Managing Databases with Oracle You can check on the status of tables with the DESCRIBE or DESC command. True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle An Oracle System Change Number (SCN): is a value that keeps track of explicit locks. is a value that is incremented whenever database changes are made. is a value that is incremented whenever a dirty read occurs. is incremented whenever a deadlock occurs. is a value that keeps track of explicit locks. is a value that is incremented whenever database changes are made. is a value that is incremented whenever a dirty read occurs. is incremented whenever a deadlock occurs. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle What Oracle backup and recover file contains user and system data? Control file OnLine ReDo file Datafile Offline ReDo file Control file OnLine ReDo file Datafile Offline ReDo file ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Money is defined in Oracle with the Currency data type. False True False True ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which of the following is not true about modifying table columns? You can add a column at any time as long as it is a NULL column. You can increase the number of characters in character columns or the number of digits in numeric columns You cannot increase or decrease the number of decimal places. You can drop a column at any time. You can add a column at any time as long as it is a NULL column. You can increase the number of characters in character columns or the number of digits in numeric columns You cannot increase or decrease the number of decimal places. You can drop a column at any time. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which SQL phrase is not supported by Oracle? ON DELETE CASCADE DROP SEQUENCE [SequenceName] ON UPDATE CASCADE CREATE SEQUENCE [SequenceName] ON DELETE CASCADE DROP SEQUENCE [SequenceName] ON UPDATE CASCADE CREATE SEQUENCE [SequenceName] ANSWER DOWNLOAD EXAMIANS APP
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