IT industry

An industry (from industrius, "diligent, industrious") is the of a or within a category. industry is a broad term for any kind of economic production, in and industry is a synonym for the , which is a type of economic activity involved in the raw materials into goods and products.

There are four key industrial the largely raw material extraction industries such as and the involving the , which deals with services (such as and ) and distribution of manufactured goods; and the a relatively new type of knowledge industry focusing on technological such as computer programming, and biochemistry. A fifth has been proposed encompassing nonprofit activities. The economy is also broadly separated into and , with industry generally categorized as private. Industries are also any buisness or maufacturing.

Industry in the sense of manufacturing became a key sector of production and labour in and countries during the which upset previous and economies through many successive rapid advances in technology, such as the and production. It is aided by technological advances, and has continued to develop into new types and sectors to this day. Industrial countries then assumed a economic policy. and began speedily establishing links with previously unreachable world markets, enabling private to develop to then-unheard of size and Following the perhaps a third of the world's economic output is derived from manufacturing industries—more than share.

Many developed countries (for example the UK, the U.S., and Canada) and many developing/semi-developed countries (People's Republic of China, India etc.) depend significantly on industry. Industries, the countries they reside in, and the economies of those countries are interlinked in a complex web of interdependence.