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Questions and Answers
What is SQL?
What is SQL?
- A database system
- An operating system
- A programming language
- A query language (correct)
Which of the following is NOT a reason why SQL is widely used?
Which of the following is NOT a reason why SQL is widely used?
- Allows for retrieving data from relational databases
- Allows for creating, modifying, and manipulating databases and tables
- Allows for setting permissions and constraints on table columns, views, and stored procedures
- Allows for creating and editing images and videos (correct)
What is the history of SQL?
What is the history of SQL?
- SQL was introduced by Oracle Corporation in June 1979
- SQL was based on a paper published by E.F. Codd in 1970 (correct)
- SQL was developed by Relational Software Inc. in the 1970s
- SQL was developed by IBM researchers Raymond Boyce and Donald Chamberlin in 1970
What is the basic use of SQL for data professionals and users?
What is the basic use of SQL for data professionals and users?
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What are some examples of database management systems that can be used with SQL?
What are some examples of database management systems that can be used with SQL?
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What is a special tool used by data professionals for handling structured data?
What is a special tool used by data professionals for handling structured data?
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What is the process of SQL?
What is the process of SQL?
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