CTJ15finals Flashcards Preview

2016 Master > CTJ15finals > Flashcards

Flashcards in CTJ15finals Deck (50):
1

This internal device maintains communication with the central monitoring station in the event the broadband connection is lost

Cellular radio

2

This will output 85dB at 10 feet

Siren

3

The touchscreen button will darken the display

Night mode button

4

This gateway firewall setting will block most applications except web browsing,email,iTunes,and VPN

Maximum security (High)

5

This is the number of tuners that are available do recording if an Arris XG1 customer has three Xi3 devices tuned to live TV at the same time

3

6

It's the number of X1 apps available on an RNG150n

7

7

Heat detectors within the smoke detector begin to alarm when the temperature reaches this Fahrenheit level

135 degrees F

8

This simple vehicle check can result in severe burns

Checking radiator cap

9

On a 66 block, it connects the network side of the block with the customer side

Bridge clip

10

This ANSI class of laser is safe as long as you do not disassemble

Class 1

11

This is the number of pins in an HDMI connector

19

12

The new all-inclusive metric that's helping us gauge our progress on the Customer Experience Transformation

NPS (net promoter score)

13

This is the APIPA for an IPv6 network

Fe80::

14

This tool is used to push the wire to the end of the connecting block and terminate the unused portion

Punch down tool

15

This slang term is often used to describe the copper debris that is left over when terminating wires in a punch down block

Shiner

16

Lead with this from atop of a 66 block and then alternate

Tip

17

It's the interface between the eMTA and the 66 or 110 block demarcation point

Rj21x

18

The wireless gateway 2 or 3 can have this number of wired devices directly connected to it

6

19

This is how frequently your defensive driving recertification is required based on national guidelines

Every 3 years

20

During this test the vehicle should not move when you put it in gear and apply a small amount of power

Emergency break test

21

This is the amount of time the backup battery will provide power in the event of an outage

24hr

22

This button will bring up on-screen icons for the fire, medical , and police

Panic button

23

This lead time is realized while scanning 1 or 1.5 blocks ahead while driving in the city

12 to 15 second lead time

24

This the following rule in seconds while driving in the rain and towing a trailer

7-8 seconds

25

This the maximum HD format available for the Universal HD DTA device

1080i

26

This activates voice control on an xr11

Microphone button

27

Name the three basic parts of a single strand of fiber

Core, cladding, coating

28

This is the term for the distance between two consecutive peaks or troughs

Wavelength

29

These are the phase shifts of a qpsk modulation scheme

0,90, 180, 270

30

This is another term for a trillion hertz or 1,000 gigahertz

Terahertz

31

Optical splice loss is measured using this tool

Otdr

32

It's the diameter of the core of a single mode fiber

8-10 microns

33

This type of fiber has a large core and is used only for short distance data links

Multi mode fiber

34

This is the term for energy that expands as it travels

Radiation

35

This is the process to access the X1 select your guide view screen

With the guide open press guide again

36

This type of thread protector must be used on ports that are 0.500 inches or longer

Long sleeve

37

This 3-digit code unpairs the aim anywhere adapter xr8

9-8-7

38

This number of blinks on an xr2 remote indicates the battery level is low

5

39

Using a DTA remote this three digit code identifies the code operating the tv

9-9-0

40

Name the three types of optical transmitters

DFB,Distribution feedback, YAG,Yetter Aluminum Garnett,FP Fabry Perot

41

Foreign electro magnetic energy that disrupts the operation of a circuit

RFI

42

This is the difference in RF signal level from the highest point on the sweep trace to the lowest point, measured in dB

Peak to Valley(also accept CNR, SNR)

43

This is the unwanted alteration of the original shape of a signal

Distortion

44

This refers to the difference between a signals maximum and minimum values during one cycle

Amplitude

45

This cable is permissible for aerial drops over 150 ft

Qr320

46

This term refers to a connection of cables with two different ohm characteristics

Impedance mismatch

47

This term refers to Multiple carries oscillating at different frequencies being transported simultaneously in the same median

FDM

48

This is the characteristic of RF propagation in a cable in which the higher frequencies tend to travel along the surface of a conductor rather than through its mass

Skin effect

49

This term refers to the two conductors that share a geometric axis

Coaxial

50

It is the smallest diameter of a single mode optical fiber

125 microns

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