In a relational database, a. the user’s view of the physical database is the same as the physical database. b. users perceive that they are manipulating a single table. c. a virtual table exists in...

In a relational database,

a. the user’s view of the physical database is the same as the physical database.

b. users perceive that they are manipulating a single table.

c. a virtual table exists in the form of rows and columns of a table stored on the disk.

d. a programming language (COBOL) is used to create a user’s view of the database.