CT1-4 New Hire,Video,Internet,CDV,X1,WiFi,MoCA,Biz(IS 2018) Flashcards
1
Q
code to enable call forwarding variable
A
*72
2
Q
2.60:1
A
PanaVision
3
Q
Acronym HFC
A
Hybrid Fiber Coax
4
Q
to dial an extension in a group do this
A
dial 2+last three digits of TN to dial extension in group
5
Q
RJ-31x what’s the in what’s the out
A
In 4 and 5, Out 1 and 8
6
Q
What is the minimum aerial clearance required for a residential driveway where there may be truck traffic.
A
15.5 feet
7
Q
What are the four types of ladder carries?
A
Horizontal carry at the shoulder, Horizontal carry at the hip, Half vertical half horizontal carry, side vertical carry
8
Q
Also known as Touch-Tone, this form of audio signaling was introduced by Western Electric in 1963.
A
DTMF dual-tone multi-frequency signaling
9
Q
Name the 6 MoCA channels between 850-1000MHz
A
A1, B1, C1, C2, C3, C4
10
Q
aspect ratio used in ultra-widescreen format (such as How the West Was Won)
A
2.60:1 or Panavision
11
Q
code for call screening
A
*60
12
Q
MoCA signals will attenuate approximately how much per 100 feet on RG6 cable
A
6.5 dB
13
Q
How long can the XG2 Pause, Rewind or Fast Forward Live TV?
A
Up to 25 Minutes (PRD1370)
14
Q
off hook voltage
A
6-8 VDC
15
Q
When plugging in the XR8 what does a continuous blinking light on the adapter means?
A
Incompatible STB
16
Q
code to enable call forwarding selective
A
*63
17
Q
SAP is part of what standard that was originally set by the National Television Systems Committee
A
multichannel television sound (MTS)
18
Q
What are the four types of systems in our network?
A
Headend, Transportation, Distribution, Drop
19
Q
Cloud based client relationship management tool customized for Comcast business use, for SMB sales representative
A
Salesforce.com or SFDC
20
Q
How is Comcast business different from residential
A
The primary difference is how Comcast responds to problems
21
Q
Old wiring scheme 3rd pair
A
White blue
22
Q
RF technology that operates on about 40MHz?
A
Garage door openers
23
Q
forwards requests for a particular IP port pair to another IP port pair
A
PAT
24
Q
The most recent HDMI release is version what, as of 2011
A
1.4b
25
The three main components of a Home Theater system are
Audio, Video, Environment
26
Name the four types of remotes
Universal, Unified, Dedicated and Universal Learning
27
Like having a virtual PBX Comcast hosted voice solution that includes features to run a more productive and efficient business
BVE
28
What is the minimum aerial clearance required for a business or alley?
16 feet
29
MAC
Media Access Control
30
What versions of MoCa do our in-home devices currently use
1.1 and 2.0
31
A rigid or flexible metallic or non-metallic raceway of circular cross-section through which cables can be pulled
conduit
32
When was Comcast founded
1963 as American Cable Systems. Our first system was built in Tupelo, Mississippi. Largest cable operator in USA
33
Traces a packet from your computer to an Internet host
traceroute
34
10-inch pounds is approximately how much of a turn past hand tight
1/8th
35
IP address has two parts what are they?
network and host
36
service distribution encloser should be installed how high off ground
4 ft min, 5 ft max
37
Is the means by which packets travel to and from their destination
Media
38
They are assigned to network interfaces through a software interface and can be assigned, reassigned, and changed as network needs evolve
IP address
39
At 750 MHz, 100 feet of RG6 cable loses roughly
5.5 dB
40
Acronym ILEC
Incumbent Local Exchange Carrier
41
5 key facts of how adults learn
Variety Experience Relevance Brevity Self Discovery
42
Which layer includes hardware specifications include VoIP devices and Bluetooth devices
Application layer
43
5 components of CRAN
Hub sites, U ring, S ring, Regional core, Regional network
44
FCC began requiring service providers to make CableCARDs™ available as of
July 1st 2004
45
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
46
A group of computers geographically far apart, but are connected.
