Computer Networking Which of the following describes the creation of private networks across the Internet, enabling privacy and tunneling of non-TCP/IP protocols? VPN IPSec Cable xDSL HDLC VPN IPSec Cable xDSL HDLC ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following conditions is used to transmit two packets over a medium at the same time? Collision Asynchronous Synchronous None of these Contention Collision Asynchronous Synchronous None of these Contention ANSWER DOWNLOAD EXAMIANS APP
Computer Networking For data communications to occur, the communicating devices must be part of a communication system made up of a combination of? WAN and LAN All of these Full duplex and half duplex Hardware and software WAN and LAN All of these Full duplex and half duplex Hardware and software ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which layer of international standard organization's OSI model is responsible for creating and recognizing frame boundaries? transport layer network layer physical layer data link layer None of these transport layer network layer physical layer data link layer None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which three commands can be used to check LAN connectivity problems on a router?1. show interfaces2. show ip route3. tracert4. ping5. dns lookups 2 and 5 None of these 3 and 5 1 ,2 and 4 2 and 5 None of these 3 and 5 1 ,2 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The synchronous modems are more costly than the asynchronous modems because they transmit the data with stop and start bits. they produce large volume of data they contain clock recovery circuits they operate with a larger bandwidth None of these they transmit the data with stop and start bits. they produce large volume of data they contain clock recovery circuits they operate with a larger bandwidth None of these ANSWER DOWNLOAD EXAMIANS APP
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