Industries & Professions /
Computer programmers write instructions that tell computers what to do in a computer language, or code, that the computer understands. Maintenance tasks include giving computers instructions on how to allocate time to various jobs they receive from computer terminals and making sure that these assignments are performed properly. Computer programmers also write the computer programs that are used for Internet applications to perform many tasks on the Internet, such as searching for information or making purchases. There are approximately 312,340 computer programmers employed in the United States.