Question
(a)
ANSI-SPARC database system uses three-level architecture to separate users. Describe in detail all these three-level and using an example illustrate the implementation mapping with a sample database that would provide different views for all these three-level
(b)
Compare the two-tier and three-tier Client-Server Architecture in term of the DBMS and how are they differ to each other. Provide the functions of the Client and Server