Software Engineering Overview

Question 1

Difference Between

Computer Science

and

Software Engineering

Answer 1

Computer Science is concerned with

Theory and Fundamentals.

Software Engineering is concerned with USING the concepts of CS to implement solutions to real world problems.

Question 2

What is

Software?

Answer 2

An executable Computer Program

AND

The associated Documentation that describes operation and use of the program

Question 3

What is

Software Engineering?

Answer 3

The application of specific

Theories, Methods and Tools

for the development of high quality software

Question 4

“Layers”

of

Software Engineering

Answer 4

• “Quality” Focus
  
  • Process Model
    
    • Methods
      
      • Tools

Question 5

ACM/IEEE-CS

8 Ethical Principles of Software Engineers:

Who/What to Respect

(Corresponding to each rule)

Answer 5

• Public
• Client/Employer
• Product
• Personal Judgement/Conscience
• Managers/Leaders
• The Profession of Software Engineering
• Colleagues
• Your Self

Question 6

Attributes of

Good Software

Answer 6

• Provides all required functionality
• Meets required performance
• Maintainable
• Dependable
• Usable

Question 7

Fundamental Ideas

of Software Engineering (4)

Answer 7

Process

Dependability

Requirements

Reuse

Question 8

Fundamental Ideas

of Software Engineering:

Process

Answer 8

Process

Use a managed and understood development process

Question 9

Fundamental Ideas

of Software Engineering:

Dependability

Answer 9

Dependability

Software should behave as expected,

be safe, secure, efficient and rarely fail

Question 10

Fundamental Ideas

of Software Engineering:

Requirements

Answer 10

Requirements

Software should meet the requirements/specifications it is designed for.

(Unreasonable requirements should be a no-go)

Question 11

Fundamental Ideas

of Software Engineering:

Reuse

Answer 11

Reuse

Software should make effective use of existing resources and reuse existing software when possible

Question 12

Essential Steps of

Software Engineering Practice

Answer 12

Understand the Problem

• • Communication and Analysis
• • Requirements and Specification

Plan a Solution

• Modeling and Software Design

Carry Out the Plan

• Implement Code

Examine Results for Accuracy

• Testing and QA

Question 13

Types of Applications (8)

Answer 13

• Stand-alone
  
  • Run on a local computer
• Interactive Transaction-Based Applications
  
  • On a remote computer, like a server
• Embedded Control Systems
• Batch Processing Systems
  
  • Process data in large batches
• Entertainment
• Modeling/Simulation
• Data Collection Systems
• Systems of Systems

Question 14

Two kinds of Software Products

Answer 14

Generic

Designed for general use, sold on the open market

Custom (bespoke)

Systems/software developed for a particular client, or in-house use