WAN
47
Whats the cider notation of a class C?
/24
48
code for deactivate group make busy
*233
49
Where can a customer go to find Comcast-approved retail modems and eMTA devices?
mydeviceinfo.xfinity.com
50
Business Service delivery care metrics:MTTR
4hrs (weekends and holidays too)
51
aspect ratio used in ultra-widescreen format (such as Ben Hur)
2.76:1 or Ultra Panavision
52
Which MPEG version is used for streaming or mobile
MPEG4
53
Clearance over roads, streets, alleys, nonresidential driveways, parking lots, and other areas subject to truck traffic.
18 ft
54
Code to deactivate call screening
*80
55
D1-D8 channel bands in MoCA 1.0 and 1.1 are used for what
CATV and consumer electronic retail MoCA services
56
Acronym PBX
Private Branch Exchange
57
RF technology that operates on 150-155MHz?
Law Enforcement and Fire
58
Transforms light energy from optical cable to RF or electrical energy on the coaxial output
The node
59
___, also known as electromagnetic interference
RFI
60
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
61
How many Backbones does Comcast have and their names?
2Cbone (private), Ibone (Internet)
62
Acronym POTS
Plain Old Telephone Service
63
Sampling has to be twice the highest frequency
Nyquist theory
64
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
65
RF technology that operates on 5.9 to 26.1 MHz?
Short wave radio
66
What is the minimum clearance of our cable from phone drop at the home?
6 inches
67
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
68
is an electronic message sent from one device to another in its simplest form
email
69
How long can you pause live TV on an Xi3(d)?
Up to 25 minutes
70
Keenness and depth of perception, discernment, or discrimination especially in practical matters.
Acumen
71
acronym S-Video
Separated video
72
A device that allows the telephone company to route and connect customers to one another.
Telephone switch
73
This version of MoCA introduced MPS, Management proxy, enhanced privacy, network wide beacon power, and bridge detection.
MoCA 2.1
74
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
75
It allows you to open inbound ports based on outbound traffic
Port triggering
76
the vertical and horizontal route of the telecommunications cable
pathway
77
which layer specifications include entities such as physical (MAC) addressing, voltages, QoS, switches, and multiple access protocols.
Data link layer
78
MoCA 1.0 and 1.1 uses ___Mhz wide channels
50
79
ringing load capacity of 8 line emta
15 REN
80
substance that allows heat or electricity to pass along or through it
conductor
81
code for speed dial 8 and for speed dial 30
speed dial 8: *74, speed dial 30: *75
82
The satin jumper from EMTA to phone jack should be
Electrically straight
83
It will tighten security to restrict access for certain users or applications
Port blocking
84
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
85
Our current MoCA signaling is transmitted within which channel
D-1
86
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
87
aspect ratio used mainly in animated movies and European movies
1.66:1 orVistaVision
88
Name the 4 troubleshooting steps
Identify, Isolate, Repair, Verify
89
At 400 MHz, 100 feet of RG6 cable loses roughly
4 dB
90
Cable should be pulled from __ the reel
Under
91
According to our standards and practices, the maximum distance between two MoCA enabled devices should be what
300ft
92
When a coax cable heats up its attenuation does what
increases
93
A loop intentionally formed in the cable to compensate for expansion and contraction caused by temperature changes
expansion loop
94
This hardware break up the network to what are know as collision domains
Switch
95
MoCA 2.0 extensions operates in what frequency range
500-1650MHz
96
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
97
MoCA 1.0 Operating frequency
850-1500 MHz
98
Protocols associated with email applications
Pop
IMAP
Smtp
99
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)
100
The Six Key Techniques of selling
Build rapport, Ask questions, Listen, Position the product, Communicate the benefits, Ask for the sale
101
A technique by which several hosts or computers share a single IP address for access to the Internet.
