Friends,,I am reading dbms by self study.So I am facing some problem.Regarding my Problem I am asking u to various DBMS questions.

(1)Explain the concept of Buffering of Blocks used in Data Transmission?

(2)Discuss the techniques for allocating file blocks on disk?

(3)Explain the different types of operation typically performed on files?

(4)What are the advantages of ordered files over unordered files?