Supporting Cisco Collaboration Devices

Here you have the best Cisco 100-890 practice exam questions

You have 60 total questions to study from
Each page has 5 questions, making a total of 12 pages
You can navigate through the pages using the buttons at the bottom
This questions were last updated on December 17, 2025
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Question 1 of 60

Which two statements describe subnetting? (Choose two.)

It is a physical layer (OSI layer 1) construct.

The broadcasts from subnet 172.16.1.0 are detected by subnet 172.16.2.0.

Network traffic is reduced.

Subnetting is equal to a broadcast domain.

It is a logical local area network.

Correct Answer: C, E

Question 2 of 60

What are two reasons that video conferencing solutions developed before the 1990s were impractical? (Choose two.)

They had not been invented yet.

They operated at a high frame rate.

They operated at a high expense.

They produced high-resolution image quality.

They produced an unreliable image quality.

Correct Answer: C, E

Question 3 of 60

How does the Cisco IP phone learn the voice VLAN ID through Cisco Discovery Protocol?

from the switch

from the Cisco Unified CM

from the voice gateway

from the DHCP server

Correct Answer: A

Question 4 of 60

Which feature in online meeting software facilitates conversing before, during, and after meetings to keep the work moving forward and productive?

video conferencing

integrated instant messaging

intuitive controls

screen sharing

Correct Answer: B

Question 5 of 60

Which media-independent and network-independent protocol runs on Cisco devices and enables networking applications to learn about directly connected devices nearby?

Network Time Protocol (NTP)

Dynamic Host Configuration Protocol (DHCP)

Cisco Discovery Protocol

Domain Name System (DNS)

Correct Answer: C