View the following SQL statements: https://assets.asklib.com/images/image2/2018080211430018041.jpg You want to back out transaction T2. Which option would you use?（）

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  A .  INDEