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WGU D413 Objective Assessment (NEW 2026/ 2027 Update) Telecommunications and Wireless Communications Review| Questions & Answers | Grade A| 100% Correct (Verified Solutions)

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Course WGU D413 (D413)
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WGU D413 Objective Assessment (NEW 2026/ 2027 Update) Telecommunications and Wireless Communications Review| Questions & Answers | Grade A| 100% Correct (Verified Solutions)

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WGUl D413l Objectivel Assessmentl (NEWl
2026/l 2027l Update)l Telecommunicationsl
andl Wirelessl Communicationsl Review|l
Questionsl &l Answersl |l Gradel A|l 100%l
Correctl (Verifiedl Solutions)

QUESTION
Whichl typel ofl modeml hasl beenl brandedl asl al broadbandl device?

Cablel modem
56kl modem
CSU/DSUl modem
Satellitel modem



Answer:
Cablel modem




QUESTION
Whichl typel ofl modeml hasl thel slowestl transmissionl rate?

56kl modem
Cablel modem
DSLl modem
ISDNl modem


Answer:
56kl modem

,QUESTION
Whichl networkingl componentl isl usedl tol providel al devicel withl al wirelessl connectionl
pointl tol al network?

Router
Server
Switch
Client



Answer:
Router




QUESTION
Whichl networkl componentl facilitatesl thel connectionl ofl al networkl devicel tol otherl
networkl devicesl andl tol thel internet?

Router
Switch
Host
Bridge


Answer:
Router




QUESTION
Al networkl administratorl wantsl tol extendl thel rangel ofl wirelessl connectivityl withinl thel
network.

Whichl devicel isl usedl forl thisl purpose?

Repeater

,Switch
Hub
Bridge


Answer:
Repeater




QUESTION
Al networkl engineerl needsl tol connectl twol networkl devicesl thatl arel 150l metersl apartl
usingl Catl 5el cable.

Whichl networkl componentl canl bel usedl tol facilitatel improvedl signall transmissionl inl thisl
case?

Repeater
Switch
Modem
Router


Answer:
Repeater




QUESTION
Al networkl administratorl isl askedl tol providel al singlel privatel /24l subnetl forl al newl
networkl segmentl froml thel companyl addressl managementl tool.

Whichl classlessl inter-domainl routingl (CIDR)l notationl willl bel usedl tol representl al
privatel /24l subnet?

10.0.0.0l 255.255.255.0
192.168.1.0l 255.255.255.255
8.10.120.0l 255.255.255.0
10.0.0.0l 255.255.255.128

, Answer:
10.0.0.0l 255.255.255.0




QUESTION
Twol computersl needl tol bel directlyl connectedl withinl al network.

Whichl Ethernetl cablel shouldl bel usedl tol connectl thel computers?

Straight-through
Coaxial
Fiber-optic
Categoryl 3


Answer:
Straight-through




QUESTION
Al studentl isl researchingl howl personall devicesl connectl tol otherl devicesl usingl Bluetoothl
technology.l

Whichl IEEEl standardl workingl groupl canl thel studentl referencel tol learnl morel aboutl
Bluetoothl connections?

802.15
802.35
802.18
802.24



Answer:
802.15

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