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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.
Transport Layer In computer networking it the transport layer is where sessions are exchanged between hosts. This layer resides between the application layer and networ
What is the different type of networking / internetworking devices? 1. Repeater: Also known as a regenerator, it is an electronic device that operates only at physical layer.
1. A computer system has a two-level memory cache hierarchy. The L1 cache has a zero hit penalty, a miss penalty of 5 ns and a hit rate of 95 percent. The L2 cache has a miss pena
what is the best time to use brouter rather than router? what are advantages of using brouter over router?
Question : a) In your view, what are the top three strengths and weaknesses of wireless systems? Rank them in order of priority. What can be done to address the weaknesses?
The Physical layer deals with the definite physical medium and the method of transporting 1s and 0s.
COMPUTER NETWORKS 1. What do you mean by open system? What is the purpose of OSI model? Explain the layered architecture of OSI model. 2. Define the following terms: a) Ana
Star Topology Devoted point-to-point links to central controller (hub) Controller acts like exchange Advantages - Less expensive - Robustness Disadv
Gateway A device linked to multiple physical TCP/IP networks capable of routing or delivering IP packets among them. Router It's a layer 3 device that connects 2 diss
.test a number to be prime number in network security
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