Computer Networking If digital data rate of 9600 bps is encoded using 8-level phase shift keying (PSK) method, the modulation rate is None of these 1200 bands 3200 bands 4800 bands 9600 bands None of these 1200 bands 3200 bands 4800 bands 9600 bands 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? HDLC VPN xDSL Cable IPSec HDLC VPN xDSL Cable IPSec ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A machine that connects to two or more electronic mail systems and transfers mail messages among them is known as User Agent mail gateway None of these Gateways bridges User Agent mail gateway None of these Gateways bridges ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Many data communication networks have been established which provide a wealth of on-demand information services to people at home. What is the name of the system which provides an interactive, graphics-rich service that permits user to select what they want? None of these Teletex system Fax system Microwave system Videotex system None of these Teletex system Fax system Microwave system Videotex system ANSWER DOWNLOAD EXAMIANS APP
Computer Networking How many Character per sec(7bits + 1parity) can be transmitted over a 2400 bps line if the transfer is synchronous (1 "Start" and 1 "stop" bit)? 240 250 275 300 240 250 275 300 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A network administrator is connecting hosts A and B directly through their Ethernet interfaces, as shown in the illustration. Ping attempts between the hosts are unsuccessful. What can be done to provide connectivity between the hosts?1. A crossover cable should be used in place of the straight-through cable.2. A rollover cable should be used in place of the straight-through cable.3. The subnet masks should be set to 255.255.255.192.4. A default gateway needs to be set on each host.5. The subnet masks should be set to 255.255.255.0. 1 only 2 and 5 only 2 only 3 and 4 only 1 and 5 only 1 only 2 and 5 only 2 only 3 and 4 only 1 and 5 only ANSWER DOWNLOAD EXAMIANS APP
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