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Explain Fiber-Optics cable.
A cable with central glass tube covered with protective shield which transmit data using photons is fiber optics cable. These cables transmit data through concentrated bursts of laser beams which are carried by bundles of hair thin glass fibers. They have benefits over electronic cables in transmission speed and volume. This technology has revolutionized telecommunication applications which used electronic cables. Fiber optics cables as free from electro-magnetic interference as well as wire tapping.
ROLE OF DESIGN IN ACHIEVING RELIABILITY One of the most important methods for achieving high reliability is through design. Use reliability cannot be higher than the design re
802.11a OFDM a) Orthogonal frequency-division multiplexing utilizing a 5-GHz band b) Same as FDM except all sub bands are used by only one source at a given time c) Secu
what are the categories of LAN
Normal 0 false false false EN-IN X-NONE X-NONE Metropolitan area Network ( MAN) Metropoli
Explain everything you can tell from the following: a. 00-01-00-01-13-FD-F4-C0-00-1E-33-92-CE-99 b. fe80::2c1e:18af:749b:91c5%12 c. 2002:8b64:6e3a::8b64:6e3a d. ::0
Q. Illustrate Data-Link Layer in osi layers model? Data-Link Layer: This layer takes the data messages or frames from the Network Layer and gives for their actual transmissio
Quetion: An amplifier increases the peak-to-peak voltage of a signal from 1 V to 20 V. What is the amplifier's gain in dB?
Electronic Cheques Another mechanism for Internet payment is electronic cheques. With electronic cheques, the payer (either an individual consumer or a business) instructs his
1. A virtual memory system has a virtual address space of 4 Gigabytes and a page size of 8 Kilobytes. Each page table entry occupies 4 bytes. a) How many bits remain unchanged
Determine the definition of HDLC HDLC has only one address field. In a LAN, any station may transmit to any other station. The receiving station needs to see its own address in
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