Computer Networking Which encapsulations can be configured on a serial interface?1. Ethernet2. Token Ring3. HDLC4. Frame Relay5. PPP 3, 4 and 5 1 and 4 All of these 2 only 3, 4 and 5 1 and 4 All of these 2 only ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A noiseless 3 KHz Channel transmits bits with binary level signals. What is the maximum data rate? 24 Kbps. 3 Kbps 6 Kbps 12 Kbps 24 Kbps. 3 Kbps 6 Kbps 12 Kbps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is true regarding VLANs? All VLANs are configured at the fastest switch and, by default, propagate this information to all other switches. VTP is used to send VLAN information to switches in a configured VTP domain. You should not have more than 10 switches in the same VTP domain. You must have at least two VLANs defined in every Cisco switched network. All VLANs are configured at the fastest switch and, by default, propagate this information to all other switches. VTP is used to send VLAN information to switches in a configured VTP domain. You should not have more than 10 switches in the same VTP domain. You must have at least two VLANs defined in every Cisco switched network. ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the maximum distance running the lowest data rate for 802.11b? About 100 feet About 300 feet About 175 feet About 350 feet About 100 feet About 300 feet About 175 feet About 350 feet ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following refers to the terms "residual error rate"? None of these 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 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 None of these 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 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 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission? Teleprocessor Attenuation None of these Interface Modem Teleprocessor Attenuation None of these Interface Modem ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS