Connecting by using a directory naming method correct

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connecting by using a directory naming method Correct Answer: D Section: (none) Explanation Explanation/Reference: Explanation: QUESTION 10 Which two tasks can be performed on an external table? (Choose two.) A. partitioning the table B. creating an invisible index C. updating the table by using an update statement D. creating a public synonym E. creating a view Correct Answer: DE Section: (none) Explanation Explanation/Reference: Explanation: You can, for example select, join, or sort external table data. You can also create views and synonyms for external tables. However, no DML operations (UPDATE, INSERT, or DELETE) are possible, and no indexes can be created, on external tables. QUESTION 11 Which three statements are true about a job chain? (Choose three.) A. It can contain a nested chain of jobs. B. It can be used to implement dependency-based scheduling. C. It cannot invoke the same program or nested chain in multiple steps in the chain. D. It cannot have more than one dependency. E. It can be executed using event-based or time-based schedules. Correct Answer: ABE Section: (none) Explanation Explanation/Reference: References: QUESTION 12 The HR user receives the following error while inserting data into the sales table: On investigation, you find that the users tablespace uses Automatic Segment Space Management (ASSM). It is the default tablespace for the HR user with an unlimited quota on it. Which two methods would you use to resolve this error? (Choose two.) A. Altering the data file associated with the USERS tablespace to extend automatically
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B. Adding a data file to the USERS tablespace C. Changing segment space management for the USERS tablespace to manual D. Creating a new tablespace with autoextend enabled and changing the default tablespace of the HR user to the new tablespace E. Enabling resumable space allocation by setting the RESUMABLE_TIMEOUT parameter to a nonzero value Correct Answer: AB Section: (none) Explanation Explanation/Reference: Explanation: QUESTION 13 Which three factors influence the optimizer's choice of an execution plan? (Choose three.) A. the optimizer_mode initialization parameter B. operating system (OS) statistics C. cardinality estimates D. object statistics in the data dictionary E. fixed baselines Correct Answer: ACE Section: (none) Explanation Explanation/Reference: References: QUESTION 14 Examine the resources consumed by a database instance whose current Resource Manager plan is displayed. Which two statements are true? (Choose two.) A. An attempt to start a new session by a user belonging to DSS_QUERIES fails with an error. B. An attempt to start a new session by a user belonging to OTHER_GROUPS fails with an error.
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C. The CPU_WAIT_TIME column indicates the total time that sessions in the consumer group waited for the CPU due to resource management.
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  • Fall '19
  • Oracle Database

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