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-independent entity ID-dependent entity Weak entity Strong entity ID-independent entity ID-dependent entity Weak entity Strong entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The way a particular application views the data from the data base that the application uses is a : module schema None of these subschema relational model module schema None of these subschema relational model ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Every time attribute A appears, it is matched with the same value of attribute B, but not the same value of attribute C. Therefore, it is true that: A → A → (B,C) → A → (B,C). A → A → (B,C) → A → (B,C). ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The physical location of a record is determined by a mathematical formula that transforms a file key into a record location in a tree file an indexed file None of these a hashed file a sequential file a tree file an indexed file None of these a hashed file a sequential file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One approach to standardizing storing of data MIS CODASYL specifications None of these All of these structured programming MIS CODASYL specifications None of these All of these structured programming ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What is the language used by most of the DBMSs for helping their users to access data? SQL Query language High level language 4GL SQL Query language High level language 4GL ANSWER DOWNLOAD EXAMIANS APP
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