Define the following terms
19. (i) Database
20. (ii) Database Management System
21. (iii) Data Model
22. (iv) Scheme
23. (v) Data independence
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Answer / seshu
19.(i)data base is a collection of related data or
information
20.(ii)it's a softwear which is use to manage the data that
is present in the database.
21.(iii)data model is nothing but a types data managekment
system
22.(iv)scheme is nothing but an object,you need what data
form data base is represented into the scheme.
23.(v) if we want to chang the stucture of the table of
field into the database the techniqual options are
occurred so then we will use the data independece.
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