1. The first generation languages, or 1GL are low-level languages that are machine language.
2. The second-generation languages, or 2GL are also low-level assembly languages.
3. The third-generation languages, or 3GL are high-level languages such as C.
4. The fourth-generation languages, or 4GL
are languages that consist of statements similar to statements in a
human language. Fourth generation languages are commonly used in
database programming and scripts and that contain visual tools to help develop a
program.
