Computing Flashcards 0.0 / 5 ? ComputingDatabasesGCSENone Created by: Lord Diego of the potatoe peopleCreated on: 18-10-16 09:01 The DBMS acts as an interface between what two components of an enterprise-class database system? Database application and the database 1 of 6 Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM? DB2 2 of 6 was the first to implement true relational algebra in a PC DBMS? R:base 3 of 6 What is not considered to be a basic element of an enterprise-class database system? COBOL programs 4 of 6 List some advantages of DBMS. 1. Controlling redundancy 2. Restricting unauthorised access 3. Giving backup & recovery 4. Providing multiple user interfaces 5. Getting integrity constraints enforced 5 of 6 A relational database consists of a collection of- a) Tables b) Fields c) Records d) Keys A, Fields are the column of the relation or tables.Records are each row in relation.Keys are the constraints in a relation . 6 of 6
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