Answer:
B
Explanation:
All the options above are correct about SQL except that they're NOT compiled each time they're executed. Which makes the right option, B.
A virus can do many things from burn up your hard drive to just annoy you with ads. the best thing you can do if you think you have one is take it to a professional
I think a spoof of an ad is the study of an ads rhetorical devices that is what I think I am not completely sure
Netstat
Type netstat -a to get a complete overview.