12/16/25, 7:38 AM NENA ENP Master Glossary of 9-1-1 Terminology Exam study guide COMPLETE EXAM Questions and Answers (Verified Answer…
NENA ENP Master Glossary of 9-1-1 Terminology
Exam study guide COMPLETE EXAM Questions
and Answers (Verified Answers) (Latest Update
2025) UPDATE!!
Save
Terms in this set (149)
A designation for Key Telephone Systems which
1A2
utilizes an "A" lead for control.
The 3rd Generation Partnership Program (3GPP) is a
collaboration agreement that was established in
3GPP December 1998. The collaboration agreement brings
together a number of telecommunications standards
bodies which are known as "Organizational Partners"
The 3rd Rail is the electrified steel rail running parallel
to track. It is used to power commuter trains such as
those found in subways and urban elevated transit
3rd Rail
systems. 3rd rails are typically charged with 600 volts
or higher. Their positioning on the railroad makes them
susceptible to contact.
A three-digit telephone number to facilitate the
9-1-1 reporting of an emergency requiring response by a
public safety agency.
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,12/16/25, 7:38 AM NENA ENP Master Glossary of 9-1-1 Terminology Exam study guide COMPLETE EXAM Questions and Answers (Verified Answer…
The representative(s) of the administrative jurisdiction
of a particular 9-1-1 system. This could be a
county/parish or city government, a special 9-1-1 or
9-1-1 Administrator
Emergency Communications District, a Council of
Governments, an individual PSAP or other similar
body.
The local agency responsible for overall operation of,
9-1-1 Authority
and data for the 9-1-1 system.
The organization having administrative jurisdiction
over a particular 9-1-1 system. This could be a
9-1-1 Governing Authority
county/parish or city government, a special 9-1-1 or
or 9-1-1 Authority
Emergency Communications District, a Council of
Governments or other similar body.
The geographic area that has been granted authority
9-1-1 Service Area by a state or local governmental body to provide 9-1-1
service.
The set of network, software applications, databases,
9-1-1 System CPE components and operations and management
procedures required to provide 9-1-1 service.
The Central Office that provides the tandem switching
of 9-1-1 calls. It controls delivery of the voice call with
ANI to the PSAP and provides Selective Routing,
9-1-1 Tandem / Enhanced
Speed Calling, Selective Transfer, Fixed Transfer, and
9-1-1 Control Office
certain maintenance functions for each PSAP. Also
known as 9-1-1 Selective Routing Tandem or Selective
Router.
A wire used to control the Key Telephone Unit in a 1A2
"A" Lead Control type Key Telephone System. In some E9-1-1 systems it
is used to identify the position connected to the trunk.
a call placed to 9-1-1 in which the caller disconnects
Abandoned Call before the call can be answered by the Public Safety
Answering Point (PSAP) attendant.
https://quizlet.com/1123446629/nena-enp-master-glossary-of-9-1-1-terminology-exam-study-guide-complete-exam-questions-and-answers-verified-a… 2/21
, 12/16/25, 7:38 AM NENA ENP Master Glossary of 9-1-1 Terminology Exam study guide COMPLETE EXAM Questions and Answers (Verified Answer…
The entity providing physical communications access
to the subscriber. This access may be provided over
Access Infrastructure telco wire, CATV cable, wireless or other media.
Provider (AIP) Usually, this term is applied to purveyors of
broadband internet access but it is not exclusive to
them.
The connection between a customer premises
network interface and the Local Exchange Carrier that
Acess Line
provides access to the Public Switched Telephone
Network (PSTN).
A network entity or function that provides network
Access Location Entity
measurements to a LIS allowing the LIS correlate a
(ALE)
device with a physical location.
AKA Access Infrastructure Provider - The entity
providing physical communications access to the
subscriber. This access may be provided over telco
AIP
wire, CATV cable, wireless or other media. Usually, this
term is applied to purveyors of broadband internet
access but it is not exclusive to them.
AKA Access Location Entity - A network entity or
function that provides network measurements to a LIS
ALE
allowing the LIS correlate a device with a physical
location.
An access provider is any organization that arranges
Access Provider for an individual or an organization to have access to
the Internet.
The rubber cups, which hold the telephone handset
Acoustic Coupler
on the TTY.
ASD refers to clinically significant (causing significant
distress or impairment in social, occupational, or other
Acute Stress Disorder important areas of functioning) symptoms more than
(ASD) two days but less than one month after exposure to a
trauma, as defined above (may progress to PTSD if
symptoms last more than one month).
https://quizlet.com/1123446629/nena-enp-master-glossary-of-9-1-1-terminology-exam-study-guide-complete-exam-questions-and-answers-verified-a… 3/21
NENA ENP Master Glossary of 9-1-1 Terminology
Exam study guide COMPLETE EXAM Questions
and Answers (Verified Answers) (Latest Update
2025) UPDATE!!
