Q.10 A graph is a collection of.....? A. Row and columns B. Vertices and edges C. Equations D. None of these Answer: Q.11 A minimal spanning tree of a graph G is....? A. A spanning sub graph B. A tree C. Minimum weights D. All of above Answer: Q.12 The operation of processing each element in the list is known as: A. Sorting B. Traversal C.Merging D. Inserting Answer: Section-B (Total-12 Marks}