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Question 1:
a) Give three examples of Shells in Linux.
b) Differentiate between the Join command and the Paste command in Linux, use an example to support your answer.
c) Considering the comparison of Windows and Linux NOS, comment on the Virus Vulnerability and Security Issues.
d) Name five types of Internet Protocols function at the Network layer of the OSI Model.
Question 2:
a) Distinguish between logical and physical topology.
b) Provide advantages and four disadvantages of the Bus Topology.
c) i) What are Daemons referred to in Linux?
ii) Name and describe four common Linux daemons examples.
d) Explain what is the purpose of the "Configuration Files for Specific Servers"?
Problem 1. Explain the term Switching. Describe the following Switching Mechanisms a) Circuit Switching b) Packet Switching c) Message Switching Defining Switching
Q. What is an Error? At any time bits flow from one point to another they are subject to unpredictable changes because of interference The interference is able to change the
Is a complete OSI/TCPIP network architecture available in MATLAB?
DEFINITION: Latency = Delay. Because a store and forward switch reads the entire frame before forwarding, a larger frame takes longer than a shorter frame.
What protocol can be applied when you need to transfer files between different platforms, such among UNIX systems and Windows servers? Use FTP (File Transfer Protocol) for file
There are two dominant forms of building distributed systems: client-server systems, i.e. systems in which one machine acts as a server and act as clients; and peer-to-peer systems
The following information was obtained from a host: IP address...............205.133.127.8/24 Default Gateway...... 205.133.127.1 DNS Server.............139.100.110.10
Disadvantages You typically would not use a packet filter as your only security solution for your network packets filters have two major disadvantages. a. Low securit
Perfect Shuffle Permutation This was advised by Harold Stone (1971). Consider N objects each characterized by n bit number say X n-1, X n-2, X 0 (N is chosen such that N
Intranet vs Internet vs LAN It is certainly possible that both Intranets and the Internet can coexist. As spelt theoretically, the entire Intranet could be located at a remote
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