Introduction to Database System Entities use identifiers while tables use keys. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A race condition occurs when None of the listed here Both of the listed here Two concurrent activities interact to cause a processing error two users of the DBMS are interacting with different files at the same time None of the listed here Both of the listed here Two concurrent activities interact to cause a processing error two users of the DBMS are interacting with different files at the same time ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The data dictionary tells the DBMS what attribute are possessed by the data what files are in the database All of the listed here what these files contain what attribute are possessed by the data what files are in the database All of the listed here what these files contain ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If a piece of data is stored in two places in the database, then both (a) and (b) None of these it can be more easily accessed changing the data is one spot will cause data inconsistency storage space is wasted both (a) and (b) None of these it can be more easily accessed changing the data is one spot will cause data inconsistency storage space is wasted ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a logical data-base structure? chain tree network relational chain tree network relational ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In an enterprise-class database system, business users interact directly with database applications, which directly access the database data. True False True False ANSWER DOWNLOAD EXAMIANS APP
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