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Understanding Software Engineering Principles

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Understanding Software Engineering Principles

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Questions and Answers

What is one of the factors contributing to the software crisis?

Proper user interface

Increasing skill shortage (correct)

Adequate training in software engineering

Small program size

In software engineering, what is emphasized in modern practices compared to the exploratory style?

Error correction

Error prevention (correct)

Lack of proper documentation

Ad hoc development

What is a common characteristic of programs compared to software products?

Lacks proper user interface (correct)

Small number of users

Well-designed interface

Team of developers

Why do software products often contribute to the software crisis?

Expensive and difficult to alter Signup and view all the answers

What is the primary advantage of adhering to a life cycle model?

Ensuring team members have a clear understanding of their tasks Signup and view all the answers

What is the main focus of software engineering according to the text?

Developing software systematically Signup and view all the answers

When is a phase considered complete in a life cycle model?

When all its exit criteria are satisfied Signup and view all the answers

What happens if the phase-entry criteria are not satisfied?

The phase cannot start Signup and view all the answers

What is the purpose of defining entry and exit criteria for each phase in a life cycle model?

To ensure the team follows a systematic approach Signup and view all the answers

How does adhering to a life cycle model help software project managers?

By making it easier to monitor project progress Signup and view all the answers

In a life cycle model, when can a phase be considered complete?

When all its exit criteria are satisfied Signup and view all the answers

What is a key difference between the exploratory style and modern software development practices?

Modern practices focus on detecting errors in each phase of development. Signup and view all the answers

What aspect of software testing has become systematic in modern practices?

Availability of standard testing techniques. Signup and view all the answers

What does a software life cycle model establish?

A precedence ordering among the different activities. Signup and view all the answers

Why is a written description of a life cycle model important?

To help in identifying inconsistencies and redundancies in the development process. Signup and view all the answers

What must the development team do in relation to a life cycle model?

Identify a suitable model and adhere to it. Signup and view all the answers

What is the main focus of modern software development practices regarding error detection?

Detecting errors at every phase of development. Signup and view all the answers