Question

What is the meaning of backup and why the data backup is essential? Also name 4 devices to take data backup?
tell me proper answer '
urgent!!

Answer 1

Storing of data for later use is known as backup. backup is essential because if any how the data get deleted by any reason such as virus or hacking then that backup will help us in that time. Following are the devices used for data backup
google drive
avira anti virus
quick heal
back up and restore