Q. A …………… is an acyclic digraph, which has only one node with indegree 0, and other nodes have in-degree 1.

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Q. In a graph if e=[u, v], Then u and v are called

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Q. A connected graph T without any cycles is called

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Q. In a graph if e=(u, v) means

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Q. If every node u in G is adjacent to every other node v in G, A graph is said to be

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Q. Other name for directed graph is ..........

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Q. Graph G is .............. if for any pair u, v of nodes in G there is a path from u to v or path from v to u.

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Q. A connected graph T without any cycles is called ........

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Q. In a graph if E=(u,v) means ......

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Q. Let G = (V, E) be any connected undirected edge-weighted graph. The weights of the edges in E are positive any distinct. Consider the following statements:
I. Minimum Spanning Tree of G is always unique.
II. Shortest path between any two vertices of G is always unique.
Which of the above statements is/are necessarily true?

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Q. Let A be an adjacency matrix of a graph G. The ij th entry in the matrix Ak , gives

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Q. For an undirected graph with n vertices and e edges, the sum of the degree of each vertex is equal to

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Q. An undirected graph G with n vertices and e edges is represented by adjacency list. What is the time required to generate all the connected components?

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Q. A graph with n vertices will definitely have a parallel edge or self loop if the total number of edges are

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Q. The maximum degree of any vertex in a simple graph with n vertices is

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Q. The data structure required for Breadth First Traversal on a graph is

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Q. In Breadth First Search of Graph, which of the following data structure is used?

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Q. For an undirected graph G with n vertices and e edges, the sum of the degrees of each vertex is

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Q. A complete graph can have ...............

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Q. Graph traversal is different from a tree traversal, because:

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