<em>The main cause of computer viruses is putting an infected USB flash drive into your computer, opening an infected email, going to websites that are dangerous, and downloading infected files Some viruses disguising them self's as pop-ups. Files that could have downloaded themselves while you are on theses dangerous websites are viruses as well.</em>
<em>Be carful and make sure you don't do anything to deal with these! ;)</em>
Answer:
First two statements: yes. Last two: not so much.
But many of the better ones do have advanced degrees, but some don't.
The laboratory statement is silly; they sit behind a set of screens figuring out stuff and writing code.
Answer:
I am attaching a doc file for the answer.
Explanation:
The attached file has the answer with explanation.
Answer:
Combination of one or more columns used to identify particular rows in a relation is a key
Carlos Should use a Security Camera to keep track of his physical hardware. Carlos can then use a computer to monitor the security cameras.