NAT
102
code to disable call forwarding variable
*73
103
The final step in the selling process is
Ask for the sell!
104
this cable must be used in all aerial installations
messenger cable
105
Acronym IP
Internet Protocol
106
Trunk phone services 23 B channels and One D channel for management after using conjunction with the PBX
PRI
107
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
108
Acronym GOP
group of pictures
109
CableCARDs were made available for self-installation at the Comcast front counters
8/1/11
110
is the most common dielectric material
Polyethylene foam
111
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
112
How many frames in a GOP
12
113
This version of MoCA can bond 3-5 channels
MoCA 2.5
114
maximum loop length of 8 line emta
1000 ft
115
Get up to _ email address – each with _ GB of storage
7, 10
116
Any hardware or software that compresses or decompressed
video codec
117
Acronym DSL
Digital Subscriber Line
118
How do you Factory reset an XR15 remote
Triangle+diamond 3 seconds than 9-8-1
119
Acronym EMTA
Embedded Multimedia Terminal Adapter
120
A utility to determine if a specific IP address is accessible
ping
121
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
122
What fastener are preferred over fasteners held in place with nails or staples?
Screw type
123
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
124
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
125
MoCA 1.1 extensions operates in what frequency range
500-1500MHz
126
Can 911 Emergency Calls be placed through Voice2Go?
no
127
code for Caller ID blocking(per call)
*67
128
Used for wire management on telecommunications equipment boards to avoid kinks and sharp bends.
mushroom spool
129
Acronym LAN
Local Area Network
130
What is the minimum clearance of our cable over residential driveways not subject to truck traffic?
11.5 ft
131
How far in advance will the on screen guide show programming for?
Up to 2 weeks
132
A measure of the received carrier strength relative to the strength of the received noise
carrier to noise ratio
133
copper-clad steel is used for
drop cable center conductor
134
Certification program for home theater equipment. Uses some proprietary features, but mostly assures a base quality level for a given room size
THX
135
This the safest carry to use on windy days or if the ground is slippery or unstable.
Horizontal carry at the hip
136
used for drops greater than 150ft
series 11 or qr320
137
All F connectors must be __ type with 360-degree retention.
Compression
138
messenger is made of
galvanized steel
139
What is used to put music on hold through key system
Dct Stand alone
140
is the strength of a MoCA signal being transmitted and received
Signal power
141
```
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
142
All F-connectors must be tightened to a minimum of
20 inch-pounds with the exception of CPE.
143
How many tuners does the XG2 have?
4
144
1.85:1
VistaVision or Academy Flat
145
Acronym MCS
Microsoft Communication Services
146
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
147
Collects signals from a variety of sources, such as satellite feeds, and directs them to headend
DCRF
148
Whats the subnet of a class B?
255.255.0.0
149
What is our maximum allowed hole size?
3/4"
150
88 to 108 MHz
fm radio
151
cable guard must protect cable how much below ground level at the service distribution
8 inches
152
which layer specifications include NetBIOS, which establishes connections in Windows networks, and PPTP, which creates a secure communication channel through a public network
Session layer
153
how far should the drop attachment be from the tap at the strand
6 inches
154
A condition that results when two components of a system are operating at a different impedance.
Impedance mismatch
155
Which type of IP Address does not change because the IP address is installed on the device?
Static IP
156
a loose connector at XB3 causes what
20MHz hump
157
The three constituents that define a Home Theater system are
Video quality, Video formats, Video equipment
158
is an industry-led consortium of over 200 broadcasters, manufacturers, network operators, software developers, & regulators from around the world committed to designing open technical standards for the delivery of digital television
DVB Project
159
Acronym CLEC
Competitive Local Exchange Carrier
160
Which MPEG version is used for video on cd
MPEG1
161
Rule of three: xfinity tv
Provide a welcome kit, Demonstrate navigation of the onscreen guide, Explain how xfinity on demand and xfinitytv.com work
162
Five factors determining attenuation
center conductor size, dielectric material, cable length temperature, frequency
163
is an operating system layer designed for consumer electronics that connect to a cable television system.
