100-890 Online Practice Questions and Answers

What might require certificate validation before being used?

A. Transport Layer Devices

B. Transport Layer Protocols

C. Transport Layer Networking

D. Transport Layer Security

Which command shows the status of power supplies and sensor temperatures?

A. show hardware

B. show module

C. show environment

D. show diag

What provides the coding and decoding translation between analog and digital facilities?

A. Transformer

B. Translator

C. Converter

D. Codec

Which two features are provided by the Cisco Unified Communications Manager signaling and device control function? (Choose two )

A. quick dialing

B. phone book service

C. call tear-down

D. call setup

E. transmission of audio/video media between endpoints

Which two USB file system formats do Cisco routers support? (Choose two)

A. NTFS

B. FAT32

C. FAT12

D. FAT16

E. exFAT

What does the status LED abound the power button on the DX80 mean when it repeatedly flashes twice?

A. standby mode

B. incoming call

C. no network connection

D. normal operation

Which three statements describe the Cisco TelePresence Management Suite (TMS)? (Choose three.)

A. TMS is aware of the call signaling between the call control device and the endpoints

B. TMS can integrate with Microsoft Exchange and Outlook to support flexible meeting scheduling

C. The complexity of a TMS installation is determined by the number of Cisco Unified Communication Manager platforms in a Cisco Unified CM deployment

D. TMS provides distributed control for on-site and remote video systems

E. TMS provides centralized control for on-site and remote video systems

F. TMS is a portal for managing and monitoring a video conferencing network

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

A. They operated at a high expense.

B. They produced an unreliable image quality

C. They produced high-resolution image quality

D. They had not been invented yet.

E. They operated at a high frame rate

Which VoIP network component provides Call Admission Control (CAC), bandwidth control and management, and address translation?

A. Gatekeeper

B. Multipoint Control Unit

C. Gateway

D. IP Phone

How can Quality of Service be described?

A. Speed is the maximum amount of Information in bits per second that can be transmitted across a network

B. Relay is the finite amount of time that it takes a packet to reach the receiving endpoint after being transmitted from the sending endpoint

C. Packet loss is a relative measure of the number of packets that were not received compared to the total number of packets transmitted

D. Latency is the difference in the end-to-end delay between packets