Introduction to Database System A functional dependency is always an equation. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to changes data in a table? INSERT BROWSE APPEND UPDATE INSERT BROWSE APPEND UPDATE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An indexing operation sorts a file using a single key establishes an index for a file None of the listed here sorts file using two keys sorts a file using a single key establishes an index for a file None of the listed here sorts file using two keys ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The master list of an indexed file both (b) and (c) has a number assigned to each record None of these contains only a list of keys and record numbers is sorted in ascending order both (b) and (c) has a number assigned to each record None of these contains only a list of keys and record numbers is sorted in ascending order ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database has data and relationships. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A good query system None of these both (a) and (b) can be accessed only by data processing professionals can accept English language commands allows non-programmers to access information stored in a database None of these both (a) and (b) can be accessed only by data processing professionals can accept English language commands allows non-programmers to access information stored in a database ANSWER DOWNLOAD EXAMIANS APP
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