Computer Networking What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard? 4 3 2 6 None of these 4 3 2 6 None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A default Frame Relay WAN is classified as what type of physical network? Non-broadcast multipoint Non-broadcast multi-access Broadcast multi-access Point-to-point Non-broadcast multipoint Non-broadcast multi-access Broadcast multi-access Point-to-point ANSWER DOWNLOAD EXAMIANS APP
Computer Networking For connecting modem, a computer must be equipped with a port that conforms to the RS-232 standard of the Electronic Industries Association of America. What do the letters 'RS' stand for? Recognised standard None of these Recommended standard Registered source Random sequence Recognised standard None of these Recommended standard Registered source Random sequence ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The probability that a single bit will be in error on a typical public telephone line using 4800 bps modem is 10 to the power -3. If no error detection mechanism is used, the residual error rate for a communication line using 9-bit frames is approximately equal to 0.003 0.999 0.991 None of these 0.009 0.003 0.999 0.991 None of these 0.009 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following device is used with an X.25 network to provide service to asynchronous terminals None of these bridges repeater gateway Packet assembler/disassemble None of these bridges repeater gateway Packet assembler/disassemble ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The number of cross point needed for 10 lines in a cross point switch which is full duplex in nature and there are no self connection is 100 50 45 90 100 50 45 90 ANSWER DOWNLOAD EXAMIANS APP
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