Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test DBMS Introduction and ER Model Database Introduction
Which of the following reasons are useful for Data Dictionaries?
1
Data Dictionary used to make data easier to analyze.
2
Data Dictionary assist in avoiding data inconsistencies across a project.
3
Data Dictionary help define conventions that are to be used across a project.
4
More than one of the above
5
None of the above