TXFoN_913MisQ Flashcards
What is SRL?
What is Structural Return Loss?
Commonly caused by grounding issues or multiple impedance mismatches.
What are Suckouts?
This is a tool for making customer package changes, adding equipment and more.
What is Xfinity Order Entry (XOE)?
These are set at various frequencies in the downstream spectrum to assist in the detection of signal egress in digital applications.
What are analog pilot tones?
These are two types of highly directional antennas used in leakage detection.
What are Yagi and log periodic antennas?
CLI testing requires a quarterly ride-out to log locations of leaks in this percentage of the plant.
What is 100%?
When the customer logs into My Account for the first time while connected to their in-home Xfinity Internet network, they will be automatically shown their Security PIN and prompted to do what?
create a Security Question
What is the website to check compatible owned modems?
mydeviceinfo.xfinity.com
What is the minimum internet speed required for Storm Ready equipment?
800 Mbps
The unit of measurement for electrical power.
What is a watt?
An I-Picture stands for this.
What is intra-coded picture?
What tab has flexible business solutions that allow agents to expand their skills and gain exposure through networking?
What is Gigs?
What is the site where employees can update their skill sets and interests for possible employment?
What is Career Hub?
Used for gripping small objects and bending and cutting cable and wire.
What are Lineman’s Pliers?
The maximum amount of data that can be transmitted over a network connection at any given time.
What is bandwidth?
Type of fiber connector used for RFoG installations and MetroE.
What is SC/APC?
The primary wavelength used for GPON and XG-PON.
What is 1490 nm?
When two or more carriers encounter a non-linear device, such as a connection where oxidation has occurred, what is produced?
What are harmonics?
This impairment is caused when an analog TV signal (of the same frequency and video content) arrives at a receiver just before or just after the desired TV signal.
What is ghosting?
In the formula for calculating noise, EN stands for this.
What is electromotive force or RMS noise voltage?
This term is the difference between the peak carrier level, measured in dBmV, and the noise level, also measured in dBmV.
What is C/N Ratio?
How can you watch MLB Extra Innings On the Go?
What is Xfinity Stream App?
This TV service is included at no additional charge with the school’s provided TV service.
What is Xfinity On Campus?
ANSI Specifications for drop splice barrel connectors and female outside drop connectors.
What is frequency domain?
The frequency band used by WiFi 6 to improve speed and efficiency.
What is 5 GHz?
The speed at which RF energy travels in free space.
What is the speed of light?
This modulation technique shifts the phase of the carrier by 180 degrees to distinguish ones and zeros.
What is binary phase shift keying (BPSK)?
The expected dB loss from a 4-way splitter.
What is 7 dB?
This method of encryption ensures that data can only be read by the intended recipient.
What is end-to-end encryption?
This type of attack floods a network with traffic to overload the system and disrupt service.
What is a DDoS (Distributed Denial of Service) attack?
ITGs, Devices & DIagnostics, and Outages
What are the 3 sections listed under Troubleshooting?
The section of the network that carries signals from the headend to the subscriber.
What is the distribution system?
When did CTJ launch?
2001
Where was the first CTJ competition held?
Nashville TN
When was the first national CTJ competition held?
2002
Who has been the important driver in the success of the DE&I efforts and sends advice to the senior executive teams on development and implementation?
External DE&I Advisory Council
How many Comcasters have been a part of the DE&I Employee Advisory Council (EAC)
150
Pay-per-view events were available via two-way communication starting in this year.
What is 1974?
This device is used to support multiple cables in independent rollers and makes a cable positioner unnecessary when lashing multiple cables.
What is a multiple cable block?
This device is used to install self-support cable and is attached to the pole hardware to support the cable as it is pulled out.
What is a pole mount cable block?
How wide is the OFDMA guard band?
What is .5 MHz?
What is the number that you text your alerts to?
266278
What command is texted if you are wanting your account balance?
bal
This layer of the OSI model provides a logical connection between sending and destination hosts, flow control, and error recovery.
What is the transport layer?
How many free streaming channels are included in Now TV?
20/ Xumo
The tool used to open telephone pedestals and boxes.
What is a hex security tool?
Name the 3 common FTTP connectors.
What are SC/APC, LC/UPC, MPO?
ERG Supports Comcast Veteran employees and their spouses, members of the active duty, National Guard, and reserve components of the United States Military.
Veteran’s Network
This type of switch is commonly used in Managed WiFi installations to manage network traffic.
What is a managed switch?
This vendor partner provides low-cost computers to Internet Essentials customers.
What is CDI?
This streaming service comes free with Xfinity internet and TV services.
What is Peacock?
How far down should the sweep insertion point level be from the sweep telemetry level?
What is 4 dB?
What prevents the displaying of adult titles and descriptions in X1 search?
What is Safe Search?
What are the menu language options for X1?
What are English, Spanish, and English (Canadian)?
When did Xfinity Stream CX gain access to 20+ free live streaming channels?
2023
What year did the Xfinity Stream app launch for Xumo Smart TVs?
2022
Once you’re an Internet Essentials customer, you’re eligible to purchase a new Dell laptop or Chromebook for how much?
$149.99 plus tax
What modem has Tri-band connectivity?
Xb8
Which modem only has 2 ethernet ports?
Xb6
What is the primary modem for Connect More internet speed?
Xb6
This term refers to the speed at which data is sent from a device to the internet.
What is upload speed?
This type of connection offers symmetrical upload and download speeds.
What is fiber optic?
What does DPP stand for?
Device Payment Plan
Device that converts RF signals to optical signals.
What is an optical transmitter?
Who are ineligible for Xfinity Rewards?
Commercial, bulk, prepaid, on campus and XPE
Frequency and phase of the signal carrier is constant but the amplitude is varied.
What is Amplitude Modulation?
Defined as the position on a waveform cycle at a specific point in time.
What is Phase?
He produced proof that showed that the full information content of any continuous signal can be recovered if the signal is measured and coded at a rate that is twice the frequency of the highest sinusoidal component of that signal.
Who is Harry Nyquist?
How much is the Storm Ready device?
$7/month for 36 months or $252 one-time
What modem isn’t compatible with Xfi pods?
Cisco 3939
