Introduction to Database System A race condition occurs when two users of the DBMS are interacting with different files at the same time Two concurrent activities interact to cause a processing error None of the listed here Both of the listed here two users of the DBMS are interacting with different files at the same time Two concurrent activities interact to cause a processing error None of the listed here Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A compound key uniquely identifies an item in a list is made up a several pieces of information is a combination of each unique key both (a) and (b) None of these uniquely identifies an item in a list is made up a several pieces of information is a combination of each unique key both (a) and (b) None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The following are components of a database except ________ . reports indexes user data metadata reports indexes user data metadata 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 forecasting report exception report regularly scheduled report on demand report forecasting report exception report regularly scheduled report ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not considered to be a basic element of an enterprise-class database system? Users DBMS COBOL programs Database applications Users DBMS COBOL programs Database applications ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The activity of a file if high, reduces processing efficiency for sequential and nonsequential files is a measure of the percentage of existing records updated during a run is a low percentages of number of records added or deleted from a file refers to how closely the files fits into the allocated None of these if high, reduces processing efficiency for sequential and nonsequential files is a measure of the percentage of existing records updated during a run is a low percentages of number of records added or deleted from a file refers to how closely the files fits into the allocated None of these ANSWER DOWNLOAD EXAMIANS APP
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