Question One
1.5 Marks
Learning Outcome(s):
Explain networking principles, models and technologies.
1. Using the provided LAN, What are the consequences if a connection fails in:
A) The switch (0.5 Marks)
B) Host 1 (0.5 Marks)
2. What is the difference between internet and Internet? (0.5 Marks)
Question Two
1.5 Marks
Learning Outcome(s):
Explain networking principles, models and technologies.
1. What is Multiplexing and De-multiplexing in TCP/IP? (1 Marks)
– Do not provide any drawings in your answers. Otherwise your work is awarded a zero mark.
2. Why Multiplexing and De-multiplex is important in networking? (0.5 Marks)
Question Three
1.5 Marks
Learning Outcome(s):
Clear understanding of the physical layer & associated hardware; integration of internetworking hardware and software.
1. What is the required bit rate to download text document which contains 1000,000 characters (assume one character required 8 bits) and you need to express the answer in megabit per second. (0.5 Marks)
2. What is the difference between latency and jitter? (1 Marks)
Question Four
1.5 Marks
Learning Outcome(s):
Outline the physical layer & associated hardware and software integration.
1. List out 2 Advantages and 2 Disadvantages of Optical Fiber over metallic cable. (1 Marks)
2. Unguided signals can travel from the source to the destination in three ways. Explain only one of them. (0.5 Marks)
– Do not provide any drawings in your answers. Otherwise your work is awarded a zero mark.
