Introduction to Database System Which command is used to remove an index from the database in SQL? REMOVE INDEX DELETE INDEX DROP INDEX ROLL BACK INDEX REMOVE INDEX DELETE INDEX DROP INDEX ROLL BACK INDEX ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The main idea behind computer files is that it is convenient to create them access them store information together arrange them create them access them store information together arrange them ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System With respect to data input, the most accurate description of batch control is None of these controlling the input of each input clerk dividing documents to be entered into batches comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system All of these None of these controlling the input of each input clerk dividing documents to be entered into batches comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Periodically adding, changing and deleting file records is called file renewing restructuring Updating upgrading renewing restructuring Updating upgrading 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 Index Delete Update Sort Key Index Delete Update ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An entity class is a collection of entities and is described by the structure of the entities in that class. True False True False ANSWER DOWNLOAD EXAMIANS APP
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