DBMS Quiz

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1. DFD stands for
 
 
 
 

Question 1 of 5

2. The ………… operator preserves unmatched rows of the relations being joined.
 
 
 
 

Question 2 of 5

3. The process of reading a database schema and producing a data model from that schema is known as:
 
 
 
 

Question 3 of 5

4. Before any changes to database structure are attempted one should first:
 
 
 
 

Question 4 of 5

5. The —- data base can be a choice for the SFMS use —
 
 
 
 

Question 5 of 5