Computer Networking Which of the following might be used by a company to satisfy its growing communications needs? multiplexer All of these controller front-end processor concentrator multiplexer All of these controller front-end processor concentrator ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following refers to the terms "residual error rate"? signal to noise ratio divided by the ratio of energy per bit to noise per hertz the number of bit errors per twenty four hours of continuous operation on an asynchronous line the probability that one or more errors will be detected when an error detection mechanism is used The probability that one or more errors will be undetected when an error detection scheme is used None of these signal to noise ratio divided by the ratio of energy per bit to noise per hertz the number of bit errors per twenty four hours of continuous operation on an asynchronous line the probability that one or more errors will be detected when an error detection mechanism is used The probability that one or more errors will be undetected when an error detection scheme is used None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What protocol is used between E-Mail servers? SMTP SNMP FTP None of these POP3 SMTP SNMP FTP None of these POP3 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What operates in the Data Link and the Network layer? Brouter None of these Router Bridge NIC Brouter None of these Router Bridge NIC ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which command would you use to apply an access list to a router interface? access-list ip 101 in ip access-group 101 in access-group ip 101 in ip access-list 101 out access-list ip 101 in ip access-group 101 in access-group ip 101 in ip access-list 101 out ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The CCITT Recommendation X.25 specifies three layers of communications: application, presentation and session None of these Session, transport and network datalink, network and transport physical datalink and network application, presentation and session None of these Session, transport and network datalink, network and transport physical datalink and network ANSWER DOWNLOAD EXAMIANS APP
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