The correct statements are: Let R = {(1,2), (2,3), (3,4)}. {(1, 2), (2, 3), (3, 4), (1, 3), (1, 4), (2, 4), (4,4)} is the transitive closure of R. Let R = {(1,2), (2,3), (3,4)}. {(1, 2), (2, 3), (3, 4), (1, 1), (2, 2), (3, 3), (4,4)} is the reflexive closure of R. Let R = {(1,2), (2,3), (3,4)}. {(1, 2), (2, 3), (3, 4), (2, 1), (3, 2), (4, 3), (4,4)) is the symmetric closure of R.

The correct statements are: Let R = {(1,2), (2,3), (3,4)}. {(1, 2), (2, 3), (3, 4), (1, 3), (1, 4), (2, 4), (4,4)} is the transitive closure of R. Let R = {(1,2), (2,3), (3,4)}. {(1, 2), (2, 3), (3, 4), (1, 1), (2, 2), (3, 3), (4,4)} is the reflexive closure of R. Let R = {(1,2), (2,3), (3,4)}. {(1, 2), (2, 3), (3, 4), (2, 1), (3, 2), (4, 3), (4,4)) is the symmetric closure of R.

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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