Computer Networking What is the loopback address? 255.0.0.0 None of these 127.0.0.1 255.255.255.255.0 255.255.0.0 255.0.0.0 None of these 127.0.0.1 255.255.255.255.0 255.255.0.0 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is a wrong example of network layer? X.25 level 2-ISO X.25 Packet Level Protocol (PLP)-ISO Source routing and domain naming-USENet Internet Protocol (IP) - ARPANET X.25 level 2-ISO X.25 Packet Level Protocol (PLP)-ISO Source routing and domain naming-USENet Internet Protocol (IP) - ARPANET 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? Interface Attenuation Teleprocessor None of these Modem Interface Attenuation Teleprocessor None of these Modem ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What frequency range is used for microwave communications, satellite and radar? Super High Frequency : 3000 MHz to 30000 MHz Low Frequency : 30 kHz to 300 kHz Medium Frequency : 300 kHz to 3 MHz Extremely High Frequency :30,000 MHz None of these Super High Frequency : 3000 MHz to 30000 MHz Low Frequency : 30 kHz to 300 kHz Medium Frequency : 300 kHz to 3 MHz Extremely High Frequency :30,000 MHz None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The 802.5 standard implements a way for preventing collisions on the network. How are collisions prevented when using this standard? Collision detection Time sharing Switched repeaters CSMA/CD Token passing Collision detection Time sharing Switched repeaters CSMA/CD Token passing ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The Acme Corporation is implementing dial-up services to enable remote-office employees to connect to the local network. The company uses multiple routed protocols, needs authentication of users connecting to the network, and since some calls will be long distance, needs callback support. Which of the following protocols is the best choice for these remote services? PAP 802.1 Frame Relay HDLC PPP PAP 802.1 Frame Relay HDLC PPP ANSWER DOWNLOAD EXAMIANS APP