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What is ‘refactoring’ in the context of software engineering?
A. Rewriting the software from scratch
B. Improving the internal structure of existing code without changing its external behavior
C. Adding new features to the software
D. Removing outdated features from the software
Answer: Improving the internal structure of existing code without changing its external behavior
What is the purpose of unit testing in software development?
A. To test the overall functionality of the software
B. To test individual components or modules for correctness
C. To evaluate the performance of the software
D. To ensure the software meets user requirements
Answer: To test individual components or modules for correctness
What is the main advantage of using version control systems like Git?
A. Improves code quality
B. Tracks changes and manages code versions
C. Increases code execution speed
D. Simplifies debugging
Answer: Tracks changes and manages code versions
Which document outlines the detailed requirements of a software system?
A. System Design Document
B. Requirements Specification Document
C. User Manual
D. Test Plan
Answer: Requirements Specification Document
In Agile methodology, what is the primary focus of a Scrum Master?
A. Writing code
B. Managing the project budget
C. Facilitating the Scrum process
D. Designing the software architecture
Answer: Facilitating the Scrum process
Which SDLC model is characterized by iterative development and regular feedback from users?
A. Waterfall
B. Spiral
C. V-Model
D. Incremental
Answer: Spiral
What is the main purpose of the Software Development Life Cycle (SDLC)?
A. To enhance code readability
B. To reduce development costs
C. To provide a structured approach to software development
D. To optimize database performance
Answer: To provide a structured approach to software development