Which is A logical to a record as:
Correct answer: A. data are files
- A. data are files
- B. a column is to a row
- C. files are to table
- D. attributes are to column
Explanation
Data is written to files by serializing it into a format like text or binary, organized according to the file's structure, using file operations provided by the OS or programming languages.
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Databases cover tables, records, fields, keys and relationships, together with database management systems and relational database design. The subject includes primary and foreign keys, normalization, SQL commands such as SELECT, INSERT, UPDATE and DELETE, queries, forms and reports, while distinguishing a database from a spreadsheet used for simple tabular data.
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