Managing Databases with Oracle Which statement about sequences is not true? Sequences guarantee valid surrogate key values. Sequences are most often used to provide values for surrogate keys. A sequence is an object that generates a sequential series of unique numbers. NextVal and CurrVal are both sequence methods. Sequences guarantee valid surrogate key values. Sequences are most often used to provide values for surrogate keys. A sequence is an object that generates a sequential series of unique numbers. NextVal and CurrVal are both sequence methods. ANSWER DOWNLOAD EXAMIANS APP
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 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? Alter [FileName] Edit [FileName] Open [FileName] Show [FileName] Alter [FileName] Edit [FileName] Open [FileName] Show [FileName] ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which of the following is not true of SQL views? Oracle views can by queried. The SQL-92 standard does not allow the use of the ORDER BY clause in view definitions. Oracle views are created using the standard SQL-92 CREATE VIEW command. Oracle views cannot use the ORDER BY clause in view definitions. Oracle views can by queried. The SQL-92 standard does not allow the use of the ORDER BY clause in view definitions. Oracle views are created using the standard SQL-92 CREATE VIEW command. Oracle views cannot use the ORDER BY clause in view definitions. 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? Application failure Media Failure Rollback failure Instance Failure Application failure Media Failure Rollback failure Instance Failure ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle You can check on the status of tables with the DESCRIBE or DESC command. False True False True ANSWER DOWNLOAD EXAMIANS APP
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