Each part has a specific function. Before we discuss the control unit and the arithmetic/logic unit in detail, we need to consider data storage and its relationship to the central processing unit. Computers use two types of storage: Primary storage and secondary storage.
With a worldwide box-office gross of over $2.7 billion, Avatar is often proclaimed to be the highest-grossing film, but such claims usually refer to theatrical revenues only and do not take into account home video and television income, which can form a significant portion of a film's earnings.
According to the 2008 article Social Media Salaries by Jim Durbin, a typical social media management position is worth a maximum of about $55,000 per year; $30,000 at entry-level. However, online community managers might make $60,000 to $80,000, and directors of social media make up to $90,000 per year.