Computer Networking
Which layer 1 devices can be used to enlarge the area covered by a single LAN segment?1. Switch2. NIC3. Hub4. Repeater5. RJ45 transceiver

All of these
1 and 3
3 and 4
1 only
5 only

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Computer Networking
Terminals are required for

realtime, timesharing, and distributed processing
realtime, batch processing, and timesharing
realtime, distributed processing, and manager inquiry
None of these
realtime, timesharing, and message switching

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Computer Networking
The application layer of a network

defines the user's port into the network
None of these
All of these
establishes, maintains, and terminates virtual circuits
consists of software being run on the computer connected to the network

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