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COMPTIA Network+ N10- 009|Comprehensive Q&A For Certification Success 2026

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COMPTIA Network+ N10- 009|Comprehensive Q&A For Certification Success 2026

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COMPTIA Network+ N10- 009|Comprehensive Q&A For Certification Success 2026

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COMPTIA Network+ N10-
009|Comprehensive Q&A For
Certification Success 2026

Which Layer 4 protocol does not use a handshake to establish a session? -

correct-answer - UDP

How do you scale a spine-leaf architecture? - correct-answer - Add more leaf

switches, and connect them to every spine switch

If a router does not have a route to a destination, what will the router do? -

correct-answer - It will discard the packet and send an ICMP unreachable

message to the sender

, 2|Page

Which neighbor discovery protocol is vendor neutral? - correct-answer - LLDP

Besides congestion, what causes runts and collisions? - correct-answer - duplex

mismatch

What does a switch do with a frame that has a broadcast, multicast, or unknown

unicast destination address? - correct-answer - It floods the frame out all ports,

including down trunk links, except the port it received the frame on

What does a switch build to know which device is connected to which port? -

correct-answer - MAC table

What did switches traditionally use to block switching loops? - correct-answer -

Spanning-Tree Protocol (STP)

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Uploaded on: August 18, 2026
Number of pages: 11
Written in: 2026/2027
Type: Exam (elaborations)
Contains: Questions & answers

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