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 data link procedures that provide for the exchange of data via frames that can be sent and received All of these the interface between the X.25 network and packet mode device the virtual circuit interface to packet-switched service None of these data link procedures that provide for the exchange of data via frames that can be sent and received All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Data communications system depends on four fundamental characteristics Sender Timeliness Medium Receiver Sender Timeliness Medium Receiver ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following services use TCP?1. DHCP2. SMTP3. HTTP4. TFTP5. FTP 1, 2 and 4 1, 3 and 4 2, 3 and 5 1 and 2 1, 2 and 4 1, 3 and 4 2, 3 and 5 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking If the ASCII character G is sent and the character D is received, what type of error is this? multiple-bit None of these burst recoverable single-bit multiple-bit None of these burst recoverable single-bit ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the name of the device that connects two computers by means of a telephone line? None of these cable bus modem Tape None of these cable bus modem Tape ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following types of connections can use full duplex?1. Hub to hub2. Switch to switch3. Host to host4. Switch to hub5. Switch to host 2, 3 and 5 3 and 5 3 and 4 1, 2 and 4 2, 3 and 5 3 and 5 3 and 4 1, 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
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