Answer:
To maintain their Skills
Explanation:
The main job of video editor and film editor is to gather the raw material related to some particular topic that is provided by camera person. With the help of skills the video editor convert that raw video into finished product that will be able to broadcast.
That is the reason, he should maintain his skills to preform the video editing task accurately.
Answer:
PBX system.
Explanation:
PBX is an acronym for private branch exchange. It is a private telephone network service that allows users to communicate by making or taking inbound and outbound calls using a gateway, voice mail, transfer calls, call queues and recording.
In an office, employees having a PBX telephone can call other employees in the same office regarding official work.
The callers have to dial a particular extension number so that the intended receiver gets the call.
Example of an extension number is 111-5001 and 111-5002, with a central number as 111-5000.
Hence, the telephone network used in this office is the PBX system.
