21. What does the principle of DRY stand for in Ruby programming? A. Designated Ruby Yields B. Data Representation Yielding C. Duplicate Resource Yielding D. Don't Repeat Yourself Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
22. Which Ruby tool is commonly used for formatting code according to community style guides? A. RuboCop B. RSpec C. Pry D. Guard Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
23. What is the purpose of using descriptive variable and method names in Ruby code? A. Ensure code security B. Improve code performance C. Reduce code size and complexity D. Enhance code readability and maintainability Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
24. Which Ruby convention is commonly used for naming constants? A. lower_snake_case B. camelCase C. UPPER_SNAKE_CASE D. PascalCase Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
25. What is the purpose of the Single Responsibility Principle (SRP) in Ruby programming? A. Each module should be responsible for only one feature B. Each class should have only one reason to change C. Each file should contain only one class D. Each module should be responsible for only one feature Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
26. Which Ruby convention is commonly used for naming classes and modules? A. UPPER_SNAKE_CASE B. lower_snake_case C. PascalCase D. camelCase Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
27. What does the principle of YAGNI stand for in Ruby programming? A. You Aren't Going Near Iterators B. Yielded Attributes Give Natural Iteration C. Yielding Additional Great Numerical Intelligence D. You Ain't Gonna Need It Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
28. What is the purpose of writing self-explanatory comments in Ruby code? A. Reduce the need for code documentation B. Document the entire codebase C. Clarify the intent of the code D. Provide implementation details Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
29. Which Ruby convention is commonly used for naming variables and method parameters? A. camelCase B. UPPER_SNAKE_CASE C. PascalCase D. snake_case Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
30. What is the purpose of the KISS principle in Ruby programming? A. Keep It Simple, Stupid B. Keep Iterating on Single Statements C. Key Ideas to Solve Simplicity D. Key Indications of Software Solutions Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
