is 700 MG of RAM necessary to use the internet
no
google.com
yes
No, if all you want to do is share information among the devices in your home network and do not need an Internet connection then it isn't necessary.
yes
No,it is not necessary to find everybody's name on the internet. Many people don't use internet.
Web Browser is required to open any URL or Domain on the network of Internet.
because its 700mb
not if you don't want to go online
To which recovery operation do you refer?
Yes.