Introduction to Database System What is the language used by most of the DBMSs for helping their users to access data? SQL High level language 4GL Query language SQL High level language 4GL Query language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What name is given to the collection of facts, items of information or data which are related in some way? Directory information Information provider Information tree Database Directory information Information provider Information tree Database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key: can only be one column. identifies a column. identifies a row. must always be composed of two or more columns. can only be one column. identifies a column. identifies a row. must always be composed of two or more columns. 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 sequential file None of these a hashed file a tree file an indexed file a sequential file None of these a hashed file a tree file an indexed file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Given the functional dependency R → (S,T) , then it is also true that R → S. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to create a synonym for a schema object? CREATE SAME All of the listed here CREATE SYNONYM CREATE SCHEMA CREATE SAME All of the listed here CREATE SYNONYM CREATE SCHEMA ANSWER DOWNLOAD EXAMIANS APP
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