Question 140 which three statements are true about

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QUESTION 140 Which three statements are true about Flashback Database? (Choose three.) A. Flashback logs are written sequentially, and are archived. B. Flashback Database uses a restored control file to recover a database. C. The Oracle database automatically creates, deletes, and resides flashback logs in the Fast Recovery Area. D. Flashback Database can recover a database to the state that it was in before a reset logs operation. E. Flashback Database can recover a data file that was dropped during the span of time of the flashback. F. Flashback logs are used to restore to the blocks' before images, and then the redo data may be used to roll forward to the desired flashback time. Correct Answer: CDF Section: (none) Explanation Explanation/Reference: QUESTION 141 Which statement is true about Enterprise Manager (EM) express in Oracle Database 12c? A. By default, EM express is available for a database after database creation. B. You can use EM express to manage multiple databases running on the same server. C. You can perform basic administrative tasks for pluggable databases by using the EM express interface. D. You cannot start up or shut down a database Instance by using EM express. E. You can create and configure pluggable databases by using EM express. Correct Answer: D Section: (none) Explanation Explanation/Reference: References: QUESTION 142 Examine the following command; ALTER SYSTEM SET enable_ddl_logging = TRUE; Which statement is true? A. Only the data definition language (DDL) commands that resulted in errors are logged in the alert log file. B. All DDL commands are logged in the alert log file. C. All DDL commands are logged in a different log file that contains DDL statements and their execution dates. D. Only DDL commands that resulted in the creation of new segments are logged. E. All DDL commands are logged in XML format in the alert directory under the Automatic Diagnostic Repository (ADR) home. Correct Answer: E Section: (none) Explanation Explanation/Reference:
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QUESTION 143 In which two scenarios do you use SQL* Loader to load data? (Choose three.) A. Transform the data while it is being loaded into the database. B. Use transparent parallel processing without having to split the external data first. C. Load data into multiple tables during the same load statement. D. Generate unique sequential key values in specified columns. Correct Answer: ACD Section: (none) Explanation Explanation/Reference: QUESTION 144 You are connected to a pluggable database (PDB) as a common user with DBA privileges. The STATISTICS_LEVEL parameter is PDB_MODIFIABLE. You execute the following: SQL > ALTER SYSTEM SET STATISTICS_LEVEL = ALL SID = ‘*’ SCOPE = SPFILE; Which is true about the result of this command?
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  • Fall '19
  • Oracle Database

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