Master Software Maintenance: Enhance, Refactor, and Debug with Confidence

Question 1

Which of the following is NOT a primary objective of software maintenance?

Accepted Answer

Adding new features to the software

Answer

Fixing errors in the software

Answer

Improving the efficiency of the software

Answer

Preventing future errors from occurring

Question 2

Which activity does NOT fall within the scope of software maintenance?

Accepted Answer

Rewriting the software from scratch

Answer

Fixing software defects

Answer

Enhancing software functionality

Answer

Updating software documentation

Question 3

Which type of software maintenance involves adapting the software to meet changing business needs?

Accepted Answer

Adaptive maintenance

Answer

Corrective maintenance

Answer

Perfective maintenance

Answer

Preventive maintenance

Question 4

What is the primary purpose of a software maintenance plan?

Accepted Answer

To outline the tasks, resources, andスケジュール for software maintenance activities

Answer

To specify the maintenance tools and techniques to be used

Answer

To document the maintenance history of the software

Answer

To assess the costs and benefits of maintenance activities

Question 5

What is the primary objective of refactoring?

Accepted Answer

To improve the internal structure and design of code without altering its behavior

Answer

To fix bugs in the software

Answer

To add new features to the software

Answer

To update the software to a newer version

Question 6

What is the purpose of corrective software maintenance?

Accepted Answer

To fix software defects

Answer

To modify software to meet new requirements

Answer

To make software more maintainable

Answer

To update software to new technological standards

Question 7

Which type of maintenance activity focuses on improving software design and structure?

Accepted Answer

Perfective maintenance

Answer

Corrective maintenance

Answer

Adaptive maintenance

Answer

Preventive maintenance

Question 8

The main purpose of refactoring in software maintenance is to:

Accepted Answer

Enhance the readability and maintainability of code

Answer

Reduce the complexity and size of code

Answer

Introduce new features and functionality

Answer

Fix bugs and errors in code

Question 9

Which of the following is a common metric used to measure software maintainability?

Accepted Answer

Maintainability index

Answer

Cyclomatic complexity

Answer

Lines of code

Answer

Code coverage

Question 10

Among the primary goals of software maintenance, which one takes precedence?

Accepted Answer

Fixing bugs and enhancing software functionality

Answer

Lowering the cost of software creation

Answer

Improving software security

Answer

Improving software performance

Question 11

Which type of maintenance alters a software's design or implementation substantially?

Accepted Answer

Adaptive maintenance

Answer

Corrective maintenance

Answer

Preventive maintenance

Answer

Perfective maintenance

Question 12

Which metric is frequently employed to gauge the effort required for software maintenance?

Accepted Answer

Time invested in maintenance activities

Answer

Total maintenance requests

Answer

Number of defects resolved

Answer

Software's physical size

Question 13

What primary benefit does a configuration management tool offer in software maintenance?

Accepted Answer

Tracking of changes and version control

Answer

Centralized storage for software artifacts

Answer

Automatic software updates

Answer

Enhanced collaboration among maintenance engineers

Question 14

What is the primary objective of software maintenance?

Accepted Answer

To rectify software defects and enhance its functionality

Answer

To overhaul and redesign the software's architecture

Answer

To document and record software requirements

Answer

To introduce novel features to the software

Question 15

What is the purpose of refactoring in the context of software maintenance?

Accepted Answer

To improve code clarity, readability, and ease of maintenance

Answer

To implement additional features within the software

Answer

To rectify existing bugs in the software

Answer

To optimize software performance

Question 16

Which of the following is a widely employed technique for bug fixing?

Accepted Answer

Debugging and thorough testing

Answer

Code analysis and refactoring

Answer

Software re-engineering

Answer

Performance optimization

Question 17

Identify the fundamental distinction between corrective maintenance and adaptive maintenance.

Accepted Answer

Corrective maintenance addresses defects, while adaptive maintenance adapts software to evolving requirements.

Answer

Adaptive maintenance addresses defects, while corrective maintenance adapts software to evolving requirements.

Answer

Both maintenance types focus on rectifying defects.

Answer

Both maintenance types involve adapting software to evolving requirements.

Question 18

Which of the following is NOT a primary goal of software maintenance?

