Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE VIEW command is used to recompile view to create a trigger to define a view of one or more tables or views to recompile a table to recompile view to create a trigger to define a view of one or more tables or views to recompile a table ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attribute A determines both attributes B and C, then it is also true that: A → B → (B,C) → C → A → B → (B,C) → C → 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 storage space is wasted changing the data is one spot will cause data inconsistency both (a) and (b) None of these it can be more easily accessed storage space is wasted changing the data is one spot will cause data inconsistency ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An ID-dependent entity is an entity whose identifier is a composite identifier where no portion of the composite identifier is an identifier of another entity. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The master list of an indexed file 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 both (b) and (c) has a number assigned to each record ANSWER DOWNLOAD EXAMIANS APP
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