What is a database, Database Management System

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What is a database?

Database - Basically in simple terms A database is a collection of inter related data and/or information stored so which it is available to several users for different purposes.


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You are required to write a report which evaluates two of the following issues in relation to your case study database: a. Security issues b. Performance issues c. Backup

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What are audit trails? An audit trail is a log of all alters to the database along with information like which user performed the change and when the alter was performed.

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Durability : This property necessitates that once a transaction has committed, the changes made by it be never lost because of subsequent failure. Thus, a transaction is also a bas

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Define Direct file organization? The direct file organization is employed to enhance the performance in accessing the records than sequential file organization. In direct file

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The result of the UNION operation between R1 and R2 is a relation that includes? The result of the operation between R1 and R2 includes all the tuples of R1 and R2 which have c

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What are the storage types? The storage types are: a) Volatile storage b) Nonvolatile storage

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Increases efficiency : Data is stored close to most often used site, therefore retrieval would be faster. Also, data that is not required by local applications is not stored, there

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