Explain the difference between two and three-tier architectures.
What are the four objectives of the selection of a data type?
What do you mean by entity type extension?
What are stored-procedures? And what are the advantages of using them.
Briefly describe the three types of sql commands.
Explain snapshot replication.
What is artificial key?
why an information gap exists in most organizations.
Describe and contrast sql and qbe.
What is alternate key?
What are some of the important security features of a dbms?
Describe a subquery.
What is the difference between horizontal and vertical partitioning?
What is oracle block?
Describe the differences between vertical and horizontal portioning.