100-890 Free Certification Exam Easy to Download PDF Format 2023
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Cisco 100-890 Exam Syllabus Topics:
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NEW QUESTION 13
How does the Cisco IP phone learn the voice VLAN ID?
- A. through Cisco Discovery Protocol from the Cisco Unified CM
- B. through Cisco Discovery Protocol from the voice gateway
- C. through Cisco Discovery Protocol from the switch
- D. through Cisco Discovery Protocol from the DHCP server
Answer: C
NEW QUESTION 14
How can the IP address of the Cisco Webex Room 70D system be found?
- A. On the Touch 10 controller screen, tap Setup in the upper-left comer and tap Settings followed by About this device
- B. On the Touch 10 controller screen tap Setup in the upper-left comer and tap Configurations followed by Network
- C. On the Touch 10 controller screen tap System Name In the upper-left comer and tap Configurations followed by Network
- D. On the Touch 10 controller screen, tap System Name m the upper-left comer and tap Settings followed by About this device.
Answer: D
NEW QUESTION 15
What might require certificate validation before being used?
- A. Transport Layer Protocols
- B. Transport Layer Security
- C. Transport Layer Devices
- D. Transport Layer Networking
Answer: B
NEW QUESTION 16
Which two signaling protocols does Cisco Unified Communication Manager support for the Cisco IP phones?
(Choose two)
- A. SCCP
- B. H.323
- C. RTP
- D. MGCP
- E. SIP
Answer: B,E
NEW QUESTION 17
What is the purpose of Intelligent Proximity?
- A. Speaker tracking
- B. Presenter tracking
- C. Content sharing
- D. Camera control
Answer: C
Explanation:
https://www.cisco.com/c/dam/en/us/td/docs/telepresence/endpoint/ce92/touch10-sx10-sx20-sx80-mx200g2-mx300g2-mx700-mx800-room-kit-user-guide-ce92.pdf
NEW QUESTION 18
Which screen size does the Cisco DX80 offer?
- A. 12-inch 16:9
- B. 27-inch 4K
- C. 14-inch 16:9
- D. 23-inch 16:9
Answer: D
Explanation:
Connect with your team right from your desk with this Cisco Webex DX80 Desktop Collaboration System. The 23-inch LCD monitor with 1920 x 1080 resolution provides optimal clarity for video calls.
https://www.cisco.com/c/en/us/products/collateral/collaboration-endpoints/webex-desk-series/datasheet-c78-731879.html
NEW QUESTION 19
Which protocol is designed to time-synchronize a network of machines?
- A. Network Time Protocol (NTP)
- B. Domain Name System (DNS)
- C. Dynamic Host Configuration Protocol (DHCP)
- D. Cisco Discovery Protocol
Answer: A
Explanation:
Network Time Protocol (NTP) is an internet protocol used to synchronize with computer clock time sources in a network. It belongs to and is one of the oldest parts of the TCP/IP suite. The term NTP applies to both the protocol and the client-server programs that run on computers.
https://www.techtarget.com/searchnetworking/definition/Network-Time-Protocol#:~:text=Network%20Time%20Protocol%20(NTP)%20is,programs%20that%20run%20on%20computers.
NEW QUESTION 20
From the Diagnostics page, what color is clearly marked for warnings issue
- A. green
- B. yellow
- C. orange
- D. red
Answer: B
Explanation:
https://www.cisco.com/c/dam/en/us/td/docs/telepresence/endpoint/ce94/room-kit-administrator-guide-ce94.pdf
NEW QUESTION 21
Which collaboration endpoint is considered an all-in-one unit that is designed to video-enable small collaboration spaces?
- A. Telepresence SX20 Quick Set
- B. Telepresence SX80 Codec
- C. Cisco MX300 G2
- D. Cisco MX800
- E. Telepresence SX10 Quick Set
Answer: E
NEW QUESTION 22
Which screen size does the Cisco DX80 offer?
- A. 12-inch 16:9
- B. 27-inch 4K
- C. 14-inch 16:9
- D. 23-inch 16:9
Answer: D
Explanation:
Explanation
Connect with your team right from your desk with this Cisco Webex DX80 Desktop Collaboration System.
The 23-inch LCD monitor with 1920 x 1080 resolution provides optimal clarity for video calls.
https://www.cisco.com/c/en/us/products/collateral/collaboration-endpoints/webex-desk-series/datasheet-c78-731
NEW QUESTION 23
Which distributed database allows hostnames lo be mapped to IP addresses?
- A. Network Time Protocol (NTP)
- B. Dynamic Host Configuration Protocol (DHCP)
- C. Cisco Discovery Protocol
- D. Domain Name System (DNS)
Answer: D
Explanation:
Explanation
https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst3750x_3560x/software/release/12-2_55_se/configura
NEW QUESTION 24
What is the purpose of Intelligent Proximity?
