Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Consider the rationale behind the "sudo" command. Why is it recommended that you do not log in using the root account?
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- Create a fictitious situation for the management of logins. Choose a few different methods for proving your identity. Are passwords becoming extinct like the dodo bird?arrow_forwardDiscuss the purpose of granting “sudo” access. Why is it a good idea not to log in as a root user?arrow_forwardGiven the following Truth Table: Inputs A Outputs B Y 00 01 10 11 1. Construct a K-Map on Scrap Paper 2. Perform Grouping on Scrap Paper 3. Give the SIMPLEST Boolean Expression for x in the answer box below. Y= X X 1 1 4. Give sum of minterms and sum of don't cares. Σm( )+ Σd( Should you have an empty set please answer with N/Aarrow_forward
- Provide a fictional login administration scenario. List any authentication methods you've encountered. Do you think passwords will disappear?arrow_forwardCreate a fictitious situation for the management of logins. Choose a few different methods for proving your identity. Are passwords becoming extinct like the dodo bird?arrow_forwardHIJACKED SESSIONS Are sessions really secure? Are there any risks involved? What are the pros and cons of using sessions? Are there any other ways of accomplishing the same thing?arrow_forward
- When you say, "the goals of authentication," what do you mean exactly? Examine the benefits and drawbacks of each option before settling on a choice.arrow_forwardWhat commands could I use to save the key and also copy it to the authorized_keys folder? Thank you!arrow_forwardCreate a fictitious situation for the management of logins. Choose a few different methods for proving your identity. Are passwords becoming extinct like the dodo bird?arrow_forward
- Find out which passwords need fixing and how to do it.arrow_forwardDescribe a possible situation involving the handling of logins. Create a list with as many distinct authentication methods as you can possibly conceive of. Do you think that passwords will become outdated in the near future?arrow_forwardWhat does the Ncrack tool do? What is the purpose of the grep command?arrow_forward
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