Principles of Information Security (MindTap Course List)
Principles of Information Security (MindTap Course List)
6th Edition
ISBN: 9781337516938
Author: WHITMAN
Publisher: Cengage
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Chapter 7, Problem 2CEDQ
Program Plan Intro

Role of a system administrator:

  • The role of a system administrator is to manage the networks and computers of an organization.
  • System administrator is responsible for designing, implementing, installing and maintaining the networks and systems present in an organization.
  • The security of the entire systems is activated using the firewall, installation of anti-virus program and other that ensures cyber security.

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[5 marks] Give a recursive definition for the language anb2n where n = 1, 2, 3, ... over the alphabet Ó={a, b}. 2) [12 marks] Consider the following languages over the alphabet ƒ={a ,b}, (i) The language of all words that begin and end an a (ii) The language where every a in a word is immediately followed by at least one b. (a) Express each as a Regular Expression (b) Draw an FA for each language (c) For Language (i), draw a TG using at most 3 states (d) For Language (ii), construct a CFG.
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