Computing Flashcards

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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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Card 2

Front

Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM?

Back

DB2

Card 3

Front

was the first to implement true relational algebra in a PC DBMS?

Back

Preview of the front of card 3

Card 4

Front

What is not considered to be a basic element of an enterprise-class database system?

Back

Preview of the front of card 4

Card 5

Front

List some advantages of DBMS.

Back

Preview of the front of card 5
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