Ics Practice Quiz 2 - Java

What comes at the end of a command?

• Semi-colon

• Colon

• Curly bracket / brace

• Parentheses

Which of the following are the basic drawing commands?

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

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

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

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

What will happen?The turtle starts at it's original position. A setPosition command is used and nothing else.

• The turtle will do nothing

• The turtle will move to the new position

• The turtle will draw a line to the new position

What will happen?for(int i=0; i<4; i++) { forward(50); right(90); }setDisplayColor(Color.blue);

• You will see a square with blue background.

• You will see four squares on a blue background.

• You will only see a blue background.

• Nothing will happen.

What does this create?penUp();forward(100);right(90);forward(50);right(90);forward(100);right(90);forward(50)

• A rectangle

• A square

• Some lines

• Nothing

Which of the following is correct

• SetpenColor(Color.blue)

• SetDisplay(Color.orange);

• SetDisplayColor(blue);

• SetPenColor(Color.gray);

What is missing from the following code?int 1=0;while  i<45{forward(20);left(45);i++;}

Explain what the following code will do.int h=0;while(h<10){        int i=0; while( i<4) { forward(50); right(90);                       i++; } h++;}

Write the code for making a triangle. You do not need to worry about the absolute correct angles. Just type in the basic drawing commands.

Create the code for making a circle. You must use one of the loop codes.