Computer Networking An internetworking protocol that provides virtual circuit service across multiple X.25 protocol, is X.400 X.75 X.21 None of these X.25 X.400 X.75 X.21 None of these X.25 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Packet Switch Stream (PSS) was introduced in None of these the UK in 1980 None of these the US in 1961 the US in 1961 (&) the UK in 1981 None of these the UK in 1980 None of these the US in 1961 the US in 1961 (&) the UK in 1981 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The slowest transmission speeds are those of fiber-optic cable microwaves twisted-pair wire coaxial cable fiber-optic cable microwaves twisted-pair wire coaxial cable ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Establishing a virtual connection is functionally equivalent to Physically connecting a DTE and DCE Placing a modem prior to a conversation None of these Connecting as virtual memory Placing a telephone call prior to a conversation Physically connecting a DTE and DCE Placing a modem prior to a conversation None of these Connecting as virtual memory Placing a telephone call prior to a conversation ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Why does the data communication industry use the layered OSI reference model?1. It divides the network communication process into smaller and simpler components, thus aiding component development, design, and troubleshooting.2. It enables equipment from different vendors to use the same electronic components, thus saving research and development funds.3. It supports the evolution of multiple competing standards and thus provides business opportunities for equipment manufacturers.4. It encourages industry standardization by defining what functions occur at each layer of the model. 1 and 4 1 only 2 and 3 3 only 1 and 4 1 only 2 and 3 3 only ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which address is the loopback address? 255.255.255.255 127.0.0.1 0.0.0.1 None of these 127.0.0.0 255.255.255.255 127.0.0.1 0.0.0.1 None of these 127.0.0.0 ANSWER DOWNLOAD EXAMIANS APP