Introduction to Database System Which two files are used during operation of the DBMS? data dictionary and query language data dictionary and transaction log query language and utilities None of the listed here data dictionary and query language data dictionary and transaction log query language and utilities None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The data-base environment has all of the following components except: data base data-base administrator users separate files None of these data base data-base administrator users separate files None of these 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 forecasting report regularly scheduled report on demand report exception report forecasting report regularly scheduled report ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A command that lets you change one or more fields in a record is Modify All of these Insert None of these Look-up Modify All of these Insert None of these Look-up ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attribute A determines both attributes B and C, then it is also true that: A → B → (B,C) → C → A → B → (B,C) → C → ANSWER DOWNLOAD EXAMIANS APP
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