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QUESTION
a) List the seven layers of the ISO-OSI model and briefly describe the role of each layer
b) Describe the functions of the following intermediate systems-
c) Assume six devices are arranged in a mesh topology
How many cables are needed?
How many ports are needed for each device?
Explain Asymmetric encryption
What are the key design issues of a computer Network? a. Connectivity b. Cost-effective Resource Sharing c. Support for common Services d. Performance
EIGRP metric
What is difference between baseband and broadband transmission? In a baseband transmission, the whole bandwidth of the cable is consumed by a one signal. In broadband transmiss
Q. TCP – numbering bytes? Numbering is utilized for flow & error control Segments aren't numbered only bytes Full-duplex connection - numbering is independent in
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
The IP class procedure does not split the 32-bit address space into same size class and the classes do not have the same value of networks. A prefix of n bits gives 2n unique ne
Q. Explain Stop--and--Wait automatic repeat request? 1. Numbering frames prevents the retaining off duplicate frames. 2. Numbered acknowledgement are needed in case of delay
If the amount of the application runs on the Client side, then it is Fat clients. It is mostly used for decision support and personal software. If the amount of the application
bus topology disadvantage?
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