How does Carrier Sense Multiple Access/Collision Detection (CSMA/CD) work?

1) How can the centralized management feature of a computer network be used for training

purposes? [3 marks]


2) What are the seven essential elements to communication? Describe each one. [21 marks]


3) What are three advantages of a peer-to-peer network? [9 marks]


4) How would you describe the configuration of a server-based network? [5 marks]


5) What is attenuation? How is it measured for data communications? [4 marks]


6) Why is baseband signaling instead of broadband signaling used for data communication? Give

two reasons. [6 marks]


7) How does fiber optic cable send data? [3 marks]


8) Name the 7 layers of the Open Systems Interconnection (OSI) model and describe function of

each layer. [49 marks]

9) Why does a bus topology network slow down when more devices are added to the network?

[10 marks]


10) How does a ring topology actively participate in distributing packets? [5 marks]


11) What does a hub do in a multipoint star topology? How do newer-generation hubs differ from standard hubs? [15 marks]


12) What are the hybrid technologies star bus and star ring? Discuss an advantage of each. [20



13) How does Carrier Sense Multiple Access/Collision Detection (CSMA/CD) work? [15 marks]


14) How is a switch different from a hub? How does a switch affect network speed? [15 marks]


15) What is a virtual private network (VPN)? [10 marks]


16) How does simple network management protocol (SNMP) work? [10 marks]


17) Illustrate all the fields of IPv4 using a diagram and explain them. [30 marks]


18) Fragmentation is the process to divide a block received into multiple blocks of some smaller

bounded size. Discuss why fragmentation is needed. [10 marks]


19) Explain how the Internet Protocol works with an example. [20 marks]


20) How does a TCP make a network more reliable? [18 marks]


21) Briefly explain any 5 common HTTP methods. [10 marks]


22) Discuss disadvantages of Voice over IP (VoIP)? [12 marks]

find the cost of your paper

determine the context, order, and any linkages between the required elements listed below

 Demonstrate your understanding of Assembly in relation to other languages, your ability to apply existing ARM64 assembly mnemonics and techniques to a specific purpose, and to demonstrate the ability to….

Identify and write the main issues found discussed in the case (who, what, how, where and when (the critical facts in a case).

Case Study: You have just been hired to perform digital investigations and forensics analysis for a company. You find that no policies, processes, or procedures are currently in place. Conduct….

Identify dependencies between various business areas and functions.

PROJECT TITLE Business Continuity Plan for Financial Institutions ABSTRACT Due to increase in customers’ demand, competition, 24hrs continuous service, frequent changes in regulatory policy requirements and changes in various threats….