Software Engineering Ethics and Case Studies Quiz

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Questions and Answers

Which of the following statements about software costs is true?

Software maintenance costs are negligible compared to development costs

Software costs are always lower than hardware costs

The costs of software on a PC are always lower than the hardware cost

Software costs more to maintain than it does to develop (correct)

What is software engineering concerned with?

Building stand-alone systems for specific markets

Marketing and selling generic products

Theories, methods, and tools for professional software development (correct)

Developing hardware systems

What type of products are considered generic products in software engineering?

Stand-alone systems marketed and sold to any customer (correct)

Systems designed only for internal use within an organization

Systems with limited market potential

Systems tailored for a specific customer

What fraction of GNP do software costs represent in all developed countries?

A significant fraction Signup and view all the answers

What is meant by software engineering?

Developing software using theories, methods, and tools for professional software development Signup and view all the answers

Why are the economies of ALL developed nations dependent on software?

Because software costs often dominate computer system costs Signup and view all the answers

What is the main difference between customized products and generic products in software development?

Customized products have their specification owned by the customer, while generic products have their specification owned by the developer. Signup and view all the answers

What is the focus of software engineering?

Practicalities of developing and delivering useful software Signup and view all the answers

What are the key challenges facing software engineering?

Coping with increasing diversity, demands for reduced delivery times, and developing trustworthy software Signup and view all the answers

What are the costs breakdown for software engineering?

60% development costs, 40% testing costs Signup and view all the answers

What do good software products deliver to the user?

Required functionality, performance, maintainability, dependability, and usability Signup and view all the answers

What are the attributes of software engineering?

Software specification, development, testing, and evolution Signup and view all the answers

What is system engineering concerned with?

All aspects of engineering and system engineering Signup and view all the answers

What are the best techniques for different types of systems?

"Different techniques are appropriate for different types of systems. For example, games should always be developed using a series of prototypes whereas safety critical control systems require a complete and analyzable specification to be de" Signup and view all the answers

Study Notes

Software Costs

Software costs represent a significant fraction of Gross National Product (GNP) in developed countries, differing across regions but generally substantial.
True statements about software costs revolve around their growth rate and impact on the economy.

Software Engineering Overview

Software engineering encompasses the systematic application of engineering approaches to software development.
It is concerned with creating high-quality software that meets user requirements while managing costs and timelines.

Generic Products in Software Engineering

Generic products are standard software packages that are produced for mass-market use, as opposed to tailored solutions for specific customers.

Economic Impact of Software

All developed nations rely on software for operational efficiency, economic growth, and competitive advantage, indicating its critical role in modern economies.

Customized vs. Generic Products

Customized products are tailored to meet the specific needs of individual clients, while generic products offer standardized functionalities for a broader audience.

Focus and Challenges of Software Engineering

The primary focus of software engineering is to improve software quality, enhance productivity, and ensure maintainability.
Key challenges include managing changing requirements, ensuring software reliability, and integrating with existing systems.

Costs Breakdown in Software Engineering

Costs in software engineering can be divided into categories such as development, maintenance, and support, reflecting the lifecycle investment in software products.

User Benefits of Good Software Products

Good software delivers reliability, usability, performance, and maintainability, ultimately providing value to the user while minimizing frustration.

Attributes of Software Engineering

Attributes include flexibility, scalability, modularity, and reusability, all essential for developing robust software solutions.

System Engineering

System engineering focuses on the integration of various components and subsystems to create functional, reliable systems.

Best Techniques for Different Systems

Best practices vary based on system type and include agile methodologies for dynamic environments, and waterfall approaches for well-defined projects.

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Description

Test your knowledge of professional software development, software engineering ethics, and case studies with this quiz covering the topics of software engineering and its impact on developed nations.