Introduction to Database System A key: must always be composed of two or more columns. identifies a row. can only be one column. identifies a column. must always be composed of two or more columns. identifies a row. can only be one column. identifies a column. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove a table from the database in SQL? ERASE TABLE DROP TABLE DELETE TABLE UNATTACH TABLE ERASE TABLE DROP TABLE DELETE TABLE UNATTACH TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When using a database management system, the first thing that you must do is to load the software into your micro¬computer create a database file activate file editor keep a floppy disk in readiness load the software into your micro¬computer create a database file activate file editor keep a floppy disk in readiness ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The on-line, softcopy display a customer's charge account to respond to an inquiry is an examples of a on demand report exception report regularly scheduled report forecasting report on demand report exception report regularly scheduled report forecasting report ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which two files are used during operation of the DBMS? query language and utilities data dictionary and transaction log data dictionary and query language None of the listed here query language and utilities data dictionary and transaction log data dictionary and query language None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Helping people keep track of things is the purpose of a(n) ________ . instance table relationship database instance table relationship database ANSWER DOWNLOAD EXAMIANS APP
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