Fourth Generation •4GLs: fourth-generation languages •Easier to use, and additional English-like, than third generation languages •Programs tell the computer hardware the required results, not a way to get them •Examples: SQL, SAS
The main advantage of high-level languages over low-level languages is that they're easier to scan, write, and maintain. Ultimately, programs written during a problem-oriented language should be translated into machine language by a compiler or interpreter.