Software Maintenance and Evolution: Master the Art of Software Upkeep

Question 1

Which of the following is a potential drawback of software maintenance?

Accepted Answer

Increased software complexity

Answer

Improved software quality

Answer

Reduced software costs

Answer

Enhanced user satisfaction

Question 2

How does software maintenance contribute to enhanced software quality?

Accepted Answer

By identifying and resolving defects and potential issues in the software code.

Answer

By introducing new functionalities and features.

Answer

By optimizing the software architecture and design.

Answer

By ensuring compliance with industry standards and regulations.

Question 3

Software maintenance aims to enhance various software quality attributes. Which of the following is NOT a primary objective of software maintenance?

Accepted Answer

Increasing software complexity

Answer

Enhancing software reliability

Answer

Optimizing software performance

Answer

Reducing software costs

Question 4

Which of the following is a potential drawback of software evolution?

Accepted Answer

Increased software complexity

Answer

Improved performance

Answer

Reduced maintenance costs

Answer

Enhanced user experience

Question 5

Which type of maintenance is NOT related to software?

Accepted Answer

Preventive maintenance

Answer

Corrective maintenance

Answer

Adaptive maintenance

Answer

Perfective maintenance

Question 6

Which of the following is NOT a type of software maintenance?

Accepted Answer

Renovation

Answer

Corrective maintenance

Answer

Perfective maintenance

Answer

Adaptive maintenance

Question 7

Which challenge is commonly encountered when working with legacy systems due to the accumulation of modifications over time?

Accepted Answer

Inconsistent coding conventions

Answer

Reduced scalability

Answer

Simplified system architecture

Answer

Enhanced adaptability to new technologies

Question 8

Which of the following is NOT a type of software maintenance activity?

Accepted Answer

Refactoring

Answer

Adaptive maintenance

Answer

Perfective maintenance

Answer

Corrective maintenance

Question 9

Which of the following is a recognized challenge in software evolution?

Accepted Answer

Growing complexity of software systems

Answer

Decreasing maintenance costs

Answer

Guaranteed performance improvements

Answer

Reduced risk of software failures

Question 10

In software maintenance, which action aims to enhance the software's overall quality?

Accepted Answer

Refactoring code for better structure and maintainability

Answer

Updating documentation to reflect software changes

Answer

Applying security patches to address software vulnerabilities

Answer

Introducing new features to expand software functionality

Question 11

Which of the following is a **disadvantage** of software maintenance?

Accepted Answer

Increased software complexity

Answer

Improved software quality

Answer

Reduced software costs

Answer

Improved software performance

Question 12

In software maintenance, which of the following is a potential downside rather than a direct advantage?

Accepted Answer

Increased software complexity

Answer

Improved software quality

Answer

Reduced software costs

Answer

Increased software reliability

Question 13

What is a primary challenge encountered during Software Evolution?

Accepted Answer

Growing software complexity

Answer

Diminished software performance

Answer

Removal of legacy code

Answer

Enhanced software security

Question 14

Software maintenance is generally beneficial, but which of these is NOT a common advantage?

Accepted Answer

Increased complexity

Answer

Reduced costs

Answer

Greater adaptability

Answer

Enhanced security

Question 15

Software maintenance is a crucial aspect of software engineering. Which of the following statements best describes its purpose?

Accepted Answer

A continuous process that ensures the reliability and security of software systems throughout their lifetime

Answer

A one-time activity performed after software development to ensure reliability and security

Answer

A simple and straightforward task that can be completed quickly and effortlessly

Answer

A process focused primarily on enhancing features and functionality to meet evolving user needs

Question 16

Which of the following is NOT a primary type of software evolution?

Accepted Answer

Renovative evolution

Answer

Adaptive evolution

Answer

Perfective evolution

Answer

Corrective evolution

Question 17

Which of the following is a potential drawback of regular software maintenance activities?

