CCT4 Study Guide 2011

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

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