Computer Networking Routers operate at layer _____. LAN switches operate at layer _____. Ethernet hubs operate at layer _____. Word processing operates at layer _____. 3, 3, 2, none 3, 3, 1, 7 3, 2, 1, 7 3, 2, 1, none All of these 3, 3, 2, none 3, 3, 1, 7 3, 2, 1, 7 3, 2, 1, none All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Who originally designed TCP/IP? None of these IBM The Department of Defense Novell Xerox None of these IBM The Department of Defense Novell Xerox ANSWER DOWNLOAD EXAMIANS APP
Computer Networking If a firm wanted to transmit data from 1,000 punched cards to a remote computer, they would use a(n) batch processing terminal POS terminal intelligent terminal data collection terminal None of these batch processing terminal POS terminal intelligent terminal data collection terminal None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is required to communicate between two computers? communications software access to transmission medium protocol All of these communications hardware communications software access to transmission medium protocol All of these communications hardware ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following describes the creation of private networks across the Internet, enabling privacy and tunneling of non-TCP/IP protocols? Cable xDSL HDLC VPN IPSec Cable xDSL HDLC VPN IPSec ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In a synchronous modem, the digital-to-analog converter transmits signal to the terminal demodulator equalizer modulator None of these terminal demodulator equalizer modulator None of these ANSWER DOWNLOAD EXAMIANS APP