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Facts about Fiber Optic Cables
1.Outer insulating jacket is made of Teflon or PVC.
2.Kevler fiber helps to strengthen the cable and prevent breakage.
3.A plastic coating is used to cushion the fiber canter.
4. Center ( core) is made of glass or plastic fiber.
Optical fiber consists of thin glass fibers than can information at frequencies in the visible light spectrums and beyond. The typical optical fibe consists of a very narrow strand of glass called the core around the core there is a concentric layer of glass called the cladding. Coating the cladding is a protective coasting consisting of plastic it is called jacket.
figure Single fibre and a sheath of three fibres
Advantages and Disadvantages of optical fibers
Advantages: Fiber optic cable has several ad van ages over metallic cable( twisted pair or coaxial).
What is a TP Monitor? There is no commonly accepted explanation for a TP monitor. According to Jeri Edwards' a TP Monitor is "an OS for transaction processing".
Q. Applications of networks? End systems (hosts): - Run application programs - Example email, Web - At -edge of network Client/server model - Client host
Consider an RTP session consisting of five users, all of which are sending and receiving RTP packets into the same multicast address. Each user sends video at 200kbps. a) What
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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
Disadvantage of VPNs The disadvantages of VPN are related to implementation troubleshooting trust and internet availability. a.Implementation can be time consuming: Im
What is a Database Server? With a database server, the client passes SQL requests as messages to the database server. The results of every SQL command are returned over the net
Explain BGP
Network layer duties Internetwork - Physical and Data link layers are jointly responsible for data delivery on the network from node to node
Source Port Number This fields occupies the first 16 bytes of the UDP header. This fields typically hold the UDP port number of the application sending this datagram. The
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