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Q. TCP-IP and OSI Differences
- TCP/IP combines the Presentation and Application Layers
- TCP/IP combines the OSI Data Link and Physical Layers into 1 Layer
- TCP/IP appears simpler with fewer layers.
- TCP/IP Protocols are standards for the Internet
- No Networks are really built around OSI...it serves as a guide.
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 throug
What are the main features of TCP connections? Why is it said that TCP provides full-duplex service?
(i) Suppose that frames are 1250 bytes long including 25 bytes of overhead. Also assume that ACK frames are 25 bytes long. a) Calculate the efficiency of stop-and-wait ARQ in
What is Framing? Framing in the data link layer divides a message from one source to a destination, or from other messages to other destinations, by adding a sender address and
Router(config-if)# bandwidth 56
Question: (a) Describe the importance of backups and the use of antivirus software. (b) With the help of an example/ illustration, explain the term encryption and explain
Can you define how L2F data tunneling process works?
MIME The Multipurpose Internet Mail Extensions While the message headers described in are satisfactory for sending ordinary ASCII text they are not sufficiently Reich for
In Novell's use of RIP, there are two metrics used to make routing decisions. What are they? Ans) A. Ticks. B. Hops
Q. How is computer networks used in sales and marketing? Marketing and sales: Computer networks are used extensively in both marketing and sales organizations. Marketing pr
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