Accepted Answer

Increased software complexity and technical debt

Answer

Improved software quality and reliability

Answer

Lower software maintenance costs in the long run

Answer

Enhanced software functionality and adaptability

Question 18

Which of the following is a primary advantage of software refactoring?

Accepted Answer

Enhances code efficiency and maintainability

Answer

Always simplifies the overall software structure

Answer

Completely removes bugs from the software

Question 19

What is the main objective of software reengineering?

Accepted Answer

To make significant structural or architectural changes to improve efficiency or performance

Answer

To make minor adjustments to fix bugs or enhance performance

Answer

To rewrite the software entirely using a different programming language or architecture

Question 20

Which of the following activities is not a recognized type of software maintenance?

Accepted Answer

Updating hardware to improve performance

Answer

Fixing software defects

Answer

Modifying software to meet changing requirements

Answer

Improving the functionality of software

Question 21

Which of the following is a potential drawback of regular software maintenance?

Accepted Answer

Increased software development costs and timelines

Answer

Improved software reliability and stability

Answer

Enhanced software security and compliance

Answer

Reduced software complexity and maintainability

Question 22

Which of the following is a disadvantage of software maintenance?

Accepted Answer

Increased software complexity

Answer

Improved software quality

Answer

Reduced software costs

Question 23

Which of these is NOT a typical benefit of software maintenance?

Accepted Answer

Decreased software performance

Answer

Fewer software defects

Answer

Enhanced software functionality

Answer

Extended software lifespan

Question 24

Which of the following is NOT an advantage of software maintenance?

Accepted Answer

Increased software complexity and technical debt

Answer

Reduced software defects and errors

Answer

Improved software performance and efficiency

Answer

Enhanced user satisfaction and adoption

Question 25

Which of the following is a potential challenge associated with software maintenance?

Accepted Answer

Increased software complexity

Answer

Improved software quality

Answer

Reduced software defects

Question 26

In software engineering, what is a key benefit of reverse engineering, especially when working with legacy systems?

Accepted Answer

Reverse engineering offers a structured way to gain knowledge and insights from existing software systems, even when original design documentation is missing.

Answer

Reverse engineering's main goal is to create a new software system using a different programming language.

Answer

Reverse engineering is primarily used to find and remove duplicate or unnecessary code components.

Answer

Reverse engineering's main purpose is to test the reliability and performance of newly developed software versions.

Question 27

In software maintenance, legacy systems present distinct challenges primarily due to their:

Accepted Answer

Scarcity of skilled developers and specialized knowledge

Answer

Well-documented and structured code

Answer

Use of contemporary programming languages and frameworks

Answer

Alignment with current technologies and standards

Question 28

Which technique involves modifying a software system's source code in a structured way to maintain its integrity and consistency?

Accepted Answer

Software refactoring

Answer

Software evolution

Answer

Software debugging

Question 29

In software engineering, which advantage of software evolution directly contributes to the increased usefulness of a software system?

Accepted Answer

Enhanced user experience and functionality

Answer

Growing software complexity

Answer

Lower maintenance expenses

Answer

Simplified software design

Question 30

In software maintenance, what is the main objective of software refactoring?

Accepted Answer

Enhance the software's readability, maintainability, and extensibility

Answer

Add new functionalities to the software

Answer

Reduce the software's memory usage and resource consumption

Question 31

In software maintenance and evolution, what's a key goal of software configuration management?

Accepted Answer

Coordinating changes to software components

Answer

Finding and removing duplicate code

Answer

Automating software update deployment

Question 32

Which of the following is **not** a primary type of software evolution?

Accepted Answer

Preventive

Answer

Corrective

Answer

Adaptive

Answer

Perfective

Question 33

What is the primary goal of software maintenance and evolution?

Accepted Answer

Ensure software systems remain operational, reliable, and aligned with evolving requirements and technologies.

Answer

Enhance software systems' speed and efficiency.

Answer

Minimize software development expenses.

Answer

Fulfill legal and regulatory obligations.

