Multiple Choice Questions

(What is the difference between a DTE and a DCE?)ex 1
  • customer
  • Data Communications Equipment (DCE).
  • when you connect a home router and a DSL modem to make a DSL connection to an ISP, the router is the DTE and the modem is the DCE. The DTE communicates on the LAN, and the DCE communicates on the WAN. Sometimes the DTE and DCE are combined in the same device.
  • a router might have one WAN network adapter that connects to a fiber-optic or frame relay WAN and one LAN network adapter that connects to an Ethernet, twisted-pair LAN.
(What is the difference between a DTE and a DCE?)DTE is the responsibility of the
  • 53 bytes
  • Data Terminal Equipment (DTE)
  • ISP
  • customer
What is the frequency range of the C-band that is used by satellites?
  • customer
  • ​44.736
  • ​622.08 Mbps
  • ​3.4 - 6.7 GHz
What xDSL standard is the most popular?​
  • CSU/DSU
  • ​ADSL2+M
  • ADSL
  • ISP
In a PON system, an OLT contains a splitter that splits each port into how many logical channels?​
  • ISP
  • Carrier Ethernet Transport
  • 24
  • 32
What xDSL version provides a maximum throughput of 24 Mbps downstream and 3.3 Mbps upstream?
  • ADSL
  • ​ADSL2+M
  • customer
  • DOCSIS 3
Which option below is an advantage of leasing a frame relay circuit over leasing a dedicated circuit?
  • DOCSIS 3
  • Data Terminal Equipment (DTE)
  • ​You pay only for the bandwidth you've used.
  • Data Communications Equipment (DCE).
When using frame relay, what is the name of the identifier that routers use to determine which circuit to send frames to?
  • Data Terminal Equipment (DTE)
  • Data Communications Equipment (DCE).
  • data link connection identifier
  • Carrier Ethernet Transport
The DTE or endpoint device for a leased line is known as which device below?
  • 64 Kbps
  • customer
  • CSU/DSU
  • ​RJ-48
(What is the difference between a DTE and a DCE?)ex 2
  • Data Communications Equipment (DCE).
  • when you connect a home router and a DSL modem to make a DSL connection to an ISP, the router is the DTE and the modem is the DCE. The DTE communicates on the LAN, and the DCE communicates on the WAN. Sometimes the DTE and DCE are combined in the same device.
  • Data Terminal Equipment (DTE)
  • a router might have one WAN network adapter that connects to a fiber-optic or frame relay WAN and one LAN network adapter that connects to an Ethernet, twisted-pair LAN.
Which version of DOCSIS provides 38 Mbps per channel and requires a minimum of 4 channels to be used?
  • CSU/DSU
  • DOCSIS 3
  • ​ADSL2+M
  • ​You pay only for the bandwidth you've used.
What OC level is primarily used as a regional ISP backbone, and occasionally by very large hospitals, universities, or other major enterprises?​
  • ​RJ-48
  • MLPPP
  • OC-48
  • ​ADSL2+M
In what type of topology is each site connected to two other sites, ​providing redundancy?
  • ​ring topology
  • customer
  • split horizon​
  • ​3.4 - 6.7 GHz
What protocol is commonly used to aggregate / bond T-1 / T-3 lines?
  • ISP
  • OC-48
  • ​ADSL2+M
  • MLPPP
What is the maximum amount of throughput provided by an OC-12?​
  • ​3.4 - 6.7 GHz
  • ​44.736
  • ​622.08 Mbps
  • customer
(What is the difference between a DTE and a DCE?)carrier' s endpoint device for the WAN is called the
  • Data Communications Equipment (DCE).
  • data link connection identifier
  • Data Terminal Equipment (DTE)
  • customer
​What protocol is commonly used to aggregate / bond T-1 / T-3 lines?
  • customer
  • ISP
  • MLPPP
  • 64 Kbps
What is the maximum throughput of a DS3 connection?​
  • 53 bytes
  • ​622.08 Mbps
  • ​44.736
  • ​3.4 - 6.7 GHz
How many channels exist in a T1 connection?​
  • ​44.736
  • 24
  • ADSL
  • 32
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Multiple Choice Questions
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