CS 115

QUIZ # 2 INFORMATION

1

When

• TUESDAY 11/10• Worth: 8 points

2

What to Study

• Text:– Chapter 3– Chapter 7– Pages 374-416 (up to section 7.12)

– Chapter 5 – Pages 210 - 262

3

What to Study

• Lectures– Lecture 5– Lecture 6– Lecture 7– Lecture 8– Lecture 9

4

What to Study

• Labs– Lab 4– Lab 5– Lab 6

• Practice Exercises: 4, 5, 6, 7

5

Topics to concentrate

• Creating Service and Client Classes.– Understand how to create an equals method in the

service that would allow objects of the same class to be compared for equality.

– Usage of the equals method in the client class to compare two objects of the service class.

• How to receive input from user– Command line– Scanner (keyboard input)

• How to use the API (import statements where needed)

6

Topics to concentrate

• Static variables and methods. Specifically know how to use a static variable to create a current id for an object every time you call the constructor of the class.

• Usage of a static variable to track the total values of a quantity for all instantiated objects of a service class.

• Study the if selection structures.• If and else selections• If and if/else selections• Equality between two objects!!!!

7

Topics to concentrate

• Boolean expressions and their evaluation– Understand how to set up your own logic to be

evaluated.

8

Quiz Format

• Duration: class period• Closed book• Closed Notes• Computers: No access to anything but

Notepad++ – You are not allowed to use your laptop. You have

to use your station computer.– No flash drives are allowed.

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Questions

• Three programs to be written.– Service class– Client class– A program that involves Boolean logic conditions

to be evaluated.

• Each program is worth :– Program 1: 3.5 points– Program 2: 4.5 points.

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