Computer Networking The physical layer, in reference to the OSI model, defines the interface between the X.25 network and packet mode device the virtual circuit interface to packet-switched service None of these All of these data link procedures that provide for the exchange of data via frames that can be sent and received the interface between the X.25 network and packet mode device the virtual circuit interface to packet-switched service None of these All of these data link procedures that provide for the exchange of data via frames that can be sent and received ANSWER DOWNLOAD EXAMIANS APP
Computer Networking We can receive data either through our television aerial or down our telephone lines and display this data on our television screen. What is the general name given to this process? Telesoftware Teletext Viewdata Videotex None of these Telesoftware Teletext Viewdata Videotex None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Bulletin board system is a modem capable of accepting commands converts analog signals to digital signals is a public access message system None of these converts digital signals to analog signals is a modem capable of accepting commands converts analog signals to digital signals is a public access message system None of these converts digital signals to analog signals ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The encoding method specified in the EIA-232 standard is _____. Differential Manchester NRZ-I None of these NRZ-L Manchester Differential Manchester NRZ-I None of these NRZ-L Manchester ANSWER DOWNLOAD EXAMIANS APP
Computer Networking You are working with a network that has the network ID 192.168.10.0. What subnet should you use that supports up to 25 hosts and a maximum number of subnets? 255.255.255.252 255.255.255.240 255.255.255.248 255.255.255.192 255.255.255.224 255.255.255.252 255.255.255.240 255.255.255.248 255.255.255.192 255.255.255.224 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking If you wanted to deny FTP access from network 200.200.10.0 to network 200.199.11.0 but allow everything else, which of the following command strings is valid? access-list 110 deny 200.200.10.0 to network 200.199.11.0 eq ftpaccess-list 111 permit ip any 0.0.0.0 255.255.255.255 access-list 198 deny tcp 200.200.10.0 0.0.0.255 200.199.11.0 0.0.0.255 eq ftpaccess-list 198 permit ip any 0.0.0.0 255.255.255.255 access-list 1 deny ftp 200.200.10.0 200.199.11.0 any any access-list 100 deny tcp 200.200.10.0 0.0.0.255 200.199.11.0 0.0.0.255 eq ftp access-list 110 deny 200.200.10.0 to network 200.199.11.0 eq ftpaccess-list 111 permit ip any 0.0.0.0 255.255.255.255 access-list 198 deny tcp 200.200.10.0 0.0.0.255 200.199.11.0 0.0.0.255 eq ftpaccess-list 198 permit ip any 0.0.0.0 255.255.255.255 access-list 1 deny ftp 200.200.10.0 200.199.11.0 any any access-list 100 deny tcp 200.200.10.0 0.0.0.255 200.199.11.0 0.0.0.255 eq ftp ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS