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Q. Presentation layer of osi reference model?
- The presentation layer makes sure that the information that the application layer of one system sends out is readable by the application layer of another system.
- If necessary the presentation layer translates among multiple data formats by using a common format.
- Provides encryption as well as compression of data.
- Examples: - MPEG, ASCII, JPEG, EBCDIC, HTML.
What is the difference between TFTP and FTP application layer protocols? Ans) TFTP - Trivial File Transfer Protocol A stripped down version of FTP, easy to use and fast. TFTP
Address Resolution Protocol resolves the MAC address if the IP address is known. It is a layer 3 protocol.
What is Microwave? Microwaves have been used in data communications. Microwave has a higher frequency than radio waves and thus can handle larger amounts of data.
QUESTION 1. A system analyst has to install a particular type of topology in a textile industry. (a) Describe using diagrams the three most common topologies in terms of nod
802.11g OFDM a) Uses OFDM with same 2.4 GHz band b) Achieves a 54-Mbps data rate c) Works with same 802.11b equipment
Explain ISO's OSI Architecture The Open System Interconnection (OSI) is a standard reference model for communication among two end users in a network. It is used in developing
The compression protocols for PPP are:- A. Stac B. Predictor
Currently One more way of accessing the Internet being developed is the use of cable modems. These need that you subscribe to a cable service & let you two-way communication with t
Recognize the command to disable CDP on an interface Ans) Router(config-if)# no cdp enable
Network Allocation Vector Timer which shows how much time must pass before a station is allowed to check the channel
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