Introduction to Database System A compound key is a combination of each unique key uniquely identifies an item in a list None of these is made up a several pieces of information both (a) and (b) is a combination of each unique key uniquely identifies an item in a list None of these is made up a several pieces of information both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A tuple is a(n): column of a table. two dimensional table. row of a table. key of a table. column of a table. two dimensional table. row of a table. key of a table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to remove a stored function from the database? ERASE FUNCTION DROP FUNCTION None of these DELETE FUNCTION REMOVE FUNCTION ERASE FUNCTION DROP FUNCTION None of these DELETE FUNCTION REMOVE FUNCTION ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If you want to group the records in the abc database, you could use the Jobcode as the _____. Sort Key Update Delete Index Sort Key Update Delete Index ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? SELECT DISTINCT SUB FROM BOOK SELECT SUB FROM BOOK All of these None of these SELECT ALL FROM BOOK SELECT DISTINCT SUB FROM BOOK SELECT SUB FROM BOOK All of these None of these SELECT ALL FROM BOOK ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When designing a database, first identify the entities, then determine the attributes, and finally establish the relationships. True False True False ANSWER DOWNLOAD EXAMIANS APP
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