Question

QUESTION 6

1. A Web filter is a piece of software that does which of the following?

   	A.	keeps track of the pages your Web browser displays
   	B.	sends Google information about your Web surfing habits
   	C.	prevents certain web pages from being displayed by your browser
   	D.	prevents unauthorized people from using your computer to surf the Web
   	E.	keeps track of the pages the Web browser displays and sends Google information about your web surfing habits

Answer 1

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Ans: C

Explanation:
A web filter is a software that looks at a web page and identify whether it should be displayed on the browser. It does this by checking origin of page from web page request header and matches again set of rules provided by company or the person who had setup this software.

The same web filter software can also be used to block pornographic content, unnecessary advertising, spyware, virus and other objectionable content. Some web filter also does some kind of soft blocking where instead of blocking completely it pops a message to user indicating the page he is going to access.

The three big audience who uses web filters prominently are parents, business and schools. Parents or Schools use these software to block objectionable content from their children or students respectively. Whereas business uses this software to block viruses, malware, spyware and other objectionable content.