QESTION2 AND QESTION #3

ANSWER THESE QESTIONS CAREFULLY OR CORRECTLY I WILL GIVE YOU UPVOTE ,

What does Database Integrity mean? When multiple users access the same piece of data at the same interval of time. Data in the database are always accurate, such that incorrect information cannot be stored in the database. The same information is stored in more than one file. Data are shared by multiple applications in centralized DBMS. Question 3 3 pts Of the choices below, which is NOT a disadvantage of File Systems data management? Cost Concurrency Problems Data Security Data Duplication