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Cct4 Study Guide 2011

130 Questions  I  By WickidK
CCT4 Study Guide 2011
A brief study guide outlining the CCT4 definitions and terms.   Please enter your Name.

  
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Question Excerpt

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1.  How many bits in a 64QAM carrier?
A.
B.
C.
D.
2.  Which of the follwing is NOT a reasonable expectation for a Champion?
A.
B.
C.
D.
3.  Total number of IP address for a    /28
A.
B.
C.
D.
4.  A _____________ is usually caused by a reflection on the cable system caused by poor return loss at the reflecting device and poor directivity at the tap or  device feeding the set.
A.
B.
C.
D.
5.  Used to insert power into the network for use by the active devices.
A.
B.
C.
D.
6.  An acceptable carrier to hum ratio is...
A.
B.
C.
D.
7.  This type of IP is visible to the public.
A.
B.
C.
D.
8.  MPEG is superior to other CODEC's because......
A.
B.
C.
D.
9.  Group Make Busy
A.
B.
C.
D.
10.  Packet Filtering, Proxy, and Sateful Alerts are features of a __________.
A.
B.
C.
D.
11.  Alarm Pin #2 Indicates what problem.....
A.
B.
C.
D.
12.  Multi-Line Hunt Group
A.
B.
C.
D.
13.  Output Voltage of an LPSU.
A.
B.
C.
D.
14.  Do Not Disturb
A.
B.
C.
D.
15.  A method of reception using an RF current of the proper magnitude and phase relation so the recieved voltage is of the same nature as the original wave.
A.
B.
C.
D.
16.  Forwards requests for a paticular IP port pair to another port pair.
A.
B.
C.
D.
17.  66 Block - Signal goes in from ________ and out to the ________.
A.
B.
C.
D.
18.  A mushroom spool should have ______ of excess wire.
A.
B.
C.
D.
19.  How many hours per month should be devoted by a champion?
A.
B.
C.
D.
20.  FCC Regulations regarding signal leakage are outline in the....
A.
B.
C.
D.
21.  The wavelengths of light used in broadband telecommunications are centered at ________ nm and _______nm.
A.
B.
C.
D.
22.  HFC
A.
B.
C.
D.
23.  Where is the demarcation if the customer owns their own equipment?
A.
B.
C.
D.
24.  A digital modulation scheme wherin the carrier is shifted in 90-degree steps.
A.
B.
C.
D.
25.  Park A Call
A.
B.
C.
D.
26.  No signal levels higher than ______ between 5-42mhz should be present in the drop system.
A.
B.
C.
D.
27.  Used to compensate for fluctuations of the input signal.
A.
B.
C.
D.
28.  What is the most common cause of signal leakage?
A.
B.
C.
D.
29.  Measures how often an error occurs in a given amount of data.
A.
B.
C.
D.
30.  Horizontal bar that moves from the bottom to the top of a picture.
A.
B.
C.
D.
31.  Connects building data wiring to switch.
A.
B.
C.
D.
32.  CRAN
A.
B.
C.
D.
33.  Caller ID Blocking Per Call
A.
B.
C.
D.
34.  Each time the virus replicates itself, it creates a different fake code to break up its signature.
A.
B.
C.
D.
35.  A wireless network begins with an ___________.
A.
B.
C.
D.
36.  Speed Dial 30
A.
B.
C.
D.
37.  Flash Call Hold
A.
B.
C.
D.
38.  Call Screening
A.
B.
C.
D.
39.  If two AP's reply to the probe, the device will use whichever has the __________ signal.
A.
B.
C.
D.
40.  Cancel Call Waiting
A.
B.
C.
D.
41.  Learning oppurtunity that requires the ___________, not the ___________ to be primarly responsible for completing the work order.
A.
B.
C.
D.
42.  ___________ prevents or distorts copies over an analog connection between a source player and a DVD recorder, DVR, PC, or VCR.
A.
B.
C.
D.
43.  Map that shows locations of the electronic equipment, including the headend and any hubs, amplifiers, power supplies, and taps.
