1. Computer Science Reading Quiz 6.2 (Sections 6.5-6.8)
Take out a piece of paper and PEN.
The quiz starts TWO minutes after the tardy bell rings.
You will have 30 seconds per question.

2. Title the quiz as shown below The quiz starts in ONE minute.
Name
Period
Date
Reading Quiz 6.2 1. 2. 3. 4. 5. 6. 7. 8. 9
10.
EC.

3. Question 01 Which class controls the output appearance of numbers?
Math
Random
DecimalFormat
Scanner

4. Question 02 Which of the following is a method of the
DecimalFormat class?
nextInt.
setSeed.
new.
format.

5. Question 03 What are the three color values used by Java to
display any color Graphics object?
red, yellow and green
red, green and blue
red, white and blue
red, green and yellow

6. Question 04 Java graphics objects can generate more than
______ color combinations.
1,000
10,000
100,000
1,000,000

7. Question 05 Which Graphics method changes color? setColor newColor
makeColor
setRGB

8. Question 06 Objects without identifiers are called _____ objects.
unnamed
class
constructor
anonymous

9. Question 07 Which class makes it possible to draw a six-sided polygon?
Hexagon
Octagon
Polygon
drawPolygon

10. Question 08 Which of the following is/are a method(s) of
the Scanner class?
nextLine
nextInt
nextDouble
All of the above

11. Question 09 Which of the following indicates keyboard input?
System.keyboard
System.in
Keyboard.input

12. Question 10 The Scanner class is part of the _____ package. util lang
applet
textformat

13. Extra Credit Using the Scanner class with numbers and strings
can have unexpected results. These unexpected
results may be cured by
using the new operator.
using a dummy String variable.
only integer values with strings.
only real number values with strings.