Managing Databases with Oracle Which of the following is not true about indexes? Indexes are created to enable fast retrieval by column values. Indexes are created to enforce uniqueness on columns. Indexes are created with the ALTER TABLE command. Columns that are frequently used with equal conditions in WHERE clauses are good candidates for indexes. Indexes are created to enable fast retrieval by column values. Indexes are created to enforce uniqueness on columns. Indexes are created with the ALTER TABLE command. Columns that are frequently used with equal conditions in WHERE clauses are good candidates for indexes. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle What Oracle backup and recover file contains user and system data? OnLine ReDo file Datafile Offline ReDo file Control file OnLine ReDo file Datafile Offline ReDo file Control file 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 Rollback failure Application failure Media Failure Instance Failure Rollback failure Application failure Media Failure ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which of the following is not true of SQL views? The SQL-92 standard does not allow the use of the ORDER BY clause in view definitions. Oracle views cannot use the ORDER BY clause in view definitions. Oracle views can by queried. Oracle views are created using the standard SQL-92 CREATE VIEW command. The SQL-92 standard does not allow the use of the ORDER BY clause in view definitions. Oracle views cannot use the ORDER BY clause in view definitions. Oracle views can by queried. Oracle views are created using the standard SQL-92 CREATE VIEW command. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle If there is only one statement and no ambiguity about what is wanted, Oracle will treat the semicolon and slash as the same. False True False True 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? Show [FileName] Open [FileName] Alter [FileName] Edit [FileName] Show [FileName] Open [FileName] Alter [FileName] Edit [FileName] ANSWER DOWNLOAD EXAMIANS APP
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