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What are the characteristics of an efficient database?
a) Identify and describe FIVE characteristics of an efficient database
Describe database normalization?
Database Normalization is the process of organizing the fields and tables of a relational database to minimize redundancy and dependency
What are a words and phrases that further describe a database?
keywords
What is the definition of database security?
Database security is a term that is used to describe the saftey invested into a single database, or storage of numerous information and confidentials on a computer.
Which database recovery techniques do not require any rollback?
remote backup system.
How would you describe a database program?
Database software, such as Microsoft Access, allows users to maintain records of related information.
Which of the following best describe the manipulation of data?
database management system that end users and programmers use to manipulate data in the database.
Database properties are also known as?
Database properties are also known as database attributes or characteristics. These properties describe the features and characteristics of the database, such as data types, constraints, relationships, and indexing among others. They are essential for defining the structure and behavior of a database system.
How are locking techniques used for concurrency control?
Concurrency means use of database by many users at the same time.Concurrency control techniques (Different techniques) are used control multiple transactions interfere each other to produce wrong results. therefore one of the main techniques used to control concurrent execution of transaction is based on the concept of locking of data item. A lock is a variable associated with a data item in the database and describes the status of that item with respect to possible operation that can be applied to that item. Generally there is a one lock for each data item in the database.
What term is used to refer to the data that are used to describe the data in a database?
Data definition is the term used to describe expected data value.
What is a document that describes database objects and their data types?
A data dictionary is a document that describes database objects such as tables, columns, and their corresponding data types. It provides information about the structure, relationships, and constraints of the database schema.
What has the author Andrew H Bullen written?
Andrew H. Bullen has written: 'Database techniques for librarians' -- subject(s): Data processing, Database management, Libraries, Turbo Pascal (Computer file)
