Computer Networking Which of the following is used for modulation and demodulation? multiplexer modem protocols gateway None of these multiplexer modem protocols gateway None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking For connecting modem, a computer must be equipped with a port that conforms to the RS-232 standard of the Electronic Industries Association of America. What do the letters 'RS' stand for? Recommended standard Registered source None of these Random sequence Recognised standard Recommended standard Registered source None of these Random sequence Recognised standard ANSWER DOWNLOAD EXAMIANS APP
Computer Networking If you wanted to deny all Telnet connections to only network 192.168.10.0, which command could you use? access-list 100 deny tcp 192.168.10.0 0.255.255.255 eq telnet access-list 100 deny 192.168.10.0 0.0.0.255 any eq 23 access-list 100 deny tcp any 192.168.10.0 0.0.0.255 eq 23 access-list 100 deny tcp 192.168.10.0 255.255.255.0 eq telnet access-list 100 deny tcp 192.168.10.0 0.255.255.255 eq telnet access-list 100 deny 192.168.10.0 0.0.0.255 any eq 23 access-list 100 deny tcp any 192.168.10.0 0.0.0.255 eq 23 access-list 100 deny tcp 192.168.10.0 255.255.255.0 eq telnet ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following frequency ranges is used for AM radio transmission? Very Low Frequency : 3 kHz to 30 kHz Medium Frequency : 300 kHz to 3 MHz None of these High Frequency : 3 MHz to 30 MHz Very High Frequency : 30 MHz to 300 MHz Very Low Frequency : 3 kHz to 30 kHz Medium Frequency : 300 kHz to 3 MHz None of these High Frequency : 3 MHz to 30 MHz Very High Frequency : 30 MHz to 300 MHz ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide? An alias for the computer name A physical address that is randomly assigned each time the computer is started A physical address that is assigned by the manufacturer The logical domain address for the workstation A logical address that identifies the workstation An alias for the computer name A physical address that is randomly assigned each time the computer is started A physical address that is assigned by the manufacturer The logical domain address for the workstation A logical address that identifies the workstation 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? PPP HDLC PAP 802.1 Frame Relay PPP HDLC PAP 802.1 Frame Relay ANSWER DOWNLOAD EXAMIANS APP
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