CS504 Term Assignment

1)Write a 4 to 8 page paper on Object Oriented Concepts. The paper should address the following:

• What is object oriented programming / concepts?
• What are some advantages of object oriented design?
• How would this be applied to system design? programming?
• Is object oriented design a better way to solve problems?
• What is Java Interface and how are these used?

2)What is java Collections? Identify and describe three practical (problem solving) where Collections can be used. One practical solution for each collection: list, set and map.

3)Answer the following questions:

• What is linked list?
• Write java pseudocode (see definition below) and describe how to (1 paragraph) traverse the linked list.
• Write java pseudocode (see definition below) and describe how to (1 paragraph) add an element/node to a specified index.
• Write java pseudocode (see definition below) and describe how to (1 paragraph) remove an element/node to a specified index.

4)Write a java program for the following:

Given a file of words. Write a java program that will read the file from the command prompt and parse the frequency (count) the number of times each word appears in the file.

Note: Day = day = day. (ignore period (.))

Eg:
The day is Wednesday. Wednesday is in the middle of the week.
Next Wednesday is a new week. The day in the middle of week is best.

Output:

the – 4
day – 2
is – 4
wednesday – 3
......