Managing Databases with Oracle An Oracle System Change Number (SCN): is incremented whenever a deadlock occurs. is a value that is incremented whenever a dirty read occurs. is a value that is incremented whenever database changes are made. is a value that keeps track of explicit locks. is incremented whenever a deadlock occurs. is a value that is incremented whenever a dirty read occurs. is a value that is incremented whenever database changes are made. is a value that keeps track of explicit locks. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle The default extension for SQL*Plus is .sql. False True False True ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle The default extension for an Oracle SQL*Plus file is: .sql .ora .pls .txt .sql .ora .pls .txt ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Indexes are created to enforce uniqueness on columns and to enable fast retrieval by column values. False True False True ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle After a table has been created, its structure can be modified using the SQL command: UPDATE TABLE [TableName]. CHANGE TABLE [TableName]. MODIFY TABLE [TableName]. ALTER TABLE [TableName]. UPDATE TABLE [TableName]. CHANGE TABLE [TableName]. MODIFY TABLE [TableName]. ALTER TABLE [TableName]. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle You have linked SQL*Plus to an external text editor. To invoke the text editor for use within SQL*Plus, which command do you use? Edit [FileName] Alter [FileName] Show [FileName] Open [FileName] Edit [FileName] Alter [FileName] Show [FileName] Open [FileName] ANSWER DOWNLOAD EXAMIANS APP
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