Introduction to Database System Two files may be joined into a third file if they have a field in common None of these both (b) and (c) they have a row in common they have no records with the same value in the common field they have a field in common None of these both (b) and (c) they have a row in common they have no records with the same value in the common field ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Periodically adding, changing and deleting file records is called file renewing upgrading Updating restructuring renewing upgrading Updating restructuring ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Microsoft Access is an enterprise-class database product. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove a table from the database in SQL? UNATTACH TABLE DELETE TABLE ERASE TABLE DROP TABLE UNATTACH TABLE DELETE TABLE ERASE TABLE DROP TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When using a database management system, the first thing that you must do is to create a database file keep a floppy disk in readiness activate file editor load the software into your micro¬computer create a database file keep a floppy disk in readiness activate file editor load the software into your micro¬computer ANSWER DOWNLOAD EXAMIANS APP