Question 34

What is the **primary** purpose of software maintenance?

Accepted Answer

To resolve software defects and enhance software quality

Answer

To introduce new features and functionalities to a software system

Answer

To optimize the performance of a software system

Question 35

What is the primary goal of software reengineering, and how does it differ from routine software maintenance tasks?

Accepted Answer

Substantially improve maintainability, extensibility, and reusability.

Answer

Enhance performance and reliability through minor code modifications.

Answer

Modify architecture without changing functionality.

Answer

Rewrite the entire software system from scratch.

Question 36

In software maintenance and evolution, how do ethical principles influence decision-making and practices?

Accepted Answer

Ethical principles guide responsible and sustainable software maintenance and evolution.

Answer

Ethical principles have no bearing on software maintenance and evolution.

Answer

Ethical principles only apply to the initial development of software systems, not to their maintenance and evolution.

Answer

Ethical principles are subjective and cannot guide decision-making in software maintenance and evolution.

Question 37

How are AI and machine learning techniques transforming software maintenance and evolution?

Accepted Answer

Increased automation of maintenance tasks

Accepted Answer

Enhanced predictive maintenance

Accepted Answer

Improved software quality

Answer

Elimination of the need for software engineers

Question 38

What is software maintainability and why is it crucial for software maintenance and evolution?

Accepted Answer

Software maintainability refers to the ease of modifying a software system to meet changing needs, fix defects, or enhance performance.

Answer

Software maintainability focuses solely on fixing defects in software systems.

Answer

Software maintainability is irrelevant to the evolution of software systems.

Question 39

What is the primary goal of software reengineering?

Accepted Answer

To redesign and restructure legacy systems for improved maintainability and extensibility

Answer

To fix defects and enhance software quality

Answer

To update existing software systems with new features and functionalities

Answer

To optimize software performance and minimize resource consumption

Question 40

What is the key difference between preventive and corrective software maintenance approaches?

Accepted Answer

Preventive maintenance aims to prevent defects, while corrective maintenance aims to fix them.

Answer

Preventive maintenance costs more than corrective maintenance.

Answer

Corrective maintenance is more effective than preventive maintenance.

Question 41

In open-source software maintenance, which challenge is faced by project maintainers due to the collaborative nature of the projects?

Accepted Answer

Difficulty coordinating contributions from multiple developers

Answer

Lack of clear project direction

Answer

Absence of funding for maintenance and evolution

Answer

Limited availability of testing and documentation

Question 42

How do DevOps principles and continuous delivery practices enhance the efficiency and effectiveness of software maintenance and evolution?

Accepted Answer

Foster collaboration and communication between development and operations teams

Accepted Answer

Enable faster release cycles for software updates

Accepted Answer

Improve software quality and reduce defects

Answer

Eliminate the need for dedicated maintenance and evolution teams

Question 43

Which option is NOT a type of software maintenance?

Accepted Answer

Evolutionary maintenance

Answer

Corrective maintenance

Answer

Adaptive maintenance

Answer

Perfective maintenance

Question 44

What is the primary purpose of a bug tracking system?

Accepted Answer

To track and manage software defects

Answer

To automate software testing

Answer

To generate software documentation

Answer

To version control software code

Question 45

What is the main objective of refactoring software code?

Accepted Answer

To improve code readability and maintainability

Answer

To fix software defects

Answer

To add new features to a software system

Answer

To optimize software performance

Question 46

Which of the following is a tool used for managing software configurations?

Accepted Answer

Git

Answer

Jira

Answer

Eclipse

Answer

Visual Studio

Question 47

What is the role of regression testing in the software maintenance process?

Accepted Answer

To ensure that new changes do not disrupt existing functionality

Answer

To identify and fix software defects

Answer

To improve software performance

Answer

To generate software documentation

Question 48

What is the primary goal of software modernization?

