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Flashcards in cct4 Deck (237)
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1

What are benefits of a Key System (PBX)?

1.Allows a group of phone stations to access a common set of phone lines2.Fewer business lines can be purchased3.Additional built in features such as music on hold and call transfer

2

This device enables operators to deliver * lines of telephony, tiered data and other advanced Internet Protocol services

eMTA

3

What is the wiring pattern for a 66 Block- Telco standard connecting block?

a.Lines in from the left and out to the rightb.lead with "Tip" at the topc.Alternate "Tip" and "Ring"d. Leave 1-3 feet of excess wire around block

4

In BCDV, it's the interface between the eMTA and the 66/110 block demarc point

RJ-21X

5

Standard interface for connecting multiple line telephone equipment

RJ-21X

6

It's used to avoid kinks and sharp bends on telecom equipment boards

Mushroom Spool

7

It uses internal modem to transmit sales transaction data using telephone lines.

P.o.S. (Point of Sale System)

8

It's Output is 48 VDC,50 Watts,It has 18 Hour Backup with TM508 Idle,and 8 Hour Backup with all 8 lines in use.

Local Power Supply Unit

9

The Large Plug on an 8 line eMTA that connects to the power supply.

Telemetry

10

What is the color sequence for the Telemetry Plug on an 8 line eMTA?

White-Brown-Blue-Orange-Green

11

It deletes unused channel and inserts local feed for subscription channel or other video feed such as cameras or promotional video loop/

Channel Deletion Filter and Combiner

12

Loads baseband signal onto standard video channel carrier. Can eliminate the need for multiple DCT's.

Video Modulator

13

Connects to the combiner in the filter for local insertion of subscription channel

DCT

14

What is the demarcation point for Commercial Video?

Tap (if there is a tap in a communications room)Groundblock (if there's only a ground block at the site.)

15

Equipment from a Telephone Company, providing internet access to the customer

DSL Modem

16

Device that connects the customer’sinternal network to the Internet. Wirelesscapability may be denoted by antennae on the device

Router

17

Device that acts as a focal point inconnecting multiple computers within oneLocal Area Network (LAN).

Switch

18

“A managed hard drive connected toa LAN that can be accessible by anyoneon the Internet as defined by a company’sNetwork Administrator.

Network Attached Storage (NAS)

19

Similar to a 66 block, but providesless interference and is also certified fordata networks

110 Punch Down Connecting Block

20

This is the LEC network interfacethat supplies 1.54Mb/Sec symmetricaldata throughput.

T1

21

In its simplest form, it is an electronic message sent from one device to another.

E-mail

22

A protocol used on the Internet for exchanging files

FTP

23

The customer must have a Comcast issued IP Gateway to receive this type of IP address

static

24

This type of IP address is visible to the public

routable

25

A descriptive name for an address or group of addresses on the internet

Domain Name

26

Internet service that locates and translates domain names into IP addresses

DNS

27

A location for passing data in and out of your computer

port

28

10.0.0.0 is an example of a _______ address.

Private IP

29

A unique number for each computer on a given network

IP Address

30

A temporary IP address is also called a(n) _________ IP address.

dynamic