Ch 12 Question and answers verified to
pass
Which of the following is an advantage of leasing a frame relay circuit over
leasing a dedicated circuit?
a. You are guaranteed to receive the maximum amount of bandwidth specified
in the circuit contract
b. You pay only for the bandwidth you require
c. The paths that your data will take are always known
d. Frame relay is a newly established network technology with more features
than other technology - correct answers b. You pay only for the bandwidth you
require
Which statement regarding the use of cable modems is NOT accurate?
a. Modems that utilize the DOCSIS 3.0 or 3.1 standard are backward
compatible with older DOCSIS networks
b. DOCSIS 3.1 allows for full duplex speeds up to 10 Gbps
c. Cable modems only operate at the Physical layer of the OSI model
d. Cable broadband provides a dedicated and continuous connection - correct
answers c. Cable modems only operate at the Physical layer of the OSI model
Which of the following Layer 1 WAN technologies is not normally used as last
mile service, but rather traverses multiple ISP networks, connecting these
networks to the Internet backbone?
a. SONET (Synchronous Optical Network)
b. T-carrier (T1s, fractional T1s, and T3s)
c. Carrier-Ethernet Transport (CET)
d. digital subscriber line (DSLs) - correct answers a. SONET (Synchronous
Optical Network)
pass
Which of the following is an advantage of leasing a frame relay circuit over
leasing a dedicated circuit?
a. You are guaranteed to receive the maximum amount of bandwidth specified
in the circuit contract
b. You pay only for the bandwidth you require
c. The paths that your data will take are always known
d. Frame relay is a newly established network technology with more features
than other technology - correct answers b. You pay only for the bandwidth you
require
Which statement regarding the use of cable modems is NOT accurate?
a. Modems that utilize the DOCSIS 3.0 or 3.1 standard are backward
compatible with older DOCSIS networks
b. DOCSIS 3.1 allows for full duplex speeds up to 10 Gbps
c. Cable modems only operate at the Physical layer of the OSI model
d. Cable broadband provides a dedicated and continuous connection - correct
answers c. Cable modems only operate at the Physical layer of the OSI model
Which of the following Layer 1 WAN technologies is not normally used as last
mile service, but rather traverses multiple ISP networks, connecting these
networks to the Internet backbone?
a. SONET (Synchronous Optical Network)
b. T-carrier (T1s, fractional T1s, and T3s)
c. Carrier-Ethernet Transport (CET)
d. digital subscriber line (DSLs) - correct answers a. SONET (Synchronous
Optical Network)
