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46. 

The way a particular application views the data from the data base that the application uses is a :
A. module
B. relational model
C. schema
D. subschema
E. None of the above
47. 

A compound key
A. is made up a several pieces of information
B. uniquely identifies an item in a list
C. both (a) and (b)
D. is a combination of each unique key
E. None of the above
48. 

The distinguishable parts of a record are called
A. files
B. data
C. fields
D. database
E. None of the above
49. 

Large collections of files are called
A. fields
B. records
C. databases
D. file system
E. None of the above
50. 

The index consists of
A. a list of keys
B. pointers to the master list
C. both (a) and (b)
D. All of the above
E. None of the above