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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.
Hold-Down Timers - Routers ignore network update information for a number of periods.
Token Ring Implementation Sequence of 150-ohm shielded twisted-pairs sections Output port on every station connected to input port on the next Frame is passed to
Types of Redundancy Checks Parity Check Simple Parity Check Two Dimensional Parity Check / Longitudinal Redundancy Check (LRC) CRC (Cyclic Redundancy Check)
a) Consider that a host is sending a frame of 1200 bytes to another host found 20 Kilometers away. (Assume that switching delay is negligible) i) Calculate the total latency (
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
State the types of performance of computer hardware The hardware, i.e., the server or computer has a direct relationship on performance in the following areas: Reliabili
Q. Use of Infrared? - Frequencies among 300 GHz and 400 THz - Short-range communication - High frequencies can't penetrate walls - Necessitate line-of-sight propagati
What is source route and OSPF? Source route It is a series of IP addresses identifying the route a datagram must follow. A source route might optionally be included in an
the equation x3-6x+9x-5=0
Explain how DHCP work?
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