100-890 Online Practice Questions and Answers

Drag and drop the sizes from the left onto the availability for Webex Board on the right Not all sizes are used.

Select and Place:

What are two components of Infrastructure collaboration? (Choose two)

A. instant messaging

B. security mechanism

C. voicemail system

D. video conferencing

E. quality of service

Which distributed database allows hostnames lo be mapped to IP addresses?

A. Dynamic Host Configuration Protocol (DHCP)

B. Network Time Protocol (NTP)

C. Domain Name System (DNS)

D. Cisco Discovery Protocol

How do digital voice networks function?

A. The voice gateway can perform only a compression function

B. Both a digital signal and noise are boosted by amplifiers

C. The analog signal from the telephone is digitized into PCM signals by the voice codec

D. Digital voice networks convert the sound waves into electrical signals that are analogous to the original sound waves

How many microphone locations does Cisco Webex Desk Pro support?

A. 2

B. 4

C. 6

D. 8

Which collaboration endpoint is considered an all-in-one unit that is designed to video- enable small collaboration spaces?

A. Telepresence SX10 Quick Set

B. Telepresence SX20 Quick Set

C. Cisco MX800

D. Telepresence SX80 Codec

E. Cisco MX300 G2

What is an example of a video codec?

A. G.729

B. AAC

C. H.265

D. ILBC

In which two ways should the Secure File Transfer Protocol (SFTP) be used on a Cisco router? (Choose two )

A. SFTP must be manually enabled on the Cisco router

B. SFTP supports the full security and authentication functionality of SSH

C. SSH must be enabled on the device first before you use SFTP

D. The server does the encryption and decryption of data for data security

E. SFTP offers a subset of FTP functionality

What are two standard fiber-optic connectors? (Choose two.)

A. Lucent

B. rollover

C. subscriber

D. multidimension

E. crossover

Cisco provides a factory reset option on every IP phone model 'or phone recovery and troubleshooting. Which key on the phone should be pressed and held when plugging in the phone power to start the 7800 or 8800 series IP phone reset process?

A. # key

B. Programmable feature button

C. Settings button

D. * key