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2016 Master > No Card (Larry) > Flashcards

Flashcards in No Card (Larry) Deck (50)
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1

RF power is a ___ log function.

10

2

Often used to refer to the range of frequencies able to distribute telecommunications services.

Bandwith

3

According to the MOCA specifications the maximum coax signal path between two devices is what?

300 ft

4

For Comcast, the RF energy that gets into out plant is known as ingress or what?

RFI

5

We partnered with ____to make the purchase process seamless. (easy ordering)

Amazon

6

A suite of applications that enable customers to enjoy the services they have from comcast on as as many platforms as possible.

Converged Products

7

Formally referred to as OCAP, it is a technical standard, which is used in the cable networks of North America.

Tru2way

8

Is an industry-led consortium of over 200 broadcasters, manufactuers, network operators, software developers & regulators from around the world.

DVB Project

9

Effective _____, cable operators must allow self-installation of cablecards.

11/1/2011

10

What does the "u" mean when referring to HD-uDTA?

Indicates that this box will work on the cisco or motorola plant

11

The four main types of dispays are?

Flat Panel, Front Projection, REar projection, Direct View

12

Whats is the 720 interlaced standard notation?

There is none

13

A german physicist, investigated galvanic currents and established the mathematical relationship between voltage, current, and resistance.

Georg Simon ohm

14

Is simply a flow if IP data supplied to a processor at a rate fast enough for real-time decoding

Streaming

15

A set of protocols that enable network devices to automatically discover each others presence

UPnP (Universal Plug and Play)

16

Whats is the term for amplified reflection that can cause return problems?

CPD (common path distortion)

17

What alerts an Xfinity Voice customer to a new voice mail message?

Stutter Dial tone

18

What are the 3 types of calls>

(Local) Domestic, International, Operator Assisted

19

What do you dial in order to place an international call?

011 + country code

20

What are the 3 ways a customer can access Enhanced Voicemail?

1. Dial *99
2. Dial home telehphone number
3. Online, through Xfinity Connect

21

If a customer is only subscribing to Xfinity Voice, the login will be what?

10 digit home telephone number and voicemail password

22

With a supervisory voltage of 42-48 VDC, what would be the tip and ring side voltages?

Tip Side - 0V
Ring Side - (-48V)

23

In North America what is the standard ring pattern?

2 sec of ring voltage followed by a 4 second pause

24

In legacy telephone networks, talk batter & ring voltage, come from where>

Central Office

25

What would you request if you had a vintage rotart phone with xfinity voice

Pulse Dial capability

26

How would you access the GUI to check signal of an eMTA?

192.168.100.1

27

What are the 3 methods for activating Xfinity Voice Services?

1. Technet (Tech360)
2. Online tech activation tool
3.IVR

28

These are the 3 troubleshooting zones where an Xfinity Voice problem may occur

RF or Coax
Copper wiring or jacks
eMTA (gateway)

29

What are the 5 versions of DOCSIS?

1.0, 1.1, 2.0, 3.0, 3.1

30

What version of DOCSIS introduced support for IPV6?

DOCSIS 3.0

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