Please answer 2b in the image provided. 2. Consider the following role hierarchy, where R1,R2,R3,R4,R5 are the roles, andpl,p2,p3,p4,p5,p6,p7,p8 are the privileges assigned to the roles by which they are listed.inheritanc p5.p6R2R1pl.p3 R4p7p8R3a. What are all the privileges available for R3?p4R5pl.p2b. If a user, cleared for R4, wants to start a new session to use privileges p4 and p8 only, at whatroles (may be multiple roles) should s/he activate during the session to limit the number ofunneeded privileges? Why?

You asked for second part of this question so it is solved below.

b. If a user, cleared for R4, wants to start a new session to use privileges p4 and p8 only, at what roles (may be multiple roles) should s/he activate during the session to limit the number of unneeded privileges? Why?

b. If a user, cleared for R4, wants to start a new session to use privileges p4 and p8 only, at what roles (may be multiple roles) should s/he activate during the session to limit the number of unneeded privileges? Why?

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

Recovery and Performance of Network

A network is a group of peripherals, computers, servers, network devices, mainframes, and other devices that are connected to allow electronic communication, and data and resource sharing. The computer network connects the devices either by using cables or wireless fidelity to transmit, share, or exchange both resources and data.

Question

Please answer 2b in the image provided.

2. Consider the following role hierarchy, where R1,R2,R3,R4,R5 are the roles, and
pl,p2,p3,p4,p5,p6,p7,p8 are the privileges assigned to the roles by which they are listed.
inheritanc p5.p6
R2
R1
pl.p3 R4
p7p8
R3
a. What are all the privileges available for R3?
p4
R5
pl.p2
b. If a user, cleared for R4, wants to start a new session to use privileges p4 and p8 only, at what
roles (may be multiple roles) should s/he activate during the session to limit the number of
unneeded privileges? Why?

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