Computer Networking A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. Differential PCM with 4 bit relative signal value is used. Then how many bits per second are actually sent? 128 Kbps. 64 Kbps 32 Kbps None of these 8 Kbps 128 Kbps. 64 Kbps 32 Kbps None of these 8 Kbps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What protocol is used to find the hardware address of a local device? RARP IP ARP ICMP RARP IP ARP ICMP ANSWER DOWNLOAD EXAMIANS APP
Computer Networking You are trying to decide which type of network you will use at your office, and you want the type that will provide communication and avoid collisions on the cable. Which of the following is the best choice? Token-Ring Ethernet CSMA/CA ARCnet CSMA/CD Token-Ring Ethernet CSMA/CA ARCnet CSMA/CD ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The area of coverage of a satellite radio beam is known as Beam width Identity Footprint None of these Circular polarization Beam width Identity Footprint None of these Circular polarization ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Communication between computers is almost always series parallel direct serial None of these parallel series parallel direct serial None of these parallel ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is Unicode? Supports only few characters Represents symbol or characters used in any langua Only few languages are supported Characters from A to Z Supports only few characters Represents symbol or characters used in any langua Only few languages are supported Characters from A to Z ANSWER DOWNLOAD EXAMIANS APP
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