Save
Terms in this set (149)
A designation for Key Telephone Systems which
1A2
utilizes an "A" lead for control.
The 3rd Generation Partnership Program (3GPP) is a
collaboration agreement that was established in
3GPP December 1998. The collaboration agreement brings
together a number of telecommunications standards
bodies which are known as "Organizational Partners"
The 3rd Rail is the electrified steel rail running parallel
to track. It is used to power commuter trains such as
those found in subways and urban elevated transit
3rd Rail
systems. 3rd rails are typically charged with 600 volts
or higher. Their positioning on the railroad makes them
susceptible to contact.
A three-digit telephone number to facilitate the
9-1-1 reporting of an emergency requiring response by a
public safety agency.
https://quizlet.com/1123446629/nena-enp-master-glossary-of-9-1-1-terminology-exam-study-guide-complete-exam-questions-and-answers-verified-a… 1/21
,12/16/25, 7:38 AM NENA ENP Master Glossary of 9-1-1 Terminology Exam study guide COMPLETE EXAM Questions and Answers (Verified Answer…
The representative(s) of the administrative jurisdiction
of a particular 9-1-1 system. This could be a
county/parish or city government, a special 9-1-1 or
9-1-1 Administrator
Emergency Communications District, a Council of
Governments, an individual PSAP or other similar
body.
The local agency responsible for overall operation of,
9-1-1 Authority
and data for the 9-1-1 system.
The organization having administrative jurisdiction
over a particular 9-1-1 system. This could be a
9-1-1 Governing Authority
county/parish or city government, a special 9-1-1 or
or 9-1-1 Authority
Emergency Communications District, a Council of
Governments or other similar body.
The geographic area that has been granted authority
9-1-1 Service Area by a state or local governmental body to provide 9-1-1
service.
The set of network, software applications, databases,
9-1-1 System CPE components and operations and management
procedures required to provide 9-1-1 service.
The Central Office that provides the tandem switching
of 9-1-1 calls. It controls delivery of the voice call with
ANI to the PSAP and provides Selective Routing,
9-1-1 Tandem / Enhanced
Speed Calling, Selective Transfer, Fixed Transfer, and
9-1-1 Control Office
certain maintenance functions for each PSAP. Also
known as 9-1-1 Selective Routing Tandem or Selective
Router.
A wire used to control the Key Telephone Unit in a 1A2
"A" Lead Control type Key Telephone System. In some E9-1-1 systems it
is used to identify the position connected to the trunk.
a call placed to 9-1-1 in which the caller disconnects
Abandoned Call before the call can be answered by the Public Safety
Answering Point (PSAP) attendant.
https://quizlet.com/1123446629/nena-enp-master-glossary-of-9-1-1-terminology-exam-study-guide-complete-exam-questions-and-answers-verified-a… 2/21
, 12/16/25, 7:38 AM NENA ENP Master Glossary of 9-1-1 Terminology Exam study guide COMPLETE EXAM Questions and Answers (Verified Answer…
The entity providing physical communications access
to the subscriber. This access may be provided over
Access Infrastructure telco wire, CATV cable, wireless or other media.
Provider (AIP) Usually, this term is applied to purveyors of
broadband internet access but it is not exclusive to
them.
The connection between a customer premises
network interface and the Local Exchange Carrier that
Acess Line
provides access to the Public Switched Telephone
Network (PSTN).
A network entity or function that provides network
Access Location Entity
measurements to a LIS allowing the LIS correlate a
(ALE)
device with a physical location.
AKA Access Infrastructure Provider - The entity
providing physical communications access to the
subscriber. This access may be provided over telco
AIP
wire, CATV cable, wireless or other media. Usually, this
term is applied to purveyors of broadband internet
access but it is not exclusive to them.
AKA Access Location Entity - A network entity or
function that provides network measurements to a LIS
ALE
allowing the LIS correlate a device with a physical
location.
An access provider is any organization that arranges
Access Provider for an individual or an organization to have access to
the Internet.
The rubber cups, which hold the telephone handset
Acoustic Coupler
on the TTY.
ASD refers to clinically significant (causing significant
distress or impairment in social, occupational, or other
Acute Stress Disorder important areas of functioning) symptoms more than
(ASD) two days but less than one month after exposure to a
trauma, as defined above (may progress to PTSD if
symptoms last more than one month).
https://quizlet.com/1123446629/nena-enp-master-glossary-of-9-1-1-terminology-exam-study-guide-complete-exam-questions-and-answers-verified-a… 3/21
