Computer Networking The physical layer, in reference to the OSI model, defines the virtual circuit interface to packet-switched service data link procedures that provide for the exchange of data via frames that can be sent and received None of these the interface between the X.25 network and packet mode device All of these the virtual circuit interface to packet-switched service data link procedures that provide for the exchange of data via frames that can be sent and received None of these the interface between the X.25 network and packet mode device All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking How much power (roughly) a light-emitting diode can couple into an optical fiber? 10 milliwatts 100 picowatts 100 microwatts None of these 440 microwatts 10 milliwatts 100 picowatts 100 microwatts None of these 440 microwatts ANSWER DOWNLOAD EXAMIANS APP
Computer Networking After coding a document into a digital signal, it can be sent by telephone, telex or satellite to the receiver where the signal is decoded and an exact copy of the original document is made. What is it called? Word processor None of these Facsimile Telex Electronic mail Word processor None of these Facsimile Telex Electronic mail ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Eight stations are competing for the use of a shared channel using the 'Adaptive tree Walk Protocol'. If the stations 7 and 8 are suddenly become ready at once, how many bit slots are needed to resolve the contention? None of these 14 slots 7 slots 5 slots 10 slots None of these 14 slots 7 slots 5 slots 10 slots ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following services use TCP?1. DHCP2. SMTP3. HTTP4. TFTP5. FTP 1 and 2 1, 3 and 4 1, 2 and 4 2, 3 and 5 1 and 2 1, 3 and 4 1, 2 and 4 2, 3 and 5 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Most networks are connected to other local area or wide area networks. Select the best fit for answer: Internet works 255.255.252.0 Internet technologies Internet revolution The Internet Internet works 255.255.252.0 Internet technologies Internet revolution The Internet ANSWER DOWNLOAD EXAMIANS APP
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