ESP Chapter 8

What is the main goal of creating a successful software product?

• Providing useful features for users

• Creating a high-quality product

• Ensuring customer confidence

• All of the above

Which of the following is not a product quality attribute?

What are the three simple techniques for reliability improvement in programming?

• Fault management, Input validation, Failure avoidance

• Error management, Input validation, Failure management

• Fault avoidance, Input validation, Failure management

• Fault avoidance, Input validation, Error management

What are the underlying causes of program errors?

• Programmers' mistakes, Technology, Problem

• Programming language, Libraries, Database, IDE

• All of the above

• Program, Technology, Problem

What does program complexity refer to?

What is the reading complexity related to?

• The complexity of the decisions in a program

• The representations of data used

• The number and types of relationships between structures

• The hard-to-read program

What is the single responsibility principle in programming?

• All of the above

• Functions should never have side-effects

• Functions should do one thing and one thing only

• Every class should have a single responsibility

What is the purpose of the Observer pattern?

What is refactoring in programming?

• Changing a program to reduce its complexity without changing the external behavior

• Adding new features to a program

• Creating a program from scratch

• None of the above

What is the purpose of input validation in software development?

• To check the validity of the result of the service call

• To handle exceptions that disrupt the normal flow of processing

• To ensure that the return code of the called service indicates successful operation

• To catch accidentally invalid inputs that could crash the program