Extreme Programming (XP): Principles and Practices for Agile Development

Question 1

Which core principle of Extreme Programming (XP) involves daily stand-up meetings for effective communication?

Accepted Answer

Frequent communication through daily stand-up meetings

Answer

Extensive project documentation

Answer

Large team sizes for increased productivity

Answer

Independent quality assurance processes

Question 2

Which of the following is NOT a key principle of Extreme Programming (XP)?

Accepted Answer

Extensive documentation

Answer

Regular refactoring

Answer

Close collaboration with customers

Answer

Continuous testing

Question 3

Which of the following is NOT a core value of Extreme Programming (XP)?

Accepted Answer

Hierarchy

Answer

Communication

Answer

Feedback

Answer

Simplicity

Question 4

Which of the following is a fundamental principle of Extreme Programming (XP)?

Accepted Answer

Embracing and accommodating change

Answer

Prioritizing thorough documentation

Answer

Minimizing communication and collaboration

Answer

Emphasizing isolated individual work

Question 5

In XP, what is the expected role of the customer?

Accepted Answer

Maintaining active involvement throughout the development process

Answer

Providing requirements solely at the project's initiation

Answer

Conducting project reviews at predetermined intervals

Question 6

Which of the following practices is central to XP?

Accepted Answer

Implementing pair programming

Answer

Adopting a quarterly sprint structure

Answer

Following a waterfall development model

Answer

Creating extensive design documentation

Question 7

What is the primary objective of refactoring in the context of XP?

Accepted Answer

Enhancing code quality and maintainability

Answer

Resolving software defects

Answer

Adding new features to the software

Question 8

In XP, what is the primary function of unit tests?

Accepted Answer

Providing continuous feedback on code correctness

Answer

Documenting software requirements

Answer

Creating test cases for the system

Question 9

What is the typical time frame for an XP iteration?

Accepted Answer

1 to 3 weeks

Answer

6 to 12 months

Answer

2 to 6 months

Question 10

Which of the following is not a core value that drives XP?

Accepted Answer

Individualism

Answer

Communication

Answer

Courage

Answer

Feedback

Question 11

In XP, what is the primary metric used to gauge project success?

Accepted Answer

Customer satisfaction level

Answer

Code coverage percentage

Answer

Defect density

Question 12

Which of the following is NOT a core principle of Extreme Programming (XP)?

Accepted Answer

Extensive documentation

Answer

Simplicity

Answer

Communication

Answer

Customer feedback

Question 13

XP places the highest emphasis on which value?

Accepted Answer

Customer satisfaction

Answer

Risk avoidance

Answer

Process adherence

Answer

Predictable planning

Question 14

What is the primary purpose of a planning game in XP?

Accepted Answer

To create a shared understanding of project scope and define iterations.

Answer

To document system requirements in detail.

Answer

To allocate tasks and assign resources.

Question 15

Which of the following is a key characteristic of XP's continuous integration approach?

Accepted Answer

Frequent integration of code into the main development branch.

Answer

Integration occurs primarily at major milestones.

Answer

Tested and validated code is integrated into a separate branch.

Question 16

Pair programming, a core practice in XP, primarily aims to:

Accepted Answer

Enhance code quality and promote knowledge sharing within the team.

Answer

Reduce communication overhead during development.

Answer

Increase individual programmer productivity.

Question 17

XP recommends which type of testing as a primary approach?

Accepted Answer

Automated unit testing

Answer

Penetration testing

Answer

Performance testing

Answer

Comprehensive acceptance testing

Question 18

What is the primary responsibility of a customer representative in XP?

Accepted Answer

To regularly provide feedback on development and represent user needs.

Answer

To manage project finances and timelines.

Answer

To define and write user stories and acceptance criteria.

Question 19

XP advocates for iterative releases with a recommended cycle length of:

Accepted Answer

1-2 weeks

Answer

3 months

Answer

6 months

Answer

1 month

Question 20

Which of the following is a significant challenge that can arise during XP implementation?

Accepted Answer

Resistance from project managers accustomed to traditional approaches.

