A reputable website would be one that you could research online and read about it's history , reviews etc .
The best thing to do when an error message appears when it is not supposed to, as in if you are blocked by an administrator and it appears then its supposed to, it is best to contact someone who can investigate whether or not something is happening to your computer. That could be a parent, if they are good with computers, or just tech support at a store, provided they also know computers. Most of the time your computer just makes a mistake so nothing to worry about, but make sure to have it checked just to be sure.
The answer is FALSE
The RJ11 is most commonly known as the "telephone" standard. Most wired landline phones almost certainly use an RJ11 jack or an RJ11 connector. RJ11 has between 4 or 6 wire connection, but only 2 wires are used for connection as compared to a RJ14 which is also used in connecting telephone lines and uses 4 wires for connection.
I disagree because when kids are home alone, and you think they are studying they might not be and they will be playing games on the computer.