CS 1620 Assignment #1 Summer I 1999

Part I (Introduction)

1. [1+1+1] Page 5 # 1, 2, 3
2. [1+1] Page 11 # 1, 2
3. [4+4+3] Page 14 # 3, 4, 6
4. [3] If a picture is made up of 64 possible colours, how many bits would be needed to store each pixel of the picture? Why?

Part II (Object Oriented Programming)

1. [2+3+3+5] Page 35 # 2, 3, 6, 12
2. [2] What is the relationship between a class and an object?
3. [10] Consider a program that maintains payroll information for a company. It would need to use information about employees of different types in order to calculate salary and deductions. Design an inheritance hierarchy for the employees. You must have at least 3 levels in the hierarchy. List any instance or class variables that would be needed for each class (super or sub). Hint : Design an employee superclass and then consider the different types of employees possible to design the subclasses.

Total marks -- 44

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