A.
B.
C.
D.
E.
44.  Wireless connection speeds.
A.
B.
C.
D.
45.  What does this picture show?
A.
B.
C.
D.
46.  Call Forward Variable
A.
B.
C.
D.
47.  How many bits in a 16QAM carrier?
A.
B.
C.
D.
48.  CLI
A.
B.
C.
D.
49.  Is a measure of signal strength relative to background noise in analog and digital communications.
A.
B.
C.
D.
50.  What are the signal leakage limits?
A.
B.
C.
D.
51.  Alarm Pin #1 Indicates what problem.....
A.
B.
C.
D.
52.  Carrier to beat ratios greater than _____ are far enough below desired carrier level to be of little concern to the average viewer.
A.
B.
C.
D.
53.  Total Number of IP address for a   /30
A.
B.
C.
D.
54.  What does a Node do?
A.
B.
C.
D.
55.  The virus inserts copies of itself into other program files.
A.
B.
C.
D.
56.  Seperates or combines the AC current's two parts: the AC power and the RF broadband signals.
A.
B.
C.
D.
57.  Map that shows streets with poles and pedastal locations and includes span length or fottage between actives/passives.
A.
B.
C.
D.
E.
58.  All lights are flashing on the front panel of EMTA.
A.
B.
C.
D.
59.  ___________________ use both past and subsequent pictures to calculate the compressed picture data.
A.
B.
C.
D.
60.  Allows group of phone stations to access common set of phone lines.
A.
B.
C.
D.
61.  QAM
A.
B.
C.
D.
62.  What wireless standards has an operating range of 100-150ft.
A.
B.
C.
D.
63.  Directed Call Pick Up without barge in.
A.
B.
C.
D.
64.  Prevents stray RF from entering the CATV system.
A.
B.
C.
D.
65.  Anonymous Call Rejection
A.
B.
C.
D.
66.  Commercial demarcation is also know as__________.
A.
B.
C.
D.
67.  MPEG-2 is primarly used for.....
A.
B.
C.
D.
68.  A 110-Block allows for..... (Check all that apply)
A.
B.
C.
69.  The ratio of the error power to the average power in an ideal QAM signal.
A.
B.
C.
D.
70.  When triggering condition is met, the virus unleashes its payload.
A.
B.
C.
D.
71.  Call Pickup
A.
B.
C.
D.
72.  Provides a means of monitoring the various inputs and outputs without iterrupting service.
A.
B.
C.
D.
73.  Tel 7 Is flashing slowly, about 1 flash per second.
A.
B.
C.
D.
74.  Voice of America, CB, and Amateur Radio can all affect _________________.
A.
B.
C.
D.
75.  Name the subnets for the following :  /30,  /29,  /28
A.
B.
C.
D.
76.  POS
A.
B.
C.
D.
77.  You will not see a ghost whose level is more than ______ below the desired carrier.
A.
B.
C.
D.
78.  Three layers fo a fiber strand.
A.
B.
C.
D.
79.  Map that provides the layout of the system in a condensed form.
A.
B.
C.
D.
E.
80.  Provides a single common infrastructure in which all services are delivered via IP over a consistent transport and routing architecture.
A.
B.
C.
D.
81.  Retrieve A Parked Call
A.
B.
C.
D.
82.  Flash Call Hold w/ Barge In
A.
B.
C.
D.
83.  According to the HSI installations task list, what do you do after checking peripheals?
A.
B.
C.
D.
84.  Private Numbering Plan
A.
B.
C.
D.
85.  Map with lakes rivers streets and boundaries.
A.
B.
C.
D.
E.
86.  What are the Technicians responsibilities when a customer orders Business Class Service.
A.
B.
C.
D.
87.  _________________ test help to ensure that cable systems' forward signals meet FCC regulations.
A.
B.
C.
D.
88.  Attenuates the signal in order to bring it to within the acceptable input range of the amplifier.
A.
B.
C.
D.
