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Question 1
a) Provide three advantages of using optical fiber. b) Distinguish between "Direct Sequence Modulation" and "Frequency Hopping" c) Decribe the purpose of using "Straight-Through" cable and "Cross-over" cable. d) Briefly explain the role of the "session and transport layer" of the OSI.
Question 2
a) The IP gives a number of core functions and associated procedures to carry out the several harmonizing functions. What are three main functions of IP, provide a brief description about each function. b) i) Describe what Network Address Translation (NAT) is? ii) Why is NAT used? c) Give three advantages and three disadvantages of NAT. d) Which TCP/IP utility will be used to evaluate the path taken by messages from workstation to a destination?
Question requires you to produce a pcap file from a Wireshark capture. In addition, you must include a screen capture of Wireshark and some specific information regarding the fram
The Security Systems Development Life Cycle (SecSDLC) The same phases which is used in traditional SDLC can be adapted to support specialized implementation of IS project,At its
Question 1 Explain any two types of security policies Question 2 What is security attack? Explain with examples Question 3 Explain different characteristics that i
You are provided with 3000 sample keystrokes for 5 users mentioned above. You can find this data using the ‘Lab 2 User Data' link in the ‘Lab 2' folder on Blackboard. Please note t
PARITY BIT: A parity bit is an extra bit transmitted with data item select to give the resulting bit odd or even parity. For example an even parity data packet 10100001 has p
Question: (a) What are the various options to mitigate risks in an Information Security Management System (ISMS)? For each option specify an instance where it can be used.
Proof that the sender forwards the message. It also prohibits the author of the code from falsely denying that he forward the message. This is achieved by record using the exact ti
SHIFT OPERATION: This operation replaced all bits to the left one position. For example in the diagram below a 16-bit CRC hardware is given, which needs three Exclusive OR (
Documenting the Results of Risk Assessment The goal of this process is to recognize the information assets, list them, and rank according to those most required protection. The
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