Answer

Reluctance of customers to provide regular feedback

Answer

Unavailability of experienced developers

Answer

Insufficient testing infrastructure

Question 21

Which of the following is NOT a fundamental principle of Extreme Programming (XP)?

Accepted Answer

Predictability

Answer

Communication

Answer

Simplicity

Answer

Feedback

Question 22

Which of the following is NOT a core value emphasized in Extreme Programming (XP)?

Accepted Answer

Predictability

Answer

Feedback

Answer

Communication

Answer

Simplicity

Question 23

In XP, which practice is central to ensuring the quality and reliability of software?

Accepted Answer

Continuous Integration

Answer

Long-term Planning

Answer

Predictable Delivery Dates

Answer

Comprehensive Documentation

Question 24

Within the XP methodology, who is primarily responsible for providing continuous feedback and defining priorities for software development?

Accepted Answer

The Customer

Answer

The Development Team

Answer

The Project Manager

Answer

The Business Analyst

Question 25

Which of the following best describes XP's approach to planning in software development?

Accepted Answer

Incremental development with frequent releases

Answer

Detailed planning for the entire project upfront

Answer

Fixed deadlines and milestones

Answer

No planning at all

Question 26

In XP, what is the purpose of 'Refactoring'?

Accepted Answer

To enhance code quality and reduce technical debt

Answer

To add new features to the software

Answer

To fix bugs in the software

Answer

To generate test cases

Question 27

Which of the following is a potential benefit of using XP in software development?

Accepted Answer

Reduced project risks

Answer

Guaranteed delivery on time and within budget

Answer

Elimination of the need for testing

Answer

Increased software complexity

Question 28

In XP, what is the primary reason for practicing 'Pair Programming'?

Accepted Answer

To improve code quality and foster knowledge sharing

Answer

To reduce the cost of development

Answer

To eliminate the need for code reviews

Answer

To increase the speed of development

Question 29

In XP, 'Test-Driven Development' (TDD) is primarily used for:

Accepted Answer

Enhancing code quality and reducing defects

Answer

Documenting software requirements

Answer

Estimating development costs

Answer

Generating functional requirements

Question 30

Extreme Programming (XP) is most suitable for which type of industry or environment?

Accepted Answer

Software development with rapidly changing requirements

Answer

Long-term research projects

Answer

Large-scale infrastructure projects

Answer

Manufacturing

Question 31

Which of the following is NOT a core principle of Extreme Programming (XP)?

Accepted Answer

Documentation over working software

Answer

Feedback

Answer

Communication

Answer

Simplicity

Question 32

What is the primary goal of 'Pair Programming' in XP?

Accepted Answer

To enhance code quality and foster knowledge sharing

Answer

To reduce development time

Answer

To increase individual productivity

Question 33

Which of the following is a key practice in XP's 'Continuous Integration' process?

Accepted Answer

Frequent code check-ins and automated testing

Answer

Formal code reviews

Answer

Manual testing only

Question 34

What is the purpose of 'Test-Driven Development' (TDD) in XP?

Accepted Answer

To guide development by designing and writing tests first

Answer

To document functional requirements

Answer

To eliminate the need for manual testing

Question 35

Which of the following is an advantage of using 'Refactoring' in XP?

Accepted Answer

Improve code quality, maintainability, and extensibility

Answer

Eliminate all bugs

Answer

Reduce code complexity

Question 36

What is the primary responsibility of 'The Customer' in XP?

Accepted Answer

Provide continuous feedback, define priorities, and accept or reject features

Answer

Write and review code

Answer

Manage the project

Question 37

Which of the following is NOT a potential benefit of XP?

Accepted Answer

Guaranteed delivery of bug-free software

Answer

Increased customer satisfaction

Answer

Reduced development time

Answer

Improved software quality

Question 38

What is the recommended 'Release Cycle Time' in XP?

Accepted Answer

1 to 3 weeks

Answer

3 to 6 months

Answer

1 to 2 months

Answer

6 to 12 months

Question 39

What is the fundamental отличие between XP and traditional software development methodologies?