- A. Speaker tracking
- B. Presenter tracking
- C. Content sharing
- D. Camera control
Answer: C
Explanation:
Explanation
https://www.cisco.com/c/dam/en/us/td/docs/telepresence/endpoint/ce92/touch10-sx10-sx20-sx80-mx200g2-mx3
NEW QUESTION 25
What does the status LED abound the power button on the DX80 mean when it repeatedly flashes twice?
- A. normal operation
- B. no network connection
- C. standby mode
- D. incoming call
Answer: B
Explanation:
https://www.cisco.com/c/dam/en/us/td/docs/telepresence/endpoint/ce90/dx70-dx80-administrator-guide-ce90.pdf
NEW QUESTION 26
Which misled Certificate Authorities {CAs) are necessary to validate the certificates of external servers (HTTPS and syslog)?
- A. Custom
- B. Preinstalled
- C. Custom and Collaboration Edge
- D. Collaboration Edge
Answer: D
NEW QUESTION 27
In an Enterprise VoIP Telephony network, how does the Osco Unified Communications Manager function?
- A. as a packet telephony network device
- B. as a circuit-switched telephone network device
- C. as a media switched telephone network device
- D. as a public switched telephone network device
Answer: A
NEW QUESTION 28
After replacing a Webex endpoint device codec, which three common tasks should be performed for operation verification? (Choose three )
- A. Network connection speed test
- B. Adjust display settings
- C. Turn volume lo maximum output
- D. Content sharing
- E. Camera operation
- F. Test call
Answer: D,E,F
NEW QUESTION 29
Which two components will Cisco Webex Room 55 Dual support? (Choose two.)
- A. Wheel Mount configuration
- B. 4x lenses speaker track
- C. one 55-in display 4K LED screen
- D. two microphone input devices and three video output devices
- E. three microphone input devices and two video output devices
Answer: C,E
Explanation:
Explanation
https://www.cisco.com/c/en/us/products/collateral/collaboration-endpoints/webex-room-series/datasheet-c78-741
NEW QUESTION 30
Which two features are provided by the Cisco Unified Communications Manager signaling and device control function? (Choose two )
- A. quick dialing
- B. call tear-down
- C. call setup
- D. transmission of audio/video media between endpoints
- E. phone book service
Answer: B,C
Explanation:
Signaling and device control: CUCM sets up all the signaling connections between call endpoints and directs devices such as phones, gateways, and conference bridges to establish and tear down streaming connections. Signaling is also referred to as call control and call setup/call teardown.
https://www.ciscopress.com/articles/article.asp?p=1216890&seqNum=2
NEW QUESTION 31
Which two devices can provide a Cisco IP phone the network connection and power necessary for the phone to function in the IP telephony network? (Choose two )
- A. Cisco Unified Communications Manager PoE port
- B. Cisco Voice Gateway PoE port
- C. Cisco TelePresence codec
- D. Cisco Catalyst PoE switch
- E. IP phone power adapter with Ethernet port
Answer: B,D
NEW QUESTION 32
Which feature in online meeting software facilitates conversing before during, and after meetings to keep the work moving forward and productive?
- A. video conferencing
- B. screen sharing
- C. intuitive controls
- D. integrated instant messaging
Answer: A
NEW QUESTION 33
What is an example of a video codec?
- A. ILBC
- B. AAC
- C. G.729
- D. H.265
Answer: D
Explanation:
https://en.wikipedia.org/wiki/Video_coding_format#:~:text=Examples%20of%20video%20coding%20formats,RV40%2C%20VP9%2C%20and%20AV1.
NEW QUESTION 34
Which CLI command gels more information about a microphone?
- A. xstatus audio microphones
- B. xconfig audio microphones
- C. xiconfig /audio-m
- D. xcommand microphones?
Answer: A
NEW QUESTION 35
Which core component is supported by the Cisco Meeting Server 1000 and 2000, in addition to the Call Bridge, XMPP Server, and Database core components?
- A. Web Bridge
- B. Load Balancer
- C. Turn Server
- D. H.323 Gateway
Answer: C
Explanation:
https://www.cisco.com/c/dam/en/us/td/docs/conferencing/ciscoMeetingServer/Installation/Cisco-Meeting-Server-2000-Installation-Guide.pdf
NEW QUESTION 36
When completing the remedial procedures on the Cisco Webex DX80. an option key is required (or activating optional functionality such as MultiSite Which two types of information does the customer administrator need to transfer the license and generate the option key? (Choose two)
- A. customer license account number
- B. RMA number
- C. serial numbers of the new DX80 and the replaced DX80
- D. DX80 part number
- E. Current option key
Answer: C,E
NEW QUESTION 37
How do digital voice networks function?
- A. Digital voice networks convert the sound waves into electrical signals that are analogous to the original sound waves
- B. The analog signal from the telephone is digitized into PCM signals by the voice codec
- C. Both a digital signal and noise are boosted by amplifiers
- D. The voice gateway can perform only a compression function
Answer: A
NEW QUESTION 38
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