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The MDF is located in the basement of the building or on the first floor.

A) True
B) False

Correct Answer

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A Private Branch Exchange (PBX) is typically found in residential dwelling especially single-family homes.

A) True
B) False

Correct Answer

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A typical residential phone system is wired using _____.


A) POTS wire
B) Fiber Optic Cable
C) Copper Clad Aluminum Wire
D) Coaxial Cable

E) A) and D)
F) A) and C)

Correct Answer

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A

Match the description in the left column with the correct part of the phone in the right column and place the answer in the corresponding blank on your answer sheet. Some sensor types may be used more than once.

Premises
________ automatically adjusts sound levels
Responses
Compensator
Earpiece
Duplex Coil
Hook Switch
Mouthpiece

Correct Answer

Compensator
Earpiece
Duplex Coil
Hook Switch
Mouthpiece

Match the description in the left column with the correct part of the phone in the right column and place the answer in the corresponding blank on your answer sheet. Some sensor types may be used more than once.

Premises
________ contains a microphone
Responses
Earpiece
Duplex Coil
Hook Switch
Mouthpiece
Compensator

Correct Answer

________ contains a microphone
Mouthpiece

If you are dialing a number in the same area code as you, you don't have to dial all 10 digits.

A) True
B) False

Correct Answer

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Match the description in the left column with the correct part of the phone in the right column and place the answer in the corresponding blank on your answer sheet. Some sensor types may be used more than once.

Premises
________ Compresses the dc current to Control the loudness
Responses
Duplex Coil
Mouthpiece
Compensator
Hook Switch
Earpiece

Correct Answer

________ Compresses the dc current to Control the loudness
Compensator

The telephone wires inside your house are called _________.


A) The demarc
B) The local loop
C) Premise wiring
D) Vertical wiring

E) A) and B)
F) A) and C)

Correct Answer

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The wiring running from the MDF to the IDFs that complete a floor-to-floor run uses a riser cable.

A) True
B) False

Correct Answer

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When the phone is on the hook the internal "hook switch" is open.

A) True
B) False

Correct Answer

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Match the description in the left column with the correct part of the phone in the right column and place the answer in the corresponding blank on your answer sheet. Some sensor types may be used more than once.

Premises
________ Provides auditory feedback from Mouthpiece to earpiece
Responses
Hook Switch
Duplex Coil
Earpiece
Mouthpiece
Compensator

Correct Answer

Hook Switch
Duplex Coil
Earpiece
Mouthpiece
Compensator

Which color combination is typically used as pair 1 on communication wire?


A) Red and green
B) Black and yellow
C) Blue and white
D) Brown and orange

E) A) and B)
F) A) and C)

Correct Answer

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The TELCO must supply enough power to ring all the phones connected to a given telephone line.

A) True
B) False

Correct Answer

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According to the National Electrical Code , all communications cables should be rated for not less that 150 V.

A) True
B) False

Correct Answer

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The tip wire is connected to ground and the ring wire is connected to _____.


A) 3 or 6 V
B) 6 V
C) 12 or 24 V
D) -48 V

E) None of the above
F) All of the above

Correct Answer

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Match the description in the left column with the correct part of the phone in the right column and place the answer in the corresponding blank on your answer sheet. Some sensor types may be used more than once.

Premises
________ Indicates the status of the phone
Responses
Duplex Coil
Hook Switch
Earpiece
Compensator
Mouthpiece

Correct Answer

Duplex Coil
Hook Switch
Earpiece
Compensator
Mouthpiece

Which of the following represents the possible "tip" and "ring" wires of a telephone system?


A) Green and Red
B) Black and Yellow
C) Blue and White
D) All the above

E) None of the above
F) A) and B)

Correct Answer

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Adding more capacitance to a telephone line will decrease the amount of crosstalk.

A) True
B) False

Correct Answer

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Match the description in the left column with the correct part of the phone in the right column and place the answer in the corresponding blank on your answer sheet. Some sensor types may be used more than once.

Premises
________ Produces an ac voice signal riding on A dc current
Responses
Compensator
Hook Switch
Earpiece
Mouthpiece
Duplex Coil

Correct Answer

Compensator
Hook Switch
Earpiece
Mouthpiece
Duplex Coil

The demarcation point in any residential dwelling consists of a ________.


A) Gas arrestor
B) 42A block protector
C) RJ-11 block protector
D) RJ-45 block protector

E) B) and D)
F) A) and C)

Correct Answer

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