Any trucking company features a fleet of trailers that enable the loads to be transported into storage yards and pipeline right of how around the country safely, especially rental equipment. The specialized hauling is always performed by very experienced drivers who make use of a lot of knowledge about hazardous loads. Almost all the drivers usually have a lot more than 10 years' experience as well as a considerable percentage have tenure exceeding 2 decades. IT refers to people who are good at IT and computer scientists. Hackers are proficient in various programming languages and operating systems that grow with the development of computers and networks. The word "Hacker" is by the Hacker English transliteration of the English words themselves and no obvious good or bad, is according to the context in English application occasions of judgment, the idea is similar to Chinese dialogue often mentioned employs a person, the gunners, experts like words. In information security, "hacker" means the person who studies the computer security system. Using public communication networks, such as the Internet and telephone systems, to load the other's systems without permission are called black hat hackers. A white hat hacker (English: white hat), who debuts and analyzes computer security systems. The term "hacker" was first used to refer to people who study the use of telephone systems