Progression: Field Tech III - IV
Conventional Questions and Answers
Already Graded A
The Open Systems Interconnection reference model (OSI/RM) Network Layer serves which
primary purpose? ✔✔It uses Layer 3 addresses t
...
Progression: Field Tech III - IV
Conventional Questions and Answers
Already Graded A
The Open Systems Interconnection reference model (OSI/RM) Network Layer serves which
primary purpose? ✔✔It uses Layer 3 addresses to create multiple routed networks.
The address 68.56.189.17 belongs to which Internet protocol (IP) class? ✔✔Class A
What happens to a datagram sent by a higher level protocol to a 127.x.y.z address? ✔✔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? ✔✔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? ✔✔Decapsulate the packet.
What network information can be determined from a logical Internet protocol (IP) address?
✔✔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)? ✔✔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? ✔✔The Data Link Layer.
All computers running on the transmission control protocol/Internet protocol (TCP/IP) suite have
which of the following in common? ✔✔Each computer is assigned its own Internet protocol (IP)
address.
A repeater operates at which layer of the Open Systems Interconnection reference model
(OSI/RM)? ✔✔The Transport Layer.
Which Dynamic Host Configuration Protocol (DHCP) network address allocation mechanism
assigns a host a temporary IP address? ✔✔Dynamic
Which two choices are examples of trivial file transfer protocol (TFTP) use? (Choose two.)
✔✔Download router upgrades. And
Software upgrades to IP telephones.
How does the Domain Name System (DNS) resolve fully qualified domain names (FQDN) to IP
addresses? ✔✔By looking up the names in an address mapping database.
Which TCP/IP application allows us to transfer files either within a browser or at the command
line? ✔✔File transfer protocol (FTP).
Which statement best describes Internet Messag
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