Progression: Field Tech III - IV Conventional |545 questions| with correct answers
The Open Systems Interconnection reference model (OSI/RM) Network Layer serves which primary purpose? CORRECT ANSWER It uses Layer 3 addresses to create multiple routed networks. The address 68.56.189.17 belongs to which Internet protocol (IP) class? CORRECT ANSWER Class A What happens to a datagram sent by a higher level protocol to a 127.x.y.z address? CORRECT ANSWER The datagram loops back inside the host and never leaves the network interface card (NIC). Which device evaluates and acts upon a packet's Internet protocol (IP) address? CORRECT ANSWER Router. The Network Layer must do what to a received frame first, in order to determine the route over which it will forward the datagram to the next network? CORRECT ANSWER Decapsulate the packet. What network information can be determined from a logical Internet protocol (IP) address? CORRECT ANSWER The host portion and network portion. The physical address of a device is processed by which layer of the Open Systems Interconnection reference model (OSI/RM)? CORRECT ANSWER The Physical Layer. Which layer of the Open Systems Interconnection reference model (OSI/RM) would you suspect as being the problem when packets are arriving at the server but no information is being returned to the client? CORRECT ANSWER The Data Link Layer.
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