Accepted Answer

Emphasis on iterative development, collaboration, and continuous feedback

Answer

Use of specific programming languages

Answer

Focus on extensive documentation

Question 40

Which XP practice involves continuous integration of code into a shared repository?

Accepted Answer

Continuous Integration

Answer

Test-Driven Development

Answer

Pair Programming

Answer

Refactoring

Question 41

What is the main objective of Test-Driven Development (TDD) in XP?

Accepted Answer

To ensure that new code functions as intended and does not compromise existing functionality

Answer

To eliminate the need for manual testing

Answer

To detect bugs early in the development process

Question 42

Which XP practice involves capturing user requirements in the form of short, informal narratives?

Accepted Answer

User Stories

Answer

Continuous Integration

Answer

Iteration Planning

Question 43

What is the goal of iteration planning in XP?

Accepted Answer

To determine the scope and objectives of each development iteration

Answer

To estimate development time and resource allocation

Answer

To assign tasks to team members

Question 44

What is the primary role of the customer in XP?

Accepted Answer

To provide continuous feedback and prioritize requirements

Answer

To compose user stories

Answer

To manage the development team

Answer

To execute software tests

Question 45

What is the suggested team size for XP projects?

Accepted Answer

5-12 individuals

Answer

10-20 individuals

Answer

20-30 individuals

Answer

2-4 individuals

Question 46

Which of the following is a fundamental principle of XP?

Accepted Answer

Adaptability to changing requirements

Answer

Emphasis on long-term planning

Answer

Rigid adherence to process

Answer

Prioritization of documentation

Question 47

Which of the following is a fundamental principle of Extreme Programming (XP)?

Accepted Answer

Feedback

Answer

Excessive Documentation

Answer

Bureaucratic Control

Answer

Long-term Planning

Question 48

XP places great emphasis on which type of testing approach?

Accepted Answer

Test-driven Development (TDD)

Answer

Load Testing

Answer

Usability Testing

Answer

Performance Testing

Question 49

In XP, what is the primary role of the customer or client?

Accepted Answer

Active participation and collaboration throughout the development process

Answer

Providing requirements at the project's outset

Answer

Testing and validating the final product

Question 50

Which approach is explicitly discouraged and not considered a core practice of Extreme Programming?

Accepted Answer

Big Design Up Front (BDUF)

Answer

Refactoring

Answer

Continuous Integration (CI)

Answer

Pair Programming

Question 51

What is the primary purpose of the Planning Game in the context of XP?

Accepted Answer

Facilitate a collaborative effort to establish a shared understanding and plan for the project's scope, timeline, and objectives

Answer

Assign specific tasks and responsibilities to individual team members

Answer

Create detailed technical design specifications

Question 52

Which of the following is recognized as a key advantage and benefit of employing Extreme Programming (XP)?

Accepted Answer

Increased adaptability and flexibility, enabling teams to respond effectively to changing requirements and feedback

Answer

Significantly reduced development costs compared to traditional methods

Answer

Consistently shorter development timelines regardless of project complexity

Question 53

In XP, what does the term "technical debt" refer to?

Accepted Answer

Temporary or suboptimal design decisions made to meet immediate needs, with the intention of refactoring and improving the code later

Answer

Using external code without proper attribution or licensing

Question 54

Which tool is widely used within XP for implementing continuous integration (CI) practices?

Accepted Answer

Jenkins

Answer

Jira

Answer

Asana

Answer

Microsoft Project

Question 55

What is the primary objective of retrospectives in the context of Extreme Programming (XP)?

Accepted Answer

Provide a structured opportunity for the team to reflect on its performance, identify areas for improvement, and foster continuous learning

Answer

Celebrate successes and recognize team achievements

Answer

Review project progress, make adjustments, and ensure alignment with timelines and milestones

Question 56

Extreme Programming (XP) is particularly well-suited for which type of software development projects?

Accepted Answer

Complex and rapidly evolving projects where requirements and priorities are subject to frequent changes

Answer

Small, well-defined projects with stable requirements and a predictable development process

Answer

Mission-critical projects with extremely rigid deadlines and zero tolerance for errors