EXAMWORX 1Z0-050 PDF

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What action is required for dependent objects when you perform online table redefinition? View the Exhibit exhibit1 to examine the series of SQL commands.

View the Exhibit exhibit2 to examine the plans available in the SQL plan baseline. What is the outcome? Choose all that apply. Identify two situations in which you can use Data Recovery Advisor for recovery. Choose two.

You plan to have a larger moving window size for the default system-defined moving window baseline because you want to use the adaptive threshold. Which statement factors in this consideration while increasing the size of the moving window? You are in the process of creating a virtual private catalog in your Oracle Database 11 g database. You are managing an Oracle Database 11 g database. You want to take the of size TB on tape drive, but you have tape drives of only 10 GB each, quickly and efficiently?

Which statement is true when you accept the suggested SQL profile? While performing the backup of the flash recovery area, you notice that one of the archived redo log files is missing.

You have multiple destinations for archived redo log files. What implications does it have on the backup of the flash recovery area? View the Exhibit for the object interdependency diagram. How does this impact the status of the dependent objects? Please check your mailbox for a message from support exam-labs. Simply submit your e-mail address below to get started with our interactive software demo of your free trial. Oracle Exams. Download Free Oracle 1z Exam Questions. File name. Top Oracle Exams.

Showing of Questions. Question 1. The materialized log should be dropped before the online table redefinition process. Referential integrity constraints must be manually enabled after the online table redefinition process. The dependent materialized view should have a complete refresh performed after the online table redefinition process.

Show correct answer. Show comments. Comments for Question 1. Please log in first to leave a comment. Question 2. The optimizer uses a new plan because none of the plans in the exhibit2 are fixed plans. The optimizer uses the plan in the second row of the exhibit2 because it is an accepted plan. The optimizer uses the plan in the first row of the exhibit2 because it is the latest generated plan. Comments for Question 2. Question 3. It creates the table and encrypts the data in it.

It generates an error because the wallet is closed. It creates the table but does not encrypt the data in it. Comments for Question 3. Question 4. Comments for Question 4. Question 5. The database files are corrupted when the database is open. The archived log files are missing for which backup is not available. The user has dropped an important table that needs to be recovered. You are not able to start up the database instance because the required database files are missing.

Comments for Question 5. Question 6. The moving window size must be less than Undo Retention. Comments for Question 6. Question 7. They execute and create a virtual catalog for pre-Oracle 11 g clients. They produce an error because you need to connect to the target database to execute this packaged procedure. Comments for Question 7. Question 8. Comments for Question 8. Question 9. The tuned plan is not added to the SQL plan baseline. The tuned plan is added to the fixed SQL plan baseline as a fixed plan.

The tuned plan is added to the fixed SQL plan baseline as a nonfixed plan. The tuned plan is added to a new nonfixed SQL plan baseline as a nonfixed plan. Comments for Question 9. Question In which cases is reference partitioning effective in enhancing performance? It is effective only in partition pruning. It is effective only in partitionwise joins provided that the query predicates are different from the partitioning key.

It is effective in both partition pruning as well as partitionwise joins provided that the query predicates are identical to the partitioning key. It is effective in both partition pruning as well as partitionwise joins irrespective of whether the query predicates are different from or identical to the partitioning key. Comments for Question The backup succeeds but it would be without the missing archived log. The backup fails because one of the archived redo log files is missing. The backup succeeds because it fails over to one of the alternative archived redo log destinations.

During backup, you are prompted for the alternative destination for the missing archived redo log file. All dependent objects remain valid. Only the procedure and function become invalid and must be recompiled. Only the view becomes invalid and gets automatically revalidated the next time it is used. Only the procedure and function become invalid and get automatically revalidated the next time they are called.

Which two are the prerequisites to enable Flashback Data Archive? Undo retention guarantee must be enabled. Database must be running in archivelog mode. Automatic undo management must be enabled.

What are the advantages of variable extent size support for large ASM files? It improves performance in the extended cluster configuration by reading from a local copy of an extent. It improves resync operations when the disk comes online after being taken offline for maintenance purposes. This feature enables faster file opens because of the reduction in the amount of memory that is required to store file extents.

Fewer extent pointers are needed to describe the file and less memory is required to manage the extent maps in the shared pool. Which statement is true regarding virtual private catalogs? The virtual private catalog owner cannot create and modify the stored scripts. The set of views and synonyms that make up the virtual private catalog is stored in the schema of the RMAN recovery catalog owner.

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