What is epbx and ebx ? Why we are using epbx and ebx ?
Electronic private branch exchange
It stands for Electronic Private Automatic Branch Exchange. They are used in communication systems.
EPBX(Electronic private branch exchange) are Phone systems, which traditionally run on proprietary special purpose computers, can run on ordinary servers and workstations, allowing telephones to work just like any other computer application.
PBX is what interlink all the phone lines or extensions within a building or office and connect it to the PSTN. The system will automatically select available line for outgoing call. EPBX on the other hand does not have any difference with the PBX system. The term PBX has just evolve from the the term EPBX and is highly recognized globally.
physical features are features in which you can observe by your eyes.
economic features are features that the economy has
Geographical features are the components of the Earth. There are two types of geographical features, namely natural geographical features and artificial political features. Wikipedia
There are no features
There are no features
Of course, smart phones do have features but alot of features.
The difference between physical and human features is that physical features are features created by nature, e.g. mountains, and the human features are the features that are man-made, such as architecture. In geographical features, I am not sure about child health, physical features describes the land. Human features describes the culture, homes, jobs, etc. of that area.
What features?