Introduction to Database System Which of the following indicates the minimum number of entities that must be involved in a relationship? Minimum cardinality Greater Entity Count (GEC) ERD Maximum cardinality Minimum cardinality Greater Entity Count (GEC) ERD Maximum cardinality ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In any hierarchy of data organization, the smallest entity to be processed as a single unit is called data file data record None of these database data field data file data record None of these database data field ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The DBMS acts as an interface between what two components of an enterprise-class database system? The user and the database application Database application and the database Database application and SQL Data and the database The user and the database application Database application and the database Database application and SQL Data and the database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Structured Query Language (SQL) is an internationally recognized standard language that is understood by all commercial database management system products. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A race condition occurs when Two concurrent activities interact to cause a processing error two users of the DBMS are interacting with different files at the same time Both of the listed here None 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 Both of the listed here None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A primary key is a composite key that was selected to be the main identifier for the relation. True False True False ANSWER DOWNLOAD EXAMIANS APP
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