Question: what are the different languages in computer?
Answer: Language types. Machine and assembly languages. Algorithmic languages. FORTRAN. ALGOL. LISP. C. Business-oriented languages. COBOL. SQL. Education-oriented languages. BASIC. Pascal. Logo. Hypertalk. Object-oriented languages. C++ Ada. Java. Visual Basic. Declarative languages. ... 
Elements of programming. Control structures. Data structures.