Accepted Answer

Developing new software applications

Answer

Fixing software defects

Answer

Improving software performance

Answer

Enhancing software security

Question 19

Which type of maintenance involves making changes to improve the internal structure of a software system without altering its functionality?

Accepted Answer

Perfective maintenance

Answer

Corrective maintenance

Answer

Adaptive maintenance

Answer

Preventive maintenance

Question 20

What is the primary purpose of unit testing in software maintenance?

Accepted Answer

To verify the correct behavior of individual software units

Answer

To identify potential software defects

Answer

To measure the overall performance of the software system

Answer

To ensure that the software meets its requirements

Question 21

What is the main focus of preventive maintenance in software engineering?

Accepted Answer

Preventing potential software defects

Answer

Fixing existing software defects

Answer

Improving software performance

Answer

Enhancing software functionality

Question 22

In software maintenance, what ethical priority takes precedence?

Accepted Answer

Minimizing user disruptions

Answer

Strict adherence to coding conventions

Answer

Prioritizing new features over bug fixes

Question 23

What are the key goals of software maintenance?

Accepted Answer

Fixing software bugs

Accepted Answer

Updating software to meet changing needs

Answer

Swapping out old software for new software

Answer

Making software run faster

Question 24

What is a primary objective of software maintenance?

Accepted Answer

Ensuring the software's value is maintained and enhanced.

Answer

Minimizing the expenses associated with the software.

Answer

Adding new capabilities to the software.

Answer

Optimizing the efficiency of the software.

Question 25

When engaging in software refactoring, the primary focus is on:

Accepted Answer

Enhancing the structure and design of the code without altering its functionality.

Answer

Implementing new functionalities to the code.

Answer

Resolving bugs within the code.

Question 26

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

Accepted Answer

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

Answer

Corrective maintenance is more expensive than preventive maintenance.

Answer

Preventive maintenance is less important than corrective maintenance.

Question 27

Which of the following is a fundamental principle of agile software maintenance?

Accepted Answer

Continuous integration and continuous delivery (CI/CD).

Answer

Long-term planning and extensive documentation.

Answer

Formal release processes and thorough testing.

Question 28

What is the primary purpose of a maintenance backlog in software maintenance?

Accepted Answer

To prioritize and track tasks related to software maintenance effectively.

Answer

To document and catalog software defects.

Answer

To plan and schedule software releases.

Question 29

What is the main goal of software maintenance?

Accepted Answer

To preserve the functionality and performance of a software system

Answer

To develop new software features

Answer

To test and debug software

Question 30

What is the term for updating code to improve its structure and organization while maintaining its functionality?

Accepted Answer

Refactoring

Answer

Reengineering

Answer

Debugging

Answer

Testing

Question 31

What is a key advantage of using a version control system in software maintenance?

Accepted Answer

To track and manage changes to the software codebase

Answer

To authorize code modification

Answer

To eliminate the need for manual documentation

Answer

To prevent software complexity

Question 32

What is the main objective of corrective maintenance?

Accepted Answer

To fix bugs and resolve errors in the software

Answer

To make enhancements for improved performance

Answer

To add new features and functionality

Answer

To adapt to changing environments

Question 33

Which of the following metrics is commonly used to measure the ease of maintaining software?

Accepted Answer

Maintainability index

Answer

User satisfaction

Answer

Memory usage

Answer

Response time

Question 34

What is the purpose of a Software Maintenance Plan?

Accepted Answer

To define processes, roles, and responsibilities for maintaining a software system

Answer

To provide a plan for future software enhancements

Answer

To guide software development activities

Question 35

What is the preferred architectural approach for maintaining large and complex software systems?

Accepted Answer

Modular design

Answer

Monolithic design

Answer

Object-oriented design

Answer

Agile development

Question 36

What is the primary goal of adaptive maintenance?

