It is called the file extension or filename extension. It is a suffix that indicates the file format.
Answer:
the bottom third
Explanation:
Check out the exampe below.
swim() would be an example of a method.
The correct answer I believe is A Sex offender
Answer:
This type of attack is called Malvertising
Explanation:
Malvertising (Malware Advertising) is a term in computer security that refers to the act of spreading computer malware through online advertisements. It is done by injecting malicious code into genuine online advertisement platforms or malicious webpages that appear as though they are genuine and from reputable third-party advertisers. While it is quite a new concept it is difficult to combact because content for advertisement can be placed in genuine and reputable websites that users trust.