Which of the following 4GLs invented at IBM and subsequently adopted by ANSI and ISO as the standard language for managing structured data?
Correct answer: A. SQL
- A. SQL
- B. PROLOG
- C. C
- D. JAVA
Explanation
SQL, originally developed at IBM, became the widely adopted standard language for defining, querying, and manipulating structured relational data through ANSI and ISO standardization. The other choices are general-purpose or logic programming languages, not database query languages.
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