Accepted Answer

To update legacy software systems to modern technologies

Answer

To fix software defects

Answer

To add new features to a software system

Answer

To improve software performance

Question 49

When maintaining and evolving software, what is a core ethical responsibility for software engineers?

Accepted Answer

Protecting user data confidentiality, integrity, and availability.

Answer

Focusing on new features rather than fixing existing problems.

Answer

Releasing updates frequently without thorough testing.

Answer

Ignoring user feedback about software issues.

Question 50

What is the primary goal of software maintenance, and how does it contribute to improving the quality and reliability of software systems?

Accepted Answer

Adapting software to changing requirements while ensuring its continuous operation and reliability.

Answer

Fixing bugs and enhancing performance.

Answer

Reducing the cost of software development.

Answer

Meeting the demands of users.

Question 51

What's the main purpose of regression testing?

Accepted Answer

Find new bugs caused by software changes

Answer

Check the whole software for errors

Answer

Make the software run faster and better

Question 52

What is the primary goal of corrective maintenance?

Accepted Answer

To resolve defects in the software

Answer

To improve the performance of the software

Answer

To implement new features into the software

Answer

To prevent future defects from happening

Question 53

Which of the following techniques is used to identify software defects?

Accepted Answer

Unit testing

Answer

Integration testing

Answer

System testing

Answer

Acceptance testing

Question 54

What is the purpose of regression testing?

Accepted Answer

To ensure that changes in software functionality do not cause new defects.

Answer

To make sure the software matches its requirements.

Answer

To find potential security vulnerabilities.

Answer

To test the performance of the software.

Question 55

Which of the following is NOT a common type of software maintenance activity?

Accepted Answer

Developmental maintenance

Answer

Corrective maintenance

Answer

Adaptive maintenance

Answer

Perfective maintenance

Question 56

What is the primary purpose of a software maintenance plan?

Accepted Answer

To define the process, activities, and resources required to maintain a software system.

Answer

To document the software architecture and design.

Answer

To identify the stakeholders involved in software maintenance.

Answer

To estimate the cost and effort of software maintenance.

Question 57

Which of the following techniques is used to analyze the impact of software changes on existing functionality?

Accepted Answer

Impact analysis

Answer

Regression testing

Answer

Code review

Answer

Unit testing

Question 58

What is the primary objective of refactoring during software maintenance?

Accepted Answer

To improve code quality and maintainability without changing the software's functionality.

Answer

To add new features to a software system.

Answer

To fix bugs in a software system.

Answer

To optimize the performance of a software system.

Question 59

What is the key difference between corrective maintenance and preventive maintenance?

Accepted Answer

Corrective maintenance fixes existing defects, while preventive maintenance aims to prevent defects from occurring.

Answer

Preventive maintenance fixes existing defects, while corrective maintenance aims to prevent defects from occurring.

Answer

Corrective maintenance is more important than preventive maintenance.

Answer

Preventive maintenance is more effective than corrective maintenance.

Question 60

What is the primary objective of software maintenance?

Accepted Answer

To preserve the operational and reliable state of software systems.

Answer

To implement new functionalities in software systems.

Answer

To enhance the performance of software systems.

Answer

To minimize software development expenditure.

Question 61

What is a primary benefit of refactoring?

Accepted Answer

Improved readability and maintainability of code.

Answer

Increased software performance.

Answer

Reduced need for testing.

Question 62

Which principle is central to evolutionary software development?

Accepted Answer

Frequent, incremental releases.

Answer

Rigorous testing.

Answer

Detailed design specifications.

Answer

Comprehensive documentation.

Question 63

What is a potential risk associated with big-bang software releases?

Accepted Answer

High probability of critical failure.

Answer

Faster time-to-market.

Answer

Reduced development costs.

Answer

Enhanced user feedback.

Question 64

Which metric is used to measure the maintainability of software?

Accepted Answer

Cyclomatic complexity.

Answer

Lines of code.

Answer

User satisfaction.

Answer

Test coverage.