OCAP
164
2.76:1
Ultra Panavision
165
most common dielectric material
polyethylene foam
166
What is this technique of data flowing to and from the Internet and the computers on the local network, passing across the IP Gateway called?
NAT
167
Acronym POS
Point of Sale
168
code for call hold
*52
169
Allows and inbound connection to be forwarded to a specific machine
Port Forwarding
170
what transport protocol does Telnet, SMTP, HTTP, DNS, HTTPS, and POP3 use
TCP
171
Plan your route, work at the tap, work at the home, Bond, verify signal
Name the 5 steps of drop installation
172
Three simple steps that works for all learners.
Educate, Demonstrate, Practice
173
T1 speed
1.544Mbps
174
code for terminal make busy
*230
175
What is the throughput of MoCa 1.1
175Mbps
176
this connection is typically used to connect computer monitors to PCS and to connect high-end DVD players and high definition cable boxes and satellite receivers.
DVI
177
Code for call trace
*57
178
Different Types of ILEC Connections:
66 block
screw terminal
NID
179
Takes a cable input and processes it so that the customers television set can display all authorized services?
STB or DCT
180
Enhanced signal quality, Increased network reliability, Increased flexibility to quickly launch new and complex services
Benefits of the hfc network
181
Acronym: CBS
Comcast Business Services
182
If a customer wants to use the Pandora app with X1, what must they do first?
Link their Pandora account on www.xfinity.com/profile
183
What is the minimum clearance of our cable from phone drop at the pole?
12 inches
184
U.S government agency established in 1934 to regulate electronic communications
FCC(federal communications commission)
185
Types of headends
DCRF(dry creek road facility)The headend
186
Business Service delivery care metrics: Technical support
15min
187
Rule of three: xfinity voice
Confirm customers new phone number, Demonstrate voicemail and deliver Comcast welcome kit, Discuss benefits of xfinity voice center
188
density of ____ determines the impedence of the cable
dielectric
189
A frequency selective receiver capable of tuning in a desired frequency with a meter showing the strength of the input voltage and, with newer meters, its frequency.
SLM (signal level meter)
190
Allows a selected computer to bypass the firewall features of a gateways and provide unrestricted access to the Internet
DMZ
191
Acronym SMB
Small and Midsized Business
192
has a table that lists all the networks with which it is familiar, and the network ID associated with each of them.
default gateway
193
Teflon outer jacket is used for
air plenum or duct applications
194
Who is allowed to have Public View TV
Any business that derives the bulk of its revenue from food/beverage sales
195
What should the baud rate be in POS devices
9600
196
code for deactivate terminal make busy
*231
197
characteristic of RF propagation in a cable in which higher frequencies tend to travel along the surface of the conductor rather than throughout its mass
skin effect
198
Business Service delivery care metrics: First Call resolution
90% within 15 min
199
You can use this carry for short distances (under 15ft)
Half vertical half horizontal
200
A network architecture developed by the cable industry, which typically uses fiber optic cables to bring signals to selected areas of the system called nodes, which are usually based on the number of subscribers to be served
HFC
201
A passive signal splitting device, with minimum signal loss between the input port and the output port, a specified coupling loss between the input port and the tap port, and very high loss between the output port and tap port.
DC (directional coupler)
202
1.66:1
VistaVision
203
how far should the drop attachment be from the pole at the strand
30 inches
204
When multiple carriers oscillating at different frequencies are transported simultaneously in the same medium
FDM
205
1. Plan the drop route
2. Work at the pole
3. Crossing/hanging the drop
4. Work at the house
Aerial Drop Installation: Process Steps
206
What is the throughput of MoCa 1.0
135Mbps
207
What is the throughput of MoCa 2.0
400/800Mbps Depending on what options are use such as channnel bonding
208
A 75 ohm cable connected to a device with a 50 ohm impedance will cause
an impedance mismatch
209
This type of virus, once on a computer, will replicate itself and spread to other computers, often through a computer network.
