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Cisco 100-890 Supporting Cisco Collaboration Devices Exam Practice Test

Demo: 9 questions
Total 60 questions

Supporting Cisco Collaboration Devices Questions and Answers

Question 1

What is an example of a video codec?

Options:

A.

G.729

B.

AAC

C.

H.265

D.

ILBC

Question 2

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

Options:

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

Question 3

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

Options:

A.

Dynamic Host Configuration Protocol (DHCP)

B.

Network Time Protocol (NTP)

C.

Domain Name System (DNS)

D.

Cisco Discovery Protocol

Question 4

Which two signaling protocols does Cisco Unified Communication Manager support for the Cisco IP phones? (Choose two)

Options:

A.

SIP

B.

H.323

C.

MGCP

D.

RTP

E.

SCCP

Question 5

What is based on the Bootstrap Protocol (BOOTP) and provides the framework for passing configuration information to hosts on a TCP/IP network?

Options:

A.

Domain Name System (DNS)

B.

Dynamic Host Configuration Protocol (DHCP)

C.

Cisco Discovery Protocol

D.

Network Time Protocol (NTP)

Question 6

Which type of network can transmit data voice and video or any combination of these services over the same networks?

Options:

A.

traditional network

B.

dedicated network

C.

multimode network

D.

converged network

Question 7

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?

Options:

A.

# key

B.

Programmable feature button

C.

Settings button

D.

* key

Question 8

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

Options:

A.

Transformer

B.

Translator

C.

Converter

D.

Codec

Question 9

How many microphone input devices does Cisco Webex Room 70 G2 support?

Options:

A.

2

B.

4

C.

6

D.

8

Demo: 9 questions
Total 60 questions