SOLUTIONS MANUAL CRYPTOGRAPHY AND NETWORK SECURITY PRINCIPLES AND PRACTICE FOURTH EDITION WILLIAM STALLINGS Copyright 2006: William Stallings -2- © 2006 by William Stallings All rights reserved. No part of this document may be reproduced‚ in any form or by any means‚ or posted on the Internet‚ without permission in writing from the author. -3- NOTICE This manual contains solutions to all of the review questions and homework problems in Cryptography and Network Security‚
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and Linux/UNIX operating systems perform in terms of cost and market share. This paper will compare and contrast the two operating systems in the file processing‚ programming capabilities‚ user interface‚ and application software availability. The differences between the Windows XP and Linux/UNIX will be outlined‚ comparing and contrasting the two operating systems. The team will draw our conclusions from examination of a sample case where a decision is required between a Windows or Linux/UNIX
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SOLUTIONS TO PROBLEM SET A PROBLEM SET A 2.1 (b) Service Revenue $19‚000 Expenses: Salaries Expense $1‚200 Rent Expense 400 Advertising Expense 1‚300 2‚900 Profit $16‚100 OR Increase in Retained Earnings ($15‚700 - $0) $15‚700 Add: Dividends 400 Profit $16‚100 PROBLEM SET A 2.2 (a) Bell Consulting Pty Ltd Assets Liabilities Equity Date Cash + Accounts Receivable + Supplies + Office Equipment
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UNIX‚ Linux‚ and Windows Server Critique UNIX‚ Linux‚ and Windows Server Critique Administration Windows Server Advantages There are many administration advantages for Windows Servers. One aspect is domain operations which are an important resource available on the network through Window Server. Making Window Server a domain controller adds security and the ability to add local and group policies to the network (Garza‚ 2010). If Window Server is not promoted to the status
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University of Phoenix Material Unix® and Linux® Comparison Matrix Directions: Choose three different versions of the UNIX® or Linux® operating systems to compare in the following matrix. Insert the three chosen versions and fill out the columns based on the components on the left-hand side of the matrix. |Components |Red Hat Enterprise Linux |SUSE Linux |Debian GNU/Linux | |Role of shell |Uses a Bash command
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University of Phoenix Material Unix® and Linux® Comparison Matrix Directions: Choose three different versions of the UNIX® or Linux® operating systems to compare in the following matrix. Insert the three chosen versions and fill out the columns based on the components on the left-hand side of the matrix. Components | Solaris 9 | Redhat Linux | NetBSD | Role of shell | Bourne Shell is the default. Reads commands inputted into the system. | The default shell is bash. The shell allows
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Binary Search Trees basic implementations randomized BSTs deletion in BSTs References: Algorithms in Java‚ Chapter 12 Intro to Programming‚ Section 4.4 http://www.cs.princeton.edu/introalgsds/43bst 1 Elementary implementations: summary implementation worst case search insert N N N N average case search N/2 lg N N/2 N/2 insert N/2 N/2 N N/2 ordered iteration? no yes no yes operations on keys equals() compareTo() equals() compareTo() unordered array ordered array unordered
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CHAPTER 2 AN INTRODUCTION TO COST TERMS AND PURPOSES 2-20 (15–20 min.) Classification of costs‚ manufacturing sector. Cost object: Type of car assembled (Corolla or Geo Prism) Cost variability: With respect to changes in the number of cars assembled There may be some debate over classifications of individual items‚ especially with regard to cost variability. |Cost Item |D or I |V or F | |A
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Chapter 2 Auditing IT Governance Controls Review Questions 1. What is IT governance? Response: IT governance is a relatively new subset of corporate governance that focuses on the management and assessment of strategic IT resources. 2. What are the objectives of IT governance? Response: The key objectives of IT governance are to reduce risk and ensure that investments in IT resources add value to the corporation. 3. What is distributed data processing? Response: Distributed
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Exercise 2-1 (10 minutes) 1. The wages of employees who build the sailboats: direct labor cost. 2. The cost of advertising in the local newspapers: marketing and selling cost. 3. The cost of an aluminum mast installed in a sailboat: direct materials cost. 4. The wages of the assembly shop’s supervisor: manufacturing overhead cost. 5. Rent on the boathouse: a combination of manufacturing overhead‚ administrative‚ and marketing and selling cost. The rent would most likely be prorated
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