Worm
210
Respect your time. Simplify your experience. Make things right if we fall short.
Comcast customer commitment
211
What are the 2 service tiers for Comcast business class teleworker?
Standard and enhanced
212
Where can a customer go to create a username once they've ordered service?
www.xfinity.com/getstarted
213
Used for routing or splitting signals. Does not require power to operate
Passive devices
214
The difference between a signal's maximum or minimum value during one cycle and usually indicates signal strength or intensity.
Amplitude
215
A passive cable device (overhead or underground) which electrically siphons off a portion of signal from a main distribution line or feeder
tap
216
a device or software that enables the compression or decompression to take place
video codec
217
No dial tone, loss of communication, intermittency, or any situation causing illegible reception or transmission.
Service Inoperable
218
A vast computer network linking smaller computer networks worldwide
Internet
219
How long does X1 save resume points for rented content?
The entire rental window
220
Device that acts as a focal point in connecting multiple computers within one LAN
Switch
221
What is the minimum clearance of our cable above
| all points on a flat roof?
10.5 ft
222
type of cable used in MDUs and long drops
QR320
223
Acronym RCF
Remote Call Forwarding
224
is typically an overload effect noted through digital signal processing equipment.
Spectral re-growth
225
Serves as a gateway to both the public internet and Comcasts own managed nationwide network
The headend
226
The use of CableCARDs is driven by an FCC mandate called
separable security
227
This document describes Comcast's information practices, including how personal information is collected, disclosed and protected.
Comcast Customer Privacy Notice http://www.comcast.com/customerprivacy/
228
Allows signals to and from the customer in this part of the network. Provides the conversion from the fiber optical cable to coaxial cable
Fiber node
229
Determined by the distance from the center conductor to the inside of the sheath
Characteristic Impedance
230
Ultra-widescreen format (such as How the West was won) whats the aspect ratio?
2.60:1
231
Name this part of the system, it starts at the tap and terminates at the cpe
Drop system
232
This connection is a 75 ohm rf transport where the standard cable termination is an F-connector
coaxial cable
233
Regarding cable cards, FCC rule 76.1205 was modified again in
November of 2011
234
Cable loss formula
atennuation x footage
235
Can a customer connect to xfinitywifi hotspots before their service is installed?
Yes
236
What are the 4 door entry systems we may run into?
Switch based, cross-connect/dial tone required, cross-connect/dial tone not required, direct buzzer/dial pad
237
How many channel bands in MoCA 1.o and 1.1
4
238
D1, D2, D3, D4, D5, D6, D7, and D8 what are they?
the 8 MoCA channels between 1125-1525MHz
239
The four main types of display are
Flat-Panel, Front Projection,Direct-View (HD-CRT), Rear Projection
240
There are three significant considerations in a Home Theater application, what are they
Audio quality,Audio formats, Audio equipment
241
What service/channels are not allowed in commercial locations
DVR, PPV, VOD and Premium Channels
242
Polyethylene outer jacket is used for
underground drop cables
243
Name three configuration options for static IP, how to load
log into the MSO WebUI
IPAT
Call TSC
244
What are the 5 pole inspection steps?
FVD test, Sound test, Prod test, Visual inspection, Rocking test
245
hubs, repeaters, cabling hardware is associated with which layer
Physical layer
246
serves as return conductor for ground current on drop system
coax shielding (aluminum braid/foil)
247
What is the business gateway admin URL
10.1.10.1
248
Transports modulated light between the fiber node and the headend
Fiber optic link
249
aspect ratio used by most American movies today
1.85:1 or Academy Flat
250
list the 7 Comcast touchstones?
employee focus, ethics, enthusiasm, diversity, flexibility, quality, respect
251
supervisory voltage of 8 line emta
48VDC (50 watts)
252
The difference between transmitted and received power
attenuation
253
RF technology that operates on 700,800,1700,1900 MHz?
LTE FDD
254
Order entry and management tool used in conjunction with Salesforce
Work bench
255
Allows an alarm panel to control access to active phone pairs, and seize those pairs even if the customer is using the telephone.
line seizure
256
is an electromagnetic signal above the audio and below the infrared frequencies.
RF
257
Latent or out-of-sync audio is often called
lip sync
258
Who is allowed to have Private View TV
Any business other than bars/ restaurants, health clubs, retailers
259
What are the ABCD tips for talking about competitors
Accept that you have competitors, Be careful with criticism, Consider alternatives and substitutes, Demonstrate diligence
260
Acronym VOIP
Voce over Internet Protocol
261
Telco standard connecting block Lines in from the left and out to the right
66 block
262
Translates a FQDN into an IP
DNS
263
is the raw bit rate of a connection in regards to MoCA
PHY rate
264
A type of cable which contains two conductors, one inside and the other outside around it, separated by an insulating layer
Coax cable
265
aspect ratio used in epic movies and musicals (such as Star Wars)
2.35:1 or cinmescope
266
the “u” in the model name of a dta indicates this
box will work on the Cisco or Motorola plant (e is for ethernet)
267
what do the last 4 digits in a 10 digit phone number represent
line number
268
Which remotes support auto rf pairing
XR15, XR11
269
What is the minimum clearance of our cable from phone drop at the midspan?
6 inches
270
1. Plan the route
2. Work at the tap
3. Work at the house
4. Bond to the electrode
5. Verify the signal
Drop Installation Process: Key Stages
271
code for group make busy
*232
272
What is the minimum clearance of our cable from power at a midspan?
24 inches
273
What are the tools available to technicians to help both validate and troubleshoot MoCA
Tech360(pH moca), PHT (stand alone), X-ray platform, STB diagnostic menu
274
RF technology that operates on 470-806 MKz?
UHF
275
Formerly referred to as OCAP, it is a technical standard, which is used in the cable networks of North America
Tru2way
276
code to cancel call waiting
*70
277
RF technology that operates on 960-1215Mhz?
Air traffic control radar
278
cable guard must protect cable how much above ground level at the service distribution
4 feet
279
name the learning styles
Visual, Auditory, Tactile (Kinesthetic)
280
Whats another name for a MoCA(POE) filter
POE resonator
281
A site where the telecommunications companies (such as cellular and long distance providers) physically interconnect their systems with other networks (such as local telephone companies or cable companies)
point of presence
282
What is the minimum clearance of our drop from power at the pole?
40 inches
283
is a device about the size of a credit card, that can be used with digital television and specific set-top boxes to receive certain digital cable services
cablecard
284
What is the optimum viewing angle of dlp projectors and lcd projectors?
130 degrees
285
Multiple homes generating ingress accumulates into what is known as
funnel effect
286
name the active devices on distribution system
Amplifiers, Power supplies, Nodes
287
1. Prepare for the job, 2. Greet the customer and confirm work, 3. Setup for the job, 4. Perform the work, 5. Pre-close, 6. Close.
What are the six steps of the home customer experience?
288
Business Service delivery care metrics:Email response time
12hrs
289
Usually used for data applications. Commonly used for phone distribution in residential and light commercial installations.
110 block
290
copper-clad aluminium is used for
hard line cable center conductor
291
A steel support wire to which the coaxial and fiber optic cables are lashed in aerial installations
strand
292
You will use this carry when you are traveling more than 15ft to the work site. The ground should be firm and dry and the wind should be minimal.
horizontal carry at the shoulder
293
Low signal loss,Greater bandwidth,Increased security, Flexibility and durability
Benefits of using fiber optic cable for transportation of signals
294
How many phone numbers will Call Screening allow the customer to create so that they can screen calls in this way?
12
295
The number of times per second that a signal fluctuates
frequency
296
PVC outer jacket is used for
drop cables
297
When you are moving the ladder just a short distance down the same leaning surface, such as the side of a house.
Side vertical carry
298
Attached at the tap or in the house to prevent reception of certain frequencies
Traps/filters
299
Name four things that affect wifi range
Distance, building construction, electromagnetic interference, Electronic devices in the same frequency range, number of devices connected to the network.
300
is a feature of DOCSIS 2.0, or newer, systems in which the Digital Signal Processor (DSP) corrects signal echoes and impairments
Adaptive equalization
301
RF technology that operates on 54- 216MHz?
VHF
302
OCAP
Open Cable Application Platform
303
code for anonymous call rejection
*77
304
what transport protocol does FTP Data use
TCP/UDP
305
total loss formula
cable loss + passive loss
306
4:3
academy ratio
307
How long can the X1 DVR pause live TV for?
Up to 60 minutes (PRD1270)
308
The amplitude of TV carrier’s voltage, measured across 75 ohms, usually expressed in dBmV
signal level
309
what are the 3 most common vegetation hazards that technicians will encounter are
poison ivy, poison oak, and poison sumac
310
A1 and B1 channel bands in MoCA 1.0 and 1.1 are used for what
DBS
311
RF technology that operates on 535kHz to 1.7MHz?
AM radio
312
What year did the very first field testing of the MoCa took place
2005
313
How long do you be a CT2 before becoming a CT3
6 months
314
A demonstrated knowledge, skill or ability performed to a specific standard.
Competency:
315
AcronymCATV
Community Antenna Television
316
This allows a group of phone stations to access a common set of telephone lines. The benefit is that fewer business lines can be purchased and there usually are additional built-in features such as music on hold and call transfer. *Sometimes mistakenly referred to as PBX.
Key System
317
Important numbers you’ll need when provisioning a cable card
ESTB – Embedded Set Top Box,
Serial Number,
Unit Address,
And the Host Mac Address from the device itself.
318
Business Service delivery care metrics:Issue Escalations
Service inoperable less than 30 min, Service affecting less than 4hrs
319
Provides customers with reference information for quick and efficient resolution of inquiries and/or problems
Welcome Kit
320
There are four main pieces of audio equipment, excluding speakers, which you may encounter in a Home Theater system. What are they?
1. Preamplifers
2. Power Amplifiers
3. Surround sound processors
4. Audio/Video receivers
321
ADC process includes the following
Sampling, Quantization, Encoding
322
This version of MoCA introduced Sleep and standby power modes
MoCA 2.0
323
Rule of three: xfinity Internet
Ask the customer to create an xfinity.net e-mail and password, Take the customer through the online welcome site xfinity.comcast.net, Demonstrate xfinity.comcast.net benefits
324
For residential customers we have the Xfinity customer commitment, what is the equivalent for business customers?
Comcast Business Promise
325
what are the 3 basic ways to back up
driver side backing, straight backing, blind side backing
326
What is the minimum clearance of our drop from power at the house?
12 inches
327
Attached to the drop at the tap to protect the trap and ensure that it will not be removed by an unauthorized person
Security sleeves/shields
328
ringing voltage
60-90VAC
329
enables a LAN to use one set of IP addresses for internal traffic and a second set of addresses for external traffic, and provides a type of firewall by hiding internal IP addresses
NAT
330
Whats the subnet of a class C?
255.255.255.0
331
Steps for minimizing anxiety
Remember that the audience is your friend, Memorize the most important parts of what youll say, Practice positive self-talk, Breathe, Check your appearance
332
RF technology that operates on about 72MHz?
Radio-controlled airplanes
333
Two fundamental standards are used to assess an HDTV system
Aspect ratio, Scan rates
334
expected level formula
known level - total loss
335
Range of wavelengths of elecromagnetic emission
Spectrum
336
Name 3 Places signal security can be applied
Headend, tap, and Set top box
337
type of cable that should never be used inside a customers home
flooded cable
338
MER cliff
32dB, techs should confirm MER values of 35dB or higher at all locations of cpe
339
On a component video cable, which color carries the luminance?
Green
340
Whats the cider notation of a class B?
/16
341
a measure of signal quality of how well symbols can be differentiated from the random noise, distortion or interference accumulated within a 6MHz channel
MER
342
a system of computers, peripherals, terminals, and databases connected by communications lines
Network
343
Whats the cider notation of a class A?
/8
344
What is the minimum clearance of our cable above roofs not accessible to pedestrians?
3 ft
345
2.35:1
Cinemascope
346
Your voice consists of four components:
Volume, Force, Pitch, Rate
347
name the four categories of coax cable (NEC)
CATV(general use)
CATVX
CATVR
CATVP
348
C1-C4 channel bands in MoCA 1.0 and 1.1 are used for what
Phone MoCA services
349
Preamplifier
Power Amplifier
Surround Sound Processor
Audio/Video Receiver
Key elements of a surround sound system
350
A device that's used to modify and change multi-program transport streams, combine single program transport streams, and insert local market-specific information
Splicer or groomer
351
For Comcast, the RF energy that gets into our plant, also known as ingress or
RFI
352
Two primary components of DOCSIS architecture are?
CM and CMTS
353
APIPA
Automatic Private IP Addressing
354
underground drop cable must extend a minimum of __ above the tap at the pedestal or vault
12 inches
355
Abbreviations for the Internet service that locates and translates domain names into IP addresses.
DNS
356
Device that connects the customers internal network to the internet. wireless capability may be denoted by antennae on the device
router
357
Certification program for home theater equipment. Uses some proprietary features, but mostly assures a base quality level for a given room size.
THX
358
Whats the subnet of a class A?
255.0.0.0
359
coax cable consists of
center conductor, layer of insulating material called dielectric, braid/foild shield, outer jacket
360
Any situation that does not cause illegible reception or transmission, including feature problems or intermittency. A failure of calling features is usually this
Service Affecting
361
What are three versions of MoCA standard
MoCA 1.0, MoCA 1.1, MoCA 2.0
362
Strand that connects the pole line hardware to the anchor
guy
363
which layer specifications include pin layouts, voltages, cable specifications, hubs, repeaters, and network interfaces
Physical layer
364
appropriate methods to install cable within a dropped ceiling
raceway ,tray
365
Use the flat hex sides to determine __ turn
1/6th
366
what transport protocol does NTP, IMAP, SNMP, TFTP,
| and DHCP use
UDP
367
code to disable call forwarding selective
*83
368
At 50 MHz, 100 feet of RG6 cable loses roughly
1.5 dB
369
What is the minimum aerial clearance required for a pedestrian traffic area
10 Feet
370
How long does X1 store resume points for free or subscribed content?
Three Months
371
The ability to make good judgments and quick decisions, typically in a particular domain.
Business Acumen
372
What must an X1 box be capable of to use voice commands on the XR11?
RF Pairing
373
what transport protocol does SSH use
TECP
374
Acronym DOCSIS
Data Over Cable Service Interface
375
RF technology that operates on 110-137MHz?
Aircraft navigation frequencies
376
According to our standards and practices, the maximum attenuation between two communicating MoCA enabled devices should be
72dB
377
What's the bending radius of series 6,7, and 11
2.5inch, 4 inch, 4.5 inch
378
Acronym DTA
Digital Terminal Adapter
379
There are three major music licensing organizations which provide the rights for businesses to play licensed recordings. What are they?
ASCAP,BMI,SESAC
380
NICs and switches hardware is associated with which layer
Data link layer
381
What are the 5 Restore/Reset Gateway options available in the gateway
reset, reset wifi-module, reset wifi-router, restore wifi settings, restore factory settings
382
Technicians no longer have to hand deliver welcome kit but have to give you these documents
legal book of terms and conditions and the privacy policy in printed form.
383
Cable operators must allow self-installation of CableCARDs effective when
11/1/2011
