Which of the following type is not a file type from usage point of veiw?
Correct answer: D. Indexed sequential file
- A. Master file
- B. Transaction file
- C. Backup file
- D. Indexed sequential file
Explanation
Correct answer is: Index sequential fileA file organization method that combines sequential and random access by using an index to allow direct access to records while maintaining the sequential order of the file, providing efficient access for both sequential and random operations.
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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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