Answer:
The correct answer for the given question is option(A) i.e File History.
Explanation:
In computer system file history is an backup application which create backup of your data which are stored in your libraries, desktops, contacts, and favorites to another storage location .It creates back up of your data to another location when your personal files has been changed.
The user can check the file history option in computer system
open control panel >>system and security >> file system
Answer:
Line of sight wireless
Explanation:
Line of sight wireless are wireless which enable antenna to sends and receives a microwave signal to the ISP's antenna
By standing between the mounted antenna at client building so that the other side of the wireless connection you intend to create can be visible.
Line of Sight wireless also provide electro-magnetic radio waves that tends to be less affected by external forces leading to better connection reliability because all wireless networks excel only with true line of sight that is why it is always advisable that the antennas are mounted above the tree line, to ensure proper connections without obstacles between them since
Line of sight depend on having a clear line of sight between the antenna and the hotspot .
Answer: Breaks in the word 2016 what do you mean
Explanation:
False because not all social media webstites provide avatars