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Q. What do you understand by OSI?
Ans: The Open System Interconnection (OSI) reference model illustrates how information from a software application in one computer goes through a network medium to a software application in another computer. The OSI reference model is a basic conceptual model composed of seven layers, each indicate particular network functions. The model was designed by the International Standardization Organization (ISO) in 1984, and it is now considered the main architectural model for inter-computer communications.
Question 1 Discuss the following Evolution of Data Communication Elements of Data Communication System Question 2 Explain the following
Can you describe stateful inspection?
Retransmission of packets The disadvantage of thronging away a correctly received packet is that the subsequent retransmission of the packet might be lost or garbled and
Control Frame: set_successor Station X wants to leave Successor S Predecessor P X sends set_successor frame to P With S as data field P changes its
Q. Building a Defense in networking? When building a defense you must use a layered approach that includes securing - The network infrastructure the communications protocol
What is basic purpose of Routers
Recognize the hardware component used to store buffers, tables, running-configuration etc? Ans) RAM is the dynamic memory area. ROM have the boot strap code, NVRAM have the star
The "ipx delay number" command will permit an administrator to alter the default settings. Explain the default settings? Ans) For LAN interfaces, one tick; for WAN interfaces, s
The following DNA sequences are extracted from promoter region of genes which are co-regulated by the same transcription factor (TF). The nucleotide segments capitalized in the giv
Client Server Architecture There is an always on host called server which provides service requests to many other hosts called clients. In other words client progra
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