Answer:
Operating System.
Explanation:
All the properties listed in the question are handled by the Operating system.
Operating system:-It is a software that manages the computer hardware,provides common services for the programs of the computer and software resources.
Some of the most popular operating systems are as following:-
- Microsoft Windows.
- Apple MACOS
- Linux.
There are also other operating systems present out there these are some of the mostly used OS's.
teleconferencing is like zoom or skype you can be in a call with facetime.
I think the answer is the superblock
