What is the process called that determines how bits are represented on the medium?

What percentage of companies is projected to use social media to locate new employees in 2012

Amedian in the road will be marked with a white sign that has a black arrow going to the left of the median. true false

1. which of the following is a search engine? a) mozilla firefox b)internet explorer c)google d)safari 2. which of the following statements is true? a) all search engines will provide the same results when you enter the same query. b) all search engines use the same amount of advertisements. c) some search engines are also browsers. d) search engines often provide different results, even when you enter the same query.