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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?
Q. Explain the Types of Security Service? Security Services fall into one of the subsequent categories - Confidentiality: Confirms that the info in a system and transm
Question 1 Describe the architecture and usage of ISDN Question 2 Write about different network structures in use Question 3 Explain the concept of framing in Data Li
1. A systematic study of failures will help in identifying areas that may cause : i. Loss of adjacent parts/ equipment/ whole equipment. ii. Loss of production and rev
Clipper is a compiler that was well recognized at the time of80's and early times of 90's. We can build DOS based applications (even large applications too) using clipper. There is
Wireless Ethernet (802.11) a) Operates on physical plus data link layers b) BSS (Basic service set) stationary or mobile wireless stations and a central base station known a
What is a Web server? This new model of Client/Server having of thin, portable, "universal" clients that talk to super fat servers. In the easiest form, a web server returns do
Q. Show the IP Address Representation? IP Addressing IP Address Representation Binary notation - IP address is displayed as 32 bits Dotted-decimal notation -
Performance Running on inexpensive hardware oracle web cache increase the throughput of website by several orders of magnitude. In addition oracle web cache signific
What are the data units at dissimilar layers of the TCP / IP protocol suite? The data unit formed at the application layer is called a message, at the transport layer the data
Determine about the TCP/IP and OSI model Both models are based on the layered protocols. Both comprise network, transport and application layer. In both the models, transport s
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