Introduction to Database System A race condition occurs when Two concurrent activities interact to cause a processing error Both of the listed here two users of the DBMS are interacting with different files at the same time None of the listed here Two concurrent activities interact to cause a processing error Both of the listed here two users of the DBMS are interacting with different files at the same time None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to an entity in which the identifier of one entity includes the identifier of another entity? ID-dependent entity Strong entity Weak entity ID-independent entity ID-dependent entity Strong entity Weak entity ID-independent entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to select only one copy of each set of duplicable rows SELECT UNIQUE SELECT DIFFERENT None of these SELECT DISTINCT All of these SELECT UNIQUE SELECT DIFFERENT None of these SELECT DISTINCT All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not an advantage of the data-base approach? elimination of the data redundancy increased security ability to associate related data All of these program/data independence elimination of the data redundancy increased security ability to associate related data All of these program/data independence ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One approach to standardizing storing of data All of these MIS None of these CODASYL specifications structured programming All of these MIS None of these CODASYL specifications structured programming ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The relational database model was created by E.F. Codd. False True False True ANSWER DOWNLOAD EXAMIANS APP
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