Explain relational algebra?
How many number of columns can a RECORD GROUP have ?
What are the characteristics of data in the database?
Give us a non-computer example of preemptive and non-preemptive scheduling?
What is different keys in dbms?
Mention few case manipulation functions in sql
What is first normal form in dbms?
What is the difference between case version and decode version?
Explain the hierarchical database?
Why do we need database normalization?
How do you maintain a database?
Explain 2nf?
what are the two integrity rules used in DBMS?