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Cnit 344 Exam 1 Retake Questions And And Answers With Verified Solutions 100% Correct!!!
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Cnit 344 Exam 1 Retake Questions And And Answers With Verified Solutions 100% Correct!!!
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Cnit 344 Exam 1 Retake Questions AndAnd Answers With Verified Solutions
100% Correct!!!
How many wires are required for a patch cable on an ethernet network? -
ANSWER✔✔4
What are the four topologies? - ANSWER✔✔mesh, star, bus, ring
What is the layer that controls transmission, reception, and addressing of frames?
- ANSWER✔✔Data link: CSMA/CD
What is the layer that grants a device permission to transmit over a network? -
ANSWER✔✔Data link: token passing
What is the layer that controls transmission, reception, and addressing of
bitstreams? - ANSWER✔✔Physical
10BaseT is represented by - ANSWER✔✔10/-/-
Gigabit Ethernet is represented by - ANSWER✔✔-/100/-
Fast Ethernet is represented by - ANSWER✔✔-/-/1000
what can this 10/100/100 not do? - ANSWER✔✔token ring
This transmission mode sends one bit at a time - ANSWER✔✔serial
This transmission mode sends multiple bits at a time - ANSWER✔✔parallel
This transmission mode sends bits based on a time - ANSWER✔✔Synchronous
This transmission mode sends bits based on time but has a gap between -
ANSWER✔✔Isochronous
, This transmission mode sends bits based on start and stop signals -
ANSWER✔✔Asynchronous
How is serial different than parallel? - ANSWER✔✔send data over long distances,
nearly all LAN/WAN technologies use this, Ethernet
With Synchronous Data Transmission timing is maintained regardless of presence
of data (T/F) - ANSWER✔✔True
Signaling and network architecture elements are which layers? -
ANSWER✔✔Physical and data link
What is throughput? - ANSWER✔✔Sum of successful packets * avg packet
size/total time to send
Purpose of the twists in twist cabling? - ANSWER✔✔To prevent/reduce noise
What layer has two sub layers - ANSWER✔✔Data link
What are the sub layers? - ANSWER✔✔LLC, MAC
This type of domain is when a host is connected to a switch port -
ANSWER✔✔Collision
This type of domain is when a host is connected to a router and if no router the
default is 0 - ANSWER✔✔Broadcast
What is frequency modulation? - ANSWER✔✔The change of how often a wave
occurs
What is amplitude modulation? - ANSWER✔✔The change of height of a
wavelength
What is phase modulation? - ANSWER✔✔The change of the type of a wavelength
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