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POWER SUPPLY SYSTEM IN SATELLITE SYSTEM
Satellite Earth Station relies on the public power supply system. Two generators (1+1) of 250 KVA each in parallel connection having facility of auto switch over, two UPS of 200 KVA (1+1) and battery bank of 3.5 hours battery backup which makes the system robust and gives good reliability. Due to the above arrangement of the power supply and back up, communication system failure due to power supply system failure is almost negligible
a) Peer-to-Peer Network Computers can act as both servers sharing resources and as clients using the resources. b) Server-based Network Give centralized control of netwo
What is IPv6? IPv6, or Internet Protocol version 6, was developed to change IPv4. At present, IPv4 is being used to control internet traffic, butis expected to get saturated in
REPEATERS: Repeaters are needed when copper wire communication is takes place. According to the fact that electrical signal goes weaker while travelling over copper lines. A
Client Server Architecture There is an always on host called server which provides service requests to many other hosts called clients. In other words client progra
Explain Persistence timer? To deal with the zero-size windows What if a receiver advertises that the window size is 0 (by sending ACK) and this ACK is lost? - A
Q. Flow control in TCP? The amount of data a source is able to send before receiving an ACK from the destination Whether to send 1 byte of data as well as wait for ACK
Discuss about the JPEG and LDAP JPEG: Stands for Joint Photographic Experts Group. A standard format of storing digitized, colour, or black-and-white photographs. JPEG fi
This new model of Client/Server having of thin, portable, "universal" clients those talks to super fat servers. In the easiest form, a web server returns documents when clients ask
(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
How does the cut-through switching technique work? Ans) Cut-Through switching copies only the destination address which is the first 6 bytes after the =frame preamble into its b
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