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Computer Regular Expressions Difficulty: Medium

Which Ruby module provides reflection capabilities for classes, modules, and objects? What will be the reaction when a catch clause has no conditionals ? What is the name given to the specialized storage element in the processor unit of a computer which is used as a "scratch pad" during processing operations? Consider the following code snippet, which implements the Shell sort algorithm. shellSort( int elements[], int num_elements , int incrmnts[], int num_incrmnts) { int incr, j, k, span, y; for(incr = 0; incr ;< num_incrmnts; incr++) { span = incrmnts[incr]; data-structure-questions-answers-shell-sort for( j = span; j < num_elements; j++) { k = j; y = elements[j]; while (________ ) { elements [ k] = elements[k - span]; k = k - span; } elements[k] = y; } } Which condition will correctly implement the while loop? Under what condition the number of inversions in an array are minimum?