單選或多選: a. {a, c, h, i, k} is a subset of V(G2) b. {d, f, b, c, h, g} is a subset of V(G2) c. G2 is a connected graph Od. In_Degree of g is 4 Oe. c is adjacency to g Of. h is adjacency from b Og. Out Degree of d is 3

單選或多選: a. {a, c, h, i, k} is a subset of V(G2) b. {d, f, b, c, h, g} is a subset of V(G2) c. G2 is a connected graph Od. In_Degree of g is 4 Oe. c is adjacency to g Of. h is adjacency from b Og. Out Degree of d is 3

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Concept explainers

Minimum Spanning Tree

A spanning tree is a sub-graph of a connected, undirected graph. It has all the vertices of a graph with the minimum possible number of edges. If a vertex is skipped, then it will not be a spanning tree. The edges of a spanning tree may or may not have weights.

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