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Question:
a) What is a Linux shell?
b) Prepare the commands for the following tasks: i) Change the working directory ii) Show the working directory iii) Execute a program iv) Terminate the shell
c) One example of the more powerful command-line tools in Linux is using streams. Give two other examples of command-line tools.
d) Explain the term "standard error" concerning the types of input and output streams.
e) Describe the "join" command in Linux, support your answer with a suitable example.
f) State two reasons why Linux Operating System is better than one of its competitors.
Screened Host Architecture This architecture consists of two host machines: a Screening Router and a Screening Host. Screening Router is placed between a local network and the
Question: a) What is a Linux shell? b) Prepare the commands for the following tasks: i) Change the working directory ii) Show the working directory iii) Execute a pro
Nonselective fading and Selective fading Nonselective fading, is a fading in which all frequency methods of the received signal fluctuate in the similar proportions simultaneo
1. A systematic study of failures will help in identifying areas that may cause : i. Loss of adjacent parts/ equipment/ whole equipment. ii. Loss of production and rev
What is the use of a default gateway? Default gateways give means for the local networks to connect to the external network. The default gateway for connecting to the external
What is Synchronous TDM? In STDM, the multiplexer allocates exactly the same time slot to every device at all times, whether or not a device has anything to transmit.
Drawback of Repeaters. Repeater has no filtering capability as it forwards every frame. Repeater shell be placed at accurate distance before actual signal becomes
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
A default route is analogous to a default gateway. It is used to decrease the length of routing tables and to give complete routing capabilities when a router may not know the rout
DNS cache poisoning The DNA cache poisoning generally refers to the process of maintaining or developing the false information, in the cache of DNS server. This process refers
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