Exam 3 Study

Question 1

In what year was the term “Software Engineering” first coined?

Answer 1

1967

Question 2

6 Stages of Classical Waterfall Model

Answer 2

1. Requirements Phase
2. Analysis Phase
3. Design Phase
4. Implementation Phase
5. Post-delivery Maintenance
6. Retirement

Question 3

8 Principles of Software Engineering

Answer 3

Public
Client
Product
Judgment
Management
Profession
Colleagues
Self

Question 4

Millers’ Law

Answer 4

human beings are only capable of concentrating on 7 pieces of information at a time.

Question 5

A process that relies on analysis to break a project into constituent parts that maybe completed as independent or groups tasks iteratively until the whole project is complete.

Answer 5

Step-wise Refinement

Question 6

Drawbacks of pair programming

Answer 6

Requires large blocks of uninterrupted time

Does not work for shy or overbearing individuals nor inexperienced pairs.

Question 7

Refactoring

Answer 7

The process of improving existing code without affecting external behavior.

Question 8

Classical Chief Programming Team Pros/Cons

Answer 8

Strength
Major success of The New York Times project

Weakness
Impractical

Question 9

What is the impracticality of using the “Classical Chief Programmer Team Approach”?

Answer 9

Extremely difficult to find adequate managers who are also senior programmers. It is even more difficult to find a back-up with the same skill level.

Question 10

What is the difference between an object and a class?

Answer 10

A class is a blueprint of an object. Objects are generated from class blueprints via instantiation when a constructor is called.

Question 11

Who is responsible for the Correctness of a product?

Answer 11

Software Quality Assurance Group

Question 12

What is Brook’s Law?

Answer 12

Adding more people to a late project makes it later

Question 13

Name two types of reuse

Answer 13

Deliberate Reuse/Systematic Reuse

Opportunistic Reuse/Accidental Reuse

Question 14

Deliberate Reuse

Answer 14

designed specifically for reuse

Question 15

Opportunistic Reuse

Answer 15

determined to be reusable after creation

Question 16

Impediments to Reuse

Answer 16

1. Software Developers prefer to re-write rather than reuse
2. The possibility of faults in old code
3. Hard to store and reference components
4. Cost of Implementing reuse program.
5. Possible copyright issues
6. Source code availability in off the shelf products.