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Q. What do you understand by Protocol?
Ans: In the context of data networking, a protocol is a formal set of rules and conventions that governs how computers interchange information over a network medium. A protocol apply the functions of one or more of the OSI layers.
What is Applets Little programs that can make the Web pages more aesthetically beautiful by means of animations, text, and graphics moving across the screen.
Hub A hub is a small box that connects individual devices on network so that these devices can communicate with each other. Hub is an inexpensive device. It is comm
Q. Why it is essential to have layering in a network? Ans: A computer network is a very complicated system. It becomes very hard to implement as a single entity. The layered ap
Classification of Access Networks Access networks can loosely be classified into three categories 1. Residential Access 2. Company Access 3. Wireless Access
No Retransmission This protocols will not through the correctly received packets but buffers than and send acknowledgment for those packets. Thus retransmission of th
categories of LAN
network diagram which must include at least 2router,2bridge and 4 switches and must have different protocols and different cable...?
Star Topology Devoted point-to-point links to central controller (hub) Controller acts like exchange Advantages - Less expensive - Robustness Disadv
What is ARCNet? The Attached Resource Computer Network (ARCNet) standard was formed in 1977 at the Data Point Corporation by a scientist - John Murphy. ARCNet uses the toke
100Base-FX Utilizes two identical optical fibers in star topology One fiber holds frames from the station to hub one from hub to station Encoding is 4B/5B Si
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