21. What is the purpose of the lazy method in Ruby enumerators? A. Converts an enumerator into a hash B. Converts an enumerator into an array C. Delays the execution of operations on an enumerator until they are needed D. Executes operations on an enumerator immediately 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
22. What does the slice_before method do in Ruby enumerators? A. Slices a collection based on a given condition B. Removes elements from a collection before a given condition C. Removes elements from a collection after a given condition D. Splits a collection into slices before elements that satisfy a given condition 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
23. What does the one? method do in Ruby enumerators? A. Checks if exactly one element satisfies a given condition B. Checks if all elements satisfy a given condition C. Checks if any element satisfies a given condition D. Checks if no elements satisfy a given condition 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
24. What is the purpose of the each_cons method in Ruby enumerators? A. Sorts elements in a collection B. Applies a block of code to each element and returns a new collection C. Iterates over each element in a collection D. Iterates over each consecutive sequence of a given size in a collection 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
25. What is the purpose of the cycle method in Ruby enumerators? A. Repeatedly applies a block of code to each element B. Splits a collection into slices before elements that satisfy a given condition C. Iterates over each element in a collection indefinitely D. Checks if any element satisfies a given condition 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
26. Which method is used to check if all elements in a collection satisfy a condition in Ruby enumerators? A. any? B. all? C. one? D. any? 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
27. What does the take_while method do in Ruby enumerators? A. Repeatedly applies a block of code to each element B. Checks if any element satisfies a given condition C. Takes elements from a collection until a given condition is met D. Iterates over each element in a collection and applies a block of code to accumulate a value 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
28. What is the purpose of the with_index method in Ruby enumerators? A. Splits a collection into slices before elements that satisfy a given condition B. Repeats the execution of a block of code for each element in a collection C. Checks if any element satisfies a given condition D. Iterates over each element in a collection along with its index 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
29. What does the each_slice method do in Ruby enumerators? A. Iterates over each consecutive sequence of a given size in a collection B. Splits a collection into slices before elements that satisfy a given condition C. Iterates over each element in a collection along with its index D. Checks if any element satisfies a given condition 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
30. What does the grep_v method do in Ruby enumerators? A. Splits a collection into slices before elements that satisfy a given condition B. Iterates over each element in a collection indefinitely C. Combines elements from multiple collections into arrays D. Filters elements in a collection based on a regular expression, excluding matches 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