Deck 14: Module C More on Telecommunications

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Question
Satellite ________ operate on a point-to-point basis.

A)uplinks
B)downlinks
C)both A and B
D)neither A nor B
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Question
In TDM,time is first divided into brief periods called ________.

A)packets
B)frames
C)slots
D)cells
Question
PSTN signaling in the United States uses ________.

A)SS7
B)ATM
C)TDM
D)SIP
Question
SONET/SDH applies ________ when there is a break in a trunk line between switches.

A)the Spanning Tree Protocol
B)wrapping
C)half-duplex transmission
D)full-duplex transmission
Question
In data wiring,there needs to be four wires for each computer on the floor in ________.

A)horizontal distribution
B)vertical distribution
C)both A and B
D)neither A nor B
Question
In TDM,there are more frames than slots.
Question
Which of the following has an altitude of a few thousand miles?

A)GEOs
B)LEOs
C)MEOs
D)none of the above
Question
Which of the following is packet-switched?

A)ATM
B)TDM
C)both A and B
D)neither A nor B
Question
Plenum wiring is needed for ________.

A)heavy traffic loads
B)safety
C)both A and B
D)neither A nor B
Question
Which of the following is good for mobile stations?

A)GEOs
B)LEOs
C)both A and B
D)neither A nor B
Question
A ring topology is attractive because it brings ________.

A)higher speed
B)lower cost
C)greater reliability
D)all of the above
Question
Incompatibilities between signaling systems in the United States and Europe cause serious problems.
Question
Which of the following is NOT one of the three categories of PBX services?

A)attendant services
B)management services
C)advanced services
D)user services
Question
In TDM,a voice conversation gets the same ________ in each ________.

A)frame, packet
B)packet, frame
C)frame, slot
D)slot, frame
Question
Because of the curvature of the earth,microwave systems that must travel over long distances need ________.

A)to operate at low frequencies
B)to operate at high frequencies
C)repeaters
D)mirrors
Question
In telephone wiring,there needs to be four wires for each computer on the floor in ________.

A)horizontal distribution
B)vertical distribution
C)both A and B
D)neither A nor B
Question
SONET/SDH uses a ________ topology.

A)point-to-point
B)hierarchy
C)mesh
D)ring
Question
Cross-connect devices are found in ________.

A)PBXs
B)equipment rooms
C)telecommunications closets
D)switches
Question
ATM provides quality-of-service for voice.
Question
________ is/are widely used in Europe for PSTN signaling.

A)C7
B)SS7
C)Both A and B
D)Neither A nor B
Question
Which of the following was set up primarily to provide long-distance telephone service after the breakup of the Bell System in the early 1980s?

A)AT&T
B)RBOCs
C)both A and B
D)neither A nor B
Question
Message units are a time and distance pricing method that can be used to charge for local calls.
Question
Call restriction refers to a switch's ability to control incoming calls to a station.
Question
Which of the following is an advanced carrier telephone service?

A)voice mail
B)caller ID
C)both A and B
D)neither A nor B
Question
In the United States,telephone customers can connect to a(n)________ carrier to receive telephone service.

A)ILEC
B)LATA
C)either A or B
D)neither A nor B
Question
PTTs were found in ________.

A)Europe
B)the United States
C)both A and B
D)neither A nor B
Question
For PBXs,nighttime calling is ________.

A)a user service
B)an attendant service
C)a management service
Question
For PBXs,camp-on is ________.

A)a user service
B)an attendant service
C)a management service
Question
With 900 numbers,the ________ pays and pays ________ per minute than direct distance dialing.

A)caller, more
B)caller, less
C)called party, more
D)called party, less
Question
Even for local calls,many telephone companies charge by the duration of the call.
Question
Which of the following would a mail order company's customers prefer?

A)900 number service
B)800 number service
C)WATS service
D)They would have no preference among these choices.
Question
Local calls are always billed on a flat rate basis where the customer pays a monthly fee for unlimited local calling.
Question
In the United States,telephone customers can connect to a(n)________ carrier to receive telephone service.

A)ILEC
B)CLEC
C)either A or B
D)neither A nor B
Question
With 888 numbers,the ________ pays and pays ________ per minute than direct distance dialing.

A)caller, more
B)caller, less
C)called party, more
D)called party, less
Question
For PBXs,call forwarding is ________.

A)a user service
B)an attendant service
C)a management service
Question
With WATS calls,the ________ pays and pays ________ per minute than direct distance dialing.

A)caller, more
B)caller, less
C)called party, more
D)called party, less
Question
For PBXs,call detail reporting is ________.

A)a user service
B)an attendant service
C)a management service
Question
For PBXs,call transfer is ________.

A)a user service
B)an attendant service
C)a management service
Question
A ________ provides telephone service to customers.

A)PTT
B)Ministry of Telecommunications
C)both A and B
D)neither A nor B
Question
Which of the following regulates intrastate telephony in the United States?

A)the FCC
B)PUCs
C)neither A nor B
Question
ICCs provide telephone transmission service ________.

A)within LATAs
B)between LATAs
C)between different countries
D)all of the above
Question
In the United States,which of the following is a carrier?

A)ILEC
B)LATA
C)both A and B
D)neither A nor B
Question
Deregulation is lowest for ________.

A)customer premises equipment
B)local telephone service
C)long-distance telephone service
D)All of the above are deregulated to about the same degree.
Question
Deregulation is highest for ________.

A)customer premises equipment
B)local telephone service
C)long-distance telephone service
D)All of the above are deregulated to about the same degree.
Question
In the United States,IXCs provide telephone transmission service ________.

A)within a LATA
B)between LATs
C)between the United States and another country
D)all of the above
Question
In the United States,________ handle long-distance communication.

A)ILECs
B)IXCs
C)ICCs
D)PTTs
Question
Within a LATA,ILECs and CLECs interconnect at ________.

A)access points
B)NAPs
C)POPs
D)IXCs
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Deck 14: Module C More on Telecommunications
1
Satellite ________ operate on a point-to-point basis.

A)uplinks
B)downlinks
C)both A and B
D)neither A nor B
A
2
In TDM,time is first divided into brief periods called ________.

A)packets
B)frames
C)slots
D)cells
B
3
PSTN signaling in the United States uses ________.

A)SS7
B)ATM
C)TDM
D)SIP
A
4
SONET/SDH applies ________ when there is a break in a trunk line between switches.

A)the Spanning Tree Protocol
B)wrapping
C)half-duplex transmission
D)full-duplex transmission
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5
In data wiring,there needs to be four wires for each computer on the floor in ________.

A)horizontal distribution
B)vertical distribution
C)both A and B
D)neither A nor B
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6
In TDM,there are more frames than slots.
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7
Which of the following has an altitude of a few thousand miles?

A)GEOs
B)LEOs
C)MEOs
D)none of the above
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8
Which of the following is packet-switched?

A)ATM
B)TDM
C)both A and B
D)neither A nor B
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9
Plenum wiring is needed for ________.

A)heavy traffic loads
B)safety
C)both A and B
D)neither A nor B
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10
Which of the following is good for mobile stations?

A)GEOs
B)LEOs
C)both A and B
D)neither A nor B
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11
A ring topology is attractive because it brings ________.

A)higher speed
B)lower cost
C)greater reliability
D)all of the above
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12
Incompatibilities between signaling systems in the United States and Europe cause serious problems.
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k this deck
13
Which of the following is NOT one of the three categories of PBX services?

A)attendant services
B)management services
C)advanced services
D)user services
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14
In TDM,a voice conversation gets the same ________ in each ________.

A)frame, packet
B)packet, frame
C)frame, slot
D)slot, frame
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15
Because of the curvature of the earth,microwave systems that must travel over long distances need ________.

A)to operate at low frequencies
B)to operate at high frequencies
C)repeaters
D)mirrors
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16
In telephone wiring,there needs to be four wires for each computer on the floor in ________.

A)horizontal distribution
B)vertical distribution
C)both A and B
D)neither A nor B
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17
SONET/SDH uses a ________ topology.

A)point-to-point
B)hierarchy
C)mesh
D)ring
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18
Cross-connect devices are found in ________.

A)PBXs
B)equipment rooms
C)telecommunications closets
D)switches
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19
ATM provides quality-of-service for voice.
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20
________ is/are widely used in Europe for PSTN signaling.

A)C7
B)SS7
C)Both A and B
D)Neither A nor B
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21
Which of the following was set up primarily to provide long-distance telephone service after the breakup of the Bell System in the early 1980s?

A)AT&T
B)RBOCs
C)both A and B
D)neither A nor B
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k this deck
22
Message units are a time and distance pricing method that can be used to charge for local calls.
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k this deck
23
Call restriction refers to a switch's ability to control incoming calls to a station.
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k this deck
24
Which of the following is an advanced carrier telephone service?

A)voice mail
B)caller ID
C)both A and B
D)neither A nor B
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k this deck
25
In the United States,telephone customers can connect to a(n)________ carrier to receive telephone service.

A)ILEC
B)LATA
C)either A or B
D)neither A nor B
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26
PTTs were found in ________.

A)Europe
B)the United States
C)both A and B
D)neither A nor B
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k this deck
27
For PBXs,nighttime calling is ________.

A)a user service
B)an attendant service
C)a management service
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Unlock Deck
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28
For PBXs,camp-on is ________.

A)a user service
B)an attendant service
C)a management service
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29
With 900 numbers,the ________ pays and pays ________ per minute than direct distance dialing.

A)caller, more
B)caller, less
C)called party, more
D)called party, less
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30
Even for local calls,many telephone companies charge by the duration of the call.
Unlock Deck
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Unlock Deck
k this deck
31
Which of the following would a mail order company's customers prefer?

A)900 number service
B)800 number service
C)WATS service
D)They would have no preference among these choices.
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Unlock Deck
k this deck
32
Local calls are always billed on a flat rate basis where the customer pays a monthly fee for unlimited local calling.
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Unlock Deck
k this deck
33
In the United States,telephone customers can connect to a(n)________ carrier to receive telephone service.

A)ILEC
B)CLEC
C)either A or B
D)neither A nor B
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Unlock Deck
k this deck
34
With 888 numbers,the ________ pays and pays ________ per minute than direct distance dialing.

A)caller, more
B)caller, less
C)called party, more
D)called party, less
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Unlock Deck
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35
For PBXs,call forwarding is ________.

A)a user service
B)an attendant service
C)a management service
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Unlock Deck
k this deck
36
With WATS calls,the ________ pays and pays ________ per minute than direct distance dialing.

A)caller, more
B)caller, less
C)called party, more
D)called party, less
Unlock Deck
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Unlock Deck
k this deck
37
For PBXs,call detail reporting is ________.

A)a user service
B)an attendant service
C)a management service
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Unlock Deck
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38
For PBXs,call transfer is ________.

A)a user service
B)an attendant service
C)a management service
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39
A ________ provides telephone service to customers.

A)PTT
B)Ministry of Telecommunications
C)both A and B
D)neither A nor B
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Unlock Deck
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40
Which of the following regulates intrastate telephony in the United States?

A)the FCC
B)PUCs
C)neither A nor B
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Unlock Deck
k this deck
41
ICCs provide telephone transmission service ________.

A)within LATAs
B)between LATAs
C)between different countries
D)all of the above
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42
In the United States,which of the following is a carrier?

A)ILEC
B)LATA
C)both A and B
D)neither A nor B
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43
Deregulation is lowest for ________.

A)customer premises equipment
B)local telephone service
C)long-distance telephone service
D)All of the above are deregulated to about the same degree.
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44
Deregulation is highest for ________.

A)customer premises equipment
B)local telephone service
C)long-distance telephone service
D)All of the above are deregulated to about the same degree.
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Unlock Deck
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45
In the United States,IXCs provide telephone transmission service ________.

A)within a LATA
B)between LATs
C)between the United States and another country
D)all of the above
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46
In the United States,________ handle long-distance communication.

A)ILECs
B)IXCs
C)ICCs
D)PTTs
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Unlock Deck
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47
Within a LATA,ILECs and CLECs interconnect at ________.

A)access points
B)NAPs
C)POPs
D)IXCs
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Unlock Deck
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