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Computer Networking Test 1 Questions and Answers
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Computer Networking Test 1 Questions and Answers
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Computer Networking Test 1 Questionsand Answers
What does "forwarding" operation do in the router? - Answer-Move Packets from
router's input to the appropriate router output
Compare circuit-switching and packet switching - Answer-circuit switching - guarantees
a certain amount of end-to-end bandwidth for the duration of a call. Multiple active users
packet switching - great for bursty data, excessive congestion. single users get full
bandwidth
What is a process? - Answer-- Execution in a program
- Activity
T or F - Network core devices run user application code - Answer-False
Which layer supports the following?
- PPP
- SMTP
- IP
- UDP - Answer-- PPP - Link
- SMTP - Application
- IP - network
- UDP - transport
Problems with layering? - Answer-- one layer may duplicate low-layer functionality
- functionality at one layer may need info in another layer (this violates the goal of
layering)
Transport layer packet is called _________.
Network layer packet is called _____________.
Link Layer packet is called ___________________. - Answer-- segment
- datagram
- grame
The __________ of the host and _________________ of the destination socket are
used by a process running on one host to identify a process running on another host. -
Answer-IP address and port number
T or F - HTTP response messages never have an empty message body. - Answer-
False
T or F With non-persistent connections between browser and origin server, it is possible
for a single TCP segment to carry two distinct HTTP request messages. - Answer-False
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