Managing Databases with Oracle You can use the DROP statement to remove structures from the database. True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle When you type Start FILENAME, the statement in your file will be executed automatically. True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle What type of failure occurs when Oracle fails due to an operating system or computer hardware failure? Instance Failure Media Failure Rollback failure Application failure Instance Failure Media Failure Rollback failure Application failure ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which of the following is not true about modifying table columns? You can drop a column at any time. 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 add a column at any time as long as it is a NULL column. You can drop a column at any time. 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 add a column at any time as long as it is a NULL column. 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 Oracle directly supports the definition of surrogate keys. True False True False ANSWER DOWNLOAD EXAMIANS APP
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