Question and answer
what is the DM
Question
Asked 10/15/2009 7:05:46 AM
Updated 12/8/2014 3:55:19 AM
4 Answers/Comments
Get an answer
Original conversation
User: what is the DM

User: what is the DM ?

User: what is the delta modulation ?

User: what is the ss7 system ?

User: what is PSTN ?

Question
Asked 10/15/2009 7:05:46 AM
Updated 12/8/2014 3:55:19 AM
4 Answers/Comments
New answers
Rating
3
Delta modulation is an analog-to-digital and digital-to-analog signal conversion technique used for transmission of voice information where quality is not of primary importance.


Added 12/8/2014 3:51:43 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [12/8/2014 4:12:50 AM], Rated good by jeifunk
0
The public switched telephone network (PSTN) is the aggregate of the world's circuit-switched telephone networks that are operated by national, regional, or local telephony operators, providing infrastructure and services for public telecommunication.


Added 12/8/2014 3:55:02 AM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [12/8/2014 4:13:53 AM]
0
On the public switched telephone network (PSTN), Signaling System 7 (SS7) is a system that puts the information required to set up and manage telephone calls in a separate network rather than within the same network that the telephone call is made on.


Added 12/8/2014 3:55:19 AM
Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
30,204,533
questions answered
GET
Answers.
GET THE APP.
weegy*
*
Get answers from Weegy and a team of really smart live experts.
Popular Conversations
25. NIMS is applicable to all stakeholders with incident related ...
Weegy: NIMS is applicable to all stakeholders with incident related responsibilities. TRUE. User: 26. Which NIMS ...
6/19/2019 8:15:09 AM| 3 Answers
13. Which resource management task deploys or activates personnel and ...
Weegy: Mobilize resource management task deploys or activates personnel and resources. User: 14. Which resource ...
6/19/2019 3:40:09 PM| 2 Answers
S
L
P
C
P
C
P
C
L
P
C
Points 1058 [Total 8041] Ratings 7 Comments 988 Invitations 0 Online
S
L
R
R
R
Points 879 [Total 3774] Ratings 13 Comments 649 Invitations 10 Offline
S
L
Points 588 [Total 1368] Ratings 19 Comments 378 Invitations 2 Offline
S
L
Points 578 [Total 2014] Ratings 9 Comments 488 Invitations 0 Offline
S
L
R
Points 358 [Total 1953] Ratings 16 Comments 148 Invitations 5 Online
S
L
P
Points 344 [Total 2304] Ratings 2 Comments 324 Invitations 0 Offline
S
L
Points 331 [Total 395] Ratings 6 Comments 261 Invitations 1 Offline
S
L
Points 328 [Total 479] Ratings 0 Comments 68 Invitations 26 Offline
S
L
Points 257 [Total 528] Ratings 6 Comments 197 Invitations 0 Online
S
L
1
P
1
1
Points 226 [Total 2749] Ratings 11 Comments 116 Invitations 0 Offline
* Excludes moderators and previous
winners (Include)
Home | Contact | Blog | About | Terms | Privacy | © Purple Inc.