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Database Management Systems- What do you understand by relational data model? Explain relational constraints and relational database schemas Q2. What are the similarities and

What do you understand by relational Database Management Systems   Multiple choices: Q1. A collection of related sets of data items along with necessary data/ information associated with it. a. […]

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Database Management Systems-The HR manager has decided to raise the salary for all the employees in department number 30 by 0.25. Whenever any such raise is given to the EMPLOYEES

The HR manager has decided Database Management Systems   Multiple choices: Q1. The normal language of database is: a. PHP b. SQL c. C++ d. Java Q2. DDL, a database […]

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