Managing Databases with Oracle Oracle maintains a System Change Number (SCN) which is a database-wide value that is incremented by Oracle whenever database changes are made. True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which statement about sequences is not true? Sequences are most often used to provide values for surrogate keys. Sequences guarantee valid surrogate key values. A sequence is an object that generates a sequential series of unique numbers. NextVal and CurrVal are both sequence methods. Sequences are most often used to provide values for surrogate keys. Sequences guarantee valid surrogate key values. 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 check on the status of tables with the DESCRIBE or DESC command. True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle In creating a procedure, you may get a message if you have compile errors. Which of the following is true? SQL*Plus will automatically show the errors to you. If there are no syntax errors, you will receive the message "NO ERRORS." The line numbers reported match the line numbers you see in your text editor. To see the errors, enter SHOW ERRORS in SQL*Plus. SQL*Plus will automatically show the errors to you. If there are no syntax errors, you will receive the message "NO ERRORS." The line numbers reported match the line numbers you see in your text editor. To see the errors, enter SHOW ERRORS in SQL*Plus. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle To see the contents of the SQL*Plus buffer, type: CONTENTS CURRENT LIST BUFFER CONTENTS CURRENT LIST BUFFER 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? Rollback failure Media Failure Application failure Instance Failure Rollback failure Media Failure Application failure Instance Failure ANSWER DOWNLOAD EXAMIANS APP
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