CT1-4 New Hire,Video,Internet,CDV,X1,WiFi,MoCA,Biz(IS 2018) Flashcards
code to enable call forwarding variable
*72
2.60:1
PanaVision
Acronym HFC
Hybrid Fiber Coax
to dial an extension in a group do this
dial 2+last three digits of TN to dial extension in group
RJ-31x what’s the in what’s the out
In 4 and 5, Out 1 and 8
What is the minimum aerial clearance required for a residential driveway where there may be truck traffic.
15.5 feet
What are the four types of ladder carries?
Horizontal carry at the shoulder, Horizontal carry at the hip, Half vertical half horizontal carry, side vertical carry
Also known as Touch-Tone, this form of audio signaling was introduced by Western Electric in 1963.
DTMF dual-tone multi-frequency signaling
Name the 6 MoCA channels between 850-1000MHz
A1, B1, C1, C2, C3, C4
aspect ratio used in ultra-widescreen format (such as How the West Was Won)
2.60:1 or Panavision
code for call screening
*60
MoCA signals will attenuate approximately how much per 100 feet on RG6 cable
6.5 dB
How long can the XG2 Pause, Rewind or Fast Forward Live TV?
Up to 25 Minutes (PRD1370)
off hook voltage
6-8 VDC
When plugging in the XR8 what does a continuous blinking light on the adapter means?
Incompatible STB
code to enable call forwarding selective
*63
SAP is part of what standard that was originally set by the National Television Systems Committee
multichannel television sound (MTS)
What are the four types of systems in our network?
Headend, Transportation, Distribution, Drop
Cloud based client relationship management tool customized for Comcast business use, for SMB sales representative
Salesforce.com or SFDC
How is Comcast business different from residential
The primary difference is how Comcast responds to problems
Old wiring scheme 3rd pair
White blue
RF technology that operates on about 40MHz?
Garage door openers
forwards requests for a particular IP port pair to another IP port pair
PAT
The most recent HDMI release is version what, as of 2011
1.4b
The three main components of a Home Theater system are
Audio, Video, Environment
Name the four types of remotes
Universal, Unified, Dedicated and Universal Learning
Like having a virtual PBX Comcast hosted voice solution that includes features to run a more productive and efficient business
BVE
What is the minimum aerial clearance required for a business or alley?
16 feet
MAC
Media Access Control
What versions of MoCa do our in-home devices currently use
1.1 and 2.0
A rigid or flexible metallic or non-metallic raceway of circular cross-section through which cables can be pulled
conduit
When was Comcast founded
1963 as American Cable Systems. Our first system was built in Tupelo, Mississippi. Largest cable operator in USA
Traces a packet from your computer to an Internet host
traceroute
10-inch pounds is approximately how much of a turn past hand tight
1/8th
IP address has two parts what are they?
network and host
service distribution encloser should be installed how high off ground
4 ft min, 5 ft max
Is the means by which packets travel to and from their destination
Media
They are assigned to network interfaces through a software interface and can be assigned, reassigned, and changed as network needs evolve
IP address
At 750 MHz, 100 feet of RG6 cable loses roughly
5.5 dB
Acronym ILEC
Incumbent Local Exchange Carrier
5 key facts of how adults learn
Variety Experience Relevance Brevity Self Discovery
Which layer includes hardware specifications include VoIP devices and Bluetooth devices
Application layer
5 components of CRAN
Hub sites, U ring, S ring, Regional core, Regional network
FCC began requiring service providers to make CableCARDs™ available as of
July 1st 2004
Comcast Business is committed to delivering on the promise of providing customers the most reliable data, voice, and TV services that consistently exceed expectations.If your service is interrupted, we promise to resolve it as quickly as possible.If you report a service interruption that was our issue, you will receive a bill credit. It’s that simple.
comcast business promise
A group of computers geographically far apart, but are connected.
WAN
Whats the cider notation of a class C?
/24
code for deactivate group make busy
*233
Where can a customer go to find Comcast-approved retail modems and eMTA devices?
mydeviceinfo.xfinity.com
Business Service delivery care metrics:MTTR
4hrs (weekends and holidays too)
aspect ratio used in ultra-widescreen format (such as Ben Hur)
2.76:1 or Ultra Panavision
Which MPEG version is used for streaming or mobile
MPEG4
Clearance over roads, streets, alleys, nonresidential driveways, parking lots, and other areas subject to truck traffic.
18 ft
Code to deactivate call screening
*80
D1-D8 channel bands in MoCA 1.0 and 1.1 are used for what
CATV and consumer electronic retail MoCA services
Acronym PBX
Private Branch Exchange
RF technology that operates on 150-155MHz?
Law Enforcement and Fire
Transforms light energy from optical cable to RF or electrical energy on the coaxial output
The node
___, also known as electromagnetic interference
RFI
This type of virus, once on a computer, will capture information such as usernames and passwords or allows a hacker to gain control of the computer.
Trojan Horse
How many Backbones does Comcast have and their names?
2Cbone (private), Ibone (Internet)
Acronym POTS
Plain Old Telephone Service
Sampling has to be twice the highest frequency
Nyquist theory
When attaching the drop cable to the span clamp, a minimum __ diameter drip loop half circle must be left from the grip of the drop cable to the strand
5 inch
RF technology that operates on 5.9 to 26.1 MHz?
Short wave radio
What is the minimum clearance of our cable from phone drop at the home?
6 inches
Call return tells the customer the number of their last incoming call and allows them to call the person back. If the line is busy , for how long will call return attempt to reach the party?
30 minutes
is an electronic message sent from one device to another in its simplest form
How long can you pause live TV on an Xi3(d)?
Up to 25 minutes
Keenness and depth of perception, discernment, or discrimination especially in practical matters.
Acumen
acronym S-Video
Separated video
A device that allows the telephone company to route and connect customers to one another.
Telephone switch
This version of MoCA introduced MPS, Management proxy, enhanced privacy, network wide beacon power, and bridge detection.
MoCA 2.1
A group of computers and associated devices such as printers and servers that share a common communication line and other resources within a small geographic area.
LAN
It allows you to open inbound ports based on outbound traffic
Port triggering
the vertical and horizontal route of the telecommunications cable
pathway
which layer specifications include entities such as physical (MAC) addressing, voltages, QoS, switches, and multiple access protocols.
Data link layer
MoCA 1.0 and 1.1 uses ___Mhz wide channels
50
ringing load capacity of 8 line emta
15 REN
substance that allows heat or electricity to pass along or through it
conductor
code for speed dial 8 and for speed dial 30
speed dial 8: *74, speed dial 30: *75
The satin jumper from EMTA to phone jack should be
Electrically straight
It will tighten security to restrict access for certain users or applications
Port blocking
What are the two main versions of IP addresses used today? How many bits are contained in each type of address?
IPv4 is 32 bits and IPv6 is 128 bits
Our current MoCA signaling is transmitted within which channel
D-1
Transforms the way consumers watch television by allowing consumers to watch their home tv on any internet connected PC, Mac, tablet, or smartphone from virtually anywhere
Slingbox
aspect ratio used mainly in animated movies and European movies
1.66:1 orVistaVision
Name the 4 troubleshooting steps
Identify, Isolate, Repair, Verify
At 400 MHz, 100 feet of RG6 cable loses roughly
4 dB
Cable should be pulled from __ the reel
Under
According to our standards and practices, the maximum distance between two MoCA enabled devices should be what
300ft
When a coax cable heats up its attenuation does what
increases
A loop intentionally formed in the cable to compensate for expansion and contraction caused by temperature changes
expansion loop
This hardware break up the network to what are know as collision domains
Switch
MoCA 2.0 extensions operates in what frequency range
500-1650MHz
First component of the Comcast cable network. Responsible for receiving and processing signals and then sending those signals over the Comcast network to customers
Headend
MoCA 1.0 Operating frequency
850-1500 MHz
Protocols associated with email applications
Pop
IMAP
Smtp
This type of thread protector must be used on ports that are 0.500 inches or longer
Long sleeve (short thread protector if less than)
The Six Key Techniques of selling
Build rapport, Ask questions, Listen, Position the product, Communicate the benefits, Ask for the sale
A technique by which several hosts or computers share a single IP address for access to the Internet.
NAT
code to disable call forwarding variable
*73
The final step in the selling process is
Ask for the sell!
this cable must be used in all aerial installations
messenger cable
Acronym IP
Internet Protocol
Trunk phone services 23 B channels and One D channel for management after using conjunction with the PBX
PRI
Name this part of the system, it carries signals to and from the node through the hardline coaxial cable to communities for connection to the customer drop
Distribution system
Acronym GOP
group of pictures
CableCARDs were made available for self-installation at the Comcast front counters
8/1/11
is the most common dielectric material
Polyethylene foam
Name 5 Things we never attach a drop to at the home
Chimney, TV antenna, lightning rod, rain gutter, power riser, telephone or power company house hook
How many frames in a GOP
12
This version of MoCA can bond 3-5 channels
MoCA 2.5
maximum loop length of 8 line emta
1000 ft
Get up to _ email address – each with _ GB of storage
7, 10
Any hardware or software that compresses or decompressed
video codec
Acronym DSL
Digital Subscriber Line
How do you Factory reset an XR15 remote
Triangle+diamond 3 seconds than 9-8-1
Acronym EMTA
Embedded Multimedia Terminal Adapter
A utility to determine if a specific IP address is accessible
ping
Is connected to the coax cable. The RF energy is used to modulate the laser emission.it uses special lenses to focus light into the fiber optic cable.
Laser transmitter
What fastener are preferred over fasteners held in place with nails or staples?
Screw type
The network architecture is based on a single common infrastructure in which all services are delivered via IP over a consistent transport and routing architecture.
Converged Regional Area Network
MoCA technology uses resonant frequency signaling that can easily transfer energy between two or more MoCA devices. In our network, we refer to these as what
Nodes
MoCA 1.1 extensions operates in what frequency range
500-1500MHz
Can 911 Emergency Calls be placed through Voice2Go?
no
code for Caller ID blocking(per call)
*67
Used for wire management on telecommunications equipment boards to avoid kinks and sharp bends.
mushroom spool
Acronym LAN
Local Area Network
What is the minimum clearance of our cable over residential driveways not subject to truck traffic?
11.5 ft
How far in advance will the on screen guide show programming for?
Up to 2 weeks
A measure of the received carrier strength relative to the strength of the received noise
carrier to noise ratio
copper-clad steel is used for
drop cable center conductor
Certification program for home theater equipment. Uses some proprietary features, but mostly assures a base quality level for a given room size
THX
This the safest carry to use on windy days or if the ground is slippery or unstable.
Horizontal carry at the hip
used for drops greater than 150ft
series 11 or qr320
All F connectors must be __ type with 360-degree retention.
Compression
messenger is made of
galvanized steel
What is used to put music on hold through key system
Dct Stand alone
is the strength of a MoCA signal being transmitted and received
Signal power
High definition versions of B1/B2 channels via the HDMI output (Max 1080i) HD DTA on-screen set-up menu XR2 remote (an RF or IR remote, which eliminates the need for an IR extender)
Key additional features of HD uDTA
All F-connectors must be tightened to a minimum of
20 inch-pounds with the exception of CPE.
How many tuners does the XG2 have?
4
1.85:1
VistaVision or Academy Flat
Acronym MCS
Microsoft Communication Services
What are the top five connector problems
Moisture damage
Center conductor too long or too short
Connector was not tightened properly to the port
Braid was removed, left too long or short
Wrong connector for cable type
Collects signals from a variety of sources, such as satellite feeds, and directs them to headend
DCRF
Whats the subnet of a class B?
255.255.0.0
What is our maximum allowed hole size?
3/4”
88 to 108 MHz
fm radio
cable guard must protect cable how much below ground level at the service distribution
8 inches
which layerspecifications include NetBIOS, which establishes connections in Windows networks, and PPTP, which creates a secure communication channel through a public network
Session layer
how far should the drop attachment be from the tap at the strand
6 inches
