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Flashcards in ct3 Deck (404)
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1

Aspect ratio of HDTV

16:9

2

Preferred method of coax cable routing

Home Run

3

What is CRT?

cathode ray tube

4

What four services are business class TV customers not eligible to receive?

PPVVODDVRPremium channels

5

What does REN stand for?

Ring equivalency number

6

How much REN do we suppoprt?

5

7

DOCSIS

Data Over Cable Services Interface Specification

8

What ensures interoperability of cable modems from various manufacturers?

DOCSIS

9

What does MoCA stand for?

Multimedia over Coax Alliance

10

Name four COMCAST business services

TVPhoneInternetTeleworker

11

What is the delay between transmission and arrival of a packet?

latency

12

What is it called when packets are received in the wrong order?

jitter

13

In general, business customers sign a __ to __ year contract.

2 to 5

14

What does the term POTS mean?

Plain Old Telephone System

15

What is the name of the dial tone a customer will hear when they have voicemail?

stutter

16

what does CMTS stand for?

Cable Modem Termination System

17

How many pairs should there be in a fax machine flat satin?

1 pair

18

What does EDTV stand for?

Enhanced Definition TV

19

What is the resolution of EDTV?

480p

20

What does eMTA stand for?

embedded mutimedia terminal adapter

21

All lights flashing on an eMTA indicate what type of problem?

Foreign Voltage

22

What does VOIP stand for?

Voice Over Internet Protocol

23

List the 3 pairs in order of older station wire?

Green/Red Black/Yellow White/Blue

24

What tools can you use to check polarity on a phone line?

Butt Set and Toner

25

Internet phone services transmit calls over a ______ network.

Public

26

What is the supervisory voltage provided by an eMTA?

48 VDC

27

What connection type provides both audio and video?

HDMI

28

Out of the following colors: Green/Red Yellow/Black list the tip and ring.

green-tipred-ringyellow-ringblack-tip

29

What is DHCP?

Dynamic Host Configuration Protocol

30

What is QAM?

Quadrature Amplitude Modulation