89.  A ___________ appears when ingress allows a locally broadcast TV channel's signal toenter the TV along with the channel's signal supplied by the network.
A.
B.
C.
D.
90.  Speed Dial 8
A.
B.
C.
D.
91.  As the temperature of the device increases or decreases, the electron activity (voltage) also increases or decreases, producing more or less noise.
A.
B.
C.
D.
92.  Call Hold
A.
B.
C.
D.
93.  VPN
A.
B.
C.
D.
94.  Seperates (and recombines) the forward and reverse signals from the coaxial cable so they can be routed to (and from) the apporopriate components with in the amplifier station.
A.
B.
C.
D.
95.  A technique by which several hosts or computers share a single IP address for access to the internet.
A.
B.
C.
D.
96.  Loss 1.7db per 100ft @ 55mhz 5.2db per 100ft @ 550mhz 2way Splitter @ 3.5db per leg Tap to Splitter : 150ft Splitter to TV: 75ft Splitter to Modem: 65ft What is the total loss (including splitter) from Tap to TV and Modem? Check two TV answers and two modem answers. One for each frequency and device.
A.
B.
C.
D.
E.
F.
G.
H.
97.  How many bits in a 256QAM?
A.
B.
C.
D.
98.  What do you do before powering up the EMTA/Gateway.
A.
B.
C.
D.
99.  A protocol used on the internet for exchanging files.
A.
B.
C.
D.
100.  Alarm Pin #3 Indicates what problem.....
A.
B.
C.
D.
101.  Alarm Pin #4 Indicates what problem.....
A.
B.
C.
D.
102.  Filter that passes higher frequencies but attenuates lower frequencies.
A.
B.
C.
D.
103.  The crossing of modulation from one channel to another.
A.
B.
C.
D.
104.  Directed Call Pickup
A.
B.
C.
D.
105.  How many pictures are in a normal video sequence?
A.
B.
C.
D.
106.  Sort from lowest value to highest value.
A.
B.
C.
D.
107.  It measures activity levels in the unused portion of a multi-channel system where there is random activity in the active channels.
A.
B.
C.
D.
108.  A geogrpahically close set of devices connected to a single network.
A.
B.
C.
D.
109.  Converts incoming light to RF signals for the coaxial cable outputs.
A.
B.
C.
D.
110.  Map that is the corrected version of any map that incurred changes.
A.
B.
C.
D.
E.
111.  Distinctive Ring
A.
B.
C.
D.
112.  Direct to Voicemail
A.
B.
C.
D.
113.  A geogrpahically far set of devices connected to a network.
A.
B.
C.
D.
114.  NGT
A.
B.
C.
D.
115.  What is the return path range?
A.
B.
C.
D.
116.  A temporary IP address is also called a ______________.
A.
B.
C.
D.
117.  Total number of IP address for a /29
A.
B.
C.
D.
118.  What is the minimum signal of merit to pass the CLI test?
A.
B.
C.
D.
119.  Call Forward Selective
A.
B.
C.
D.
120.  Sometimes called a Mop-Up, this device is used to try and correct for any undesired peaks within the passband of the amplifier.
A.
B.
C.
D.
121.  Terminal Make Busy
A.
B.
C.
D.
122.  When your frustrated while driving, what should you do to calm down?
A.
B.
C.
D.
123.  Four actions of a virus.
A.
B.
C.
D.
124.  Compression / Decompression.
A.
B.
C.
D.
125.  What is this?
A.
B.
C.
D.
126.  ___________ defines a cryptographic protocol for protecting audio and video content from illegal copying.
A.
B.
C.
D.
127.  6mhz spikes on return path.
A.
B.
C.
D.
128.  Being able to carry and individually select different channels on a single cable by their unique frequency is called__________________.
A.
B.
C.
D.
129.  Connects multiple devices within a LAN.
A.
B.
C.
D.
130.  A method where additional data bits are added to the digital video bit stream to help identify and correct any errors that may be caused by the transmission system.
A.
B.
C.
D.
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