Accepted Answer

To modify software to accommodate changes in its operating environment

Answer

To fix defects and errors

Answer

To enhance software performance and usability

Question 37

The primary goal of corrective software maintenance is to:

Accepted Answer

Fix software defects

Answer

Implement new features

Answer

Improve software performance

Answer

Refactor code

Question 38

Preventive software maintenance is primarily performed to:

Accepted Answer

Prevent software failures

Answer

Add new functionality

Answer

Improve software usability

Answer

Fix existing defects

Question 39

A common technique used in perfective software maintenance is:

Accepted Answer

Code refactoring

Answer

Requirement gathering

Answer

Design modification

Answer

Defect patching

Question 40

The key benefit of using a risk-based approach to software maintenance is to:

Accepted Answer

Prioritize maintenance activities based on risk

Answer

Reduce the cost of maintenance

Answer

Increase the speed of maintenance

Answer

Improve the quality of maintenance

Question 41

When selecting a software maintenance tool, a key factor to consider is:

Accepted Answer

The software system's size and complexity

Answer

The tool's user interface

Answer

The vendor's reputation

Answer

The tool's cost

Question 42

A common metric used to measure software maintenance productivity is:

Accepted Answer

Number of defects fixed per hour

Answer

Number of lines of code added

Answer

Number of user requests processed

Answer

Number of software releases

Question 43

The main purpose of a software maintenance audit is to:

Accepted Answer

Evaluate software maintenance processes' effectiveness

Answer

Identify software defects

Answer

Improve software quality

Question 44

Which of the following is NOT a primary category of software maintenance activities?

Accepted Answer

Software Design

Answer

Enhancements

Answer

Bug fixing

Answer

Refactoring

Question 45

What is the main purpose of corrective maintenance?

Accepted Answer

Fixing defects and errors in the software

Answer

Improving the overall code structure

Answer

Adding new features and functionalities

Question 46

What is the primary function of a software maintenance plan?

Accepted Answer

To outline strategies and activities for ongoing software maintenance

Answer

To manage software releases and updates

Answer

To track and manage software defects

Question 47

What is the key difference between adaptive and perfective maintenance?

Accepted Answer

Adaptive maintenance adapts to changes in the software's environment, while perfective maintenance enhances the software's functionality or performance.

Answer

Adaptive maintenance is unplanned, while perfective maintenance is planned.

Question 48

What is the goal of preventive maintenance?

Accepted Answer

To proactively identify and fix potential software defects before they cause problems

Answer

To minimize the impact of software defects on users

Answer

To improve software performance and efficiency

Question 49

What is the primary reason for undertaking software maintenance?

Accepted Answer

To ensure the software continues to meet the evolving needs of its users

Answer

To make the software more efficient and faster

Answer

To improve the software's visual appearance and aesthetics

Question 50

Which of the following is NOT a primary goal of software maintenance?

Accepted Answer

Introducing entirely new features not originally planned.

Answer

Adapting the software to changing environments.

Answer

Fixing defects and bugs.

Answer

Improving performance and efficiency.

Question 51

A software developer fixes a bug that causes the application to crash under specific conditions. This is an example of:

Accepted Answer

Corrective maintenance.

Answer

Preventive maintenance.

Answer

Adaptive maintenance.

Answer

Perfective maintenance.

Question 52

Which maintenance model emphasizes proactive planning and regular updates to prevent major issues?

Accepted Answer

Preventive maintenance.

Answer

Corrective maintenance.

Answer

Adaptive maintenance.

Answer

Perfective maintenance.

Question 53

A software team is updating an application to support a new operating system. This is an example of:

Accepted Answer

Adaptive maintenance.

Answer

Perfective maintenance.

Answer

Preventive maintenance.

Answer

Corrective maintenance.

Question 54

Which of the following is NOT a factor that typically influences the cost of software maintenance?

Accepted Answer

The number of users of the software.

Answer

The availability of documentation.

Answer

The age of the software.

Answer

The complexity of the software.

Question 55

A software development team uses a system to track and manage bug reports, code changes, and release notes. This system is likely a:

Accepted Answer

Bug tracking system.

Answer

Code review tool.

Answer

Continuous integration and delivery system.

Answer

Version control system.

Question 56

Which software maintenance approach prioritizes identifying and fixing potential problems before they occur?

Accepted Answer

Preventive maintenance.

Answer

Corrective maintenance.

Answer

Perfective maintenance.

Answer

Adaptive maintenance.

Question 57

A software team is adding new features to an existing application. This is an example of:

Accepted Answer

Perfective maintenance.

Answer

Adaptive maintenance.

Answer

Corrective maintenance.

Answer

Preventive maintenance.