Which of the following is a problem of file management system?
difficult to update
lack of data independence
data redundancy
program dependence
all of above
Which of the following is true of a network structure?
It is a physical representation of the data
It allows a many-to-many relationship
It is conceptually simple
It will be dominant data base of the future
Information can be transferred between the DBMS and a
spreadsheet program
word processor program
graphics program
all of the above
One data dictionary software package is called
DB/DC dictionary
TOTAL
ACCESS
Datapac
Data Manager
The ascending order of a data hierarchy is:
bit-byte-record-field-file-database
byte-bit-field-record-file-database
bit-byte-field-record-file-database
bit-byte-file-record-field-database