The correct answer is B. SQL (Structured Query Language) is a programming language designed for managing data in relational database management systems (RDBMS). SQL statements are used to perform tasks such as update data on a database or retrieve data from a database. SQL statements are very common and are used by many different database management systems.
Oracle is a relational database management system (RDBMS) developed and marketed by Oracle Corporation. It is a full-featured database management system that offers a wide range of features, including data definition and manipulation, query processing, transaction management, and security. Oracle is one of the most popular database management systems in the world, and it is used by a wide range of organizations, including businesses, governments, and educational institutions.
dBASE is a family of database management systems originally developed by Ashton-Tate for personal computers. The first version of dBASE was released in 1981, and it quickly became one of the most popular database management systems for personal computers. dBASE was originally written in BASIC, but later versions were written in C. dBASE was discontinued in 2001, but it is still used by some organizations.
4GL (Fourth-generation language) is a type of programming language that is designed to be easier to use than traditional programming languages. 4GL languages are often used for developing database applications, as they provide a high-level abstraction of the database and allow developers to focus on the business logic of the application.
None of the above is not the correct answer, as SQL is the de-facto standard for interfacing application programs with relational database systems.