Introduction to Database System In the DBM approach, application programs perform the storage function processing functions access control all of the listed here storage function processing functions access control all of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What is the language used by most of the DBMSs for helping their users to access data? 4GL SQL High level language Query language 4GL SQL High level language Query language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which two files are used during operation of the DBMS? data dictionary and transaction log query language and utilities data dictionary and query language None of the listed here data dictionary and transaction log query language and utilities data dictionary and query language None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entity instances are associated by relationship classes. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key: must always be composed of two or more columns. identifies a column. can only be one column. identifies a row. must always be composed of two or more columns. identifies a column. can only be one column. identifies a row. 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 All of these 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 None of these controlling the input of each input clerk All of these 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 ANSWER DOWNLOAD EXAMIANS APP
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