Computer Networking Which of the following refers to the terms "residual error rate"? 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 undetected when an error detection scheme is used signal to noise ratio divided by the ratio of energy per bit to noise per hertz the probability that one or more errors will be detected when an error detection mechanism is used None of these 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 undetected when an error detection scheme is used signal to noise ratio divided by the ratio of energy per bit to noise per hertz the probability that one or more errors will be detected when an error detection mechanism is used None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following are unique characteristics of half-duplex Ethernet when compared to full-duplex Ethernet?1. Half-duplex Ethernet operates in a shared collision domain.2. Half-duplex Ethernet operates in a private collision domain.3. Half-duplex Ethernet has higher effective throughput.4. Half-duplex Ethernet has lower effective throughput. 1,2 and 3 1 and 4 4 only 2 only 1,2 and 3 1 and 4 4 only 2 only ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following network access standard is used for connecting stations to a circuit-switched network? X.3 X.75 None of these X.21 X.25 X.3 X.75 None of these X.21 X.25 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What command will display the line, protocol, DLCI, and LMI information of an interface? show frame-relay pvc show run sh pvc show interface show frame-relay pvc show run sh pvc show interface ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What information is displayed by the show hosts command?1. Temporary DNS entries2. The names of the routers created using the hostname command3. The IP addresses of workstations allowed to access the router4. Permanent name-to-address mappings created using the ip host command5. The length of time a host has been connected to the router via Telnet All of these 1, 2 and 3 3, 4, and 5 1 and 4 All of these 1, 2 and 3 3, 4, and 5 1 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide? A physical address that is assigned by the manufacturer A physical address that is randomly assigned each time the computer is started The logical domain address for the workstation An alias for the computer name A logical address that identifies the workstation A physical address that is assigned by the manufacturer A physical address that is randomly assigned each time the computer is started The logical domain address for the workstation An alias for the computer name A logical address that identifies the workstation ANSWER DOWNLOAD EXAMIANS APP