);forward(100);right(90);forward(50);right(90);forward(100);
• 6.
PenUp();forward(100);right(90);forward(50);right(90);forward(100);right(90);forward(50)
• A.

A rectangle

• B.

A square

• C.

Some lines

• D.

Nothing

• 7.
What comes at the end of a statement?
• A.

Semi-colon

• B.

Colon

• C.

Curly brace

• D.

Parentheses

• 8.
What is missing from the following code?for int i=0; i<45; i++{forward(20);left(45);}
• 9.
• A.

SetpenColor(Color.blue)

• B.

SetDisplay(Color.orange);

• C.

SetDisplayColor(blue);

• D.

SetPenColor(Color.pink);

• 10.
• A.

The turtle will do nothing

• B.

The turtle will move to the new position

• C.

The turtle will draw a line to the new position

• 11.
• A.

You will see a square with blue background.

• B.

You will see four squares on a blue background.

• C.

You will only see a blue background.

• D.

Nothing will happen.