Multiple Choice
Which type of file contains all the attributes for an entity as well as a primary key and several secondary keys?
A) a transaction file
B) a relational file
C) a master file
D) a keyed index file
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q43: Each separate data entity should create its
Q44: A _ is a central source of
Q45: Within the realm of _, there are
Q46: An update anomaly occurs when the entire
Q47: An associative entity is used for repeating
Q49: _ is a process to eliminate repeating
Q50: Which doesn't DBMS allow?<br>A) creation of database<br>B)
Q51: A master file contains information used to
Q52: Which is incorrect about reality, data, and
Q53: What can be constructed by choosing two