Question Detail First network which was made available IBMm Token Ring 1985Novell NetwareIBM PC Network 1984DECNet 1980 Answer: Option D Similar Questions : 1. Communication mode which supports data in both directions at the same time is called simplexFull duplex Half duplexmultiplex Answer: Option B 2. First network which was made available IBMm Token Ring 1985Novell NetwareIBM PC Network 1984DECNet 1980 Answer: Option D 3. Dialogue control and token management are responsibilities of Network layerSession LayerTransport LayerNone of above Answer: Option B 4. Which among following is correct Protocol converters are the same as multiplexersProtocol converters are the same as TDMsProtocol converters are usually not operated in pairsNone of above Answer: Option C 5. A communication network which is used over regional, national or global area is LANWANMANVAN Answer: Option B Read more from - Networking Basics Questions Answers