单项选择题
You created a custom menu for the Order Entry application. Which step do you perform before attaching the menu module to the form module?（）
A.Select file-->Administration-->Convert
B.Select file-->Administration-->Execute
C.Select file-->Administration-->Compile File
D.No further step is necessary.
相关考题
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单项选择题
You work as a database administrator for Certkiller .com. Users complain that their query is taking a long time to complete. You suspect the database buffer cache size to be the reason， and you define an alert to be generated when the buffer cache hit metric goes below 85%. When you observe the dynamic performance views， you find that the buffer cache hit ratio is 81% but no alerts are being generated. What could be the reason for this problem？（）
A.The advisory memory has been turned off.
B.The DB_CACHE_ADVICE parameter has been set to OFF in the parameter file.
C.The STATISTICS_LEVEL parameter has been set to BASIC in the parameter file.
D.The TIMED_STATISTICS parameter has been set to FALSE in the parameter file.
E.The STATISTICS_LEVEL parameter has been set to TYPICAL in the parameter file. -
多项选择题
YouworkasadatabaseadministratoratCertkiller.com.Inyourproductiondatabase，youobservethatusers’transactionsareconsumingalotofresourceandyouplantoimposeresourcerestrictionsbyusingResourceManager.ForwhichthreeresourcescanyouenableusagerestrictionsbyusingResourceManager？（）
A. CPU usage
B. degree of parallelism
C. number of open cursors
D. number of sorts performed
E. idle time for blocking sessions
F. number of disk I/O operations performed
G. number of memory I/O operations performed -
单项选择题
View the Exhibit and examine the attributes of an undo tablespace. In an OLTP system, the user SCOTT has started a query on a large table in the peak transactional hourthat performs bulk inserts. The query runs for more than 15 minutes and then SCOTT receives thefollowing error: ORA-01555: snapshot too old What could be the reason for this error（）
A.The query is unable to get a read-consistent image.
B.There is not enough space in Flash Recovery Area.
C.There is not enough free space in the flashback archive.
D.The query is unable to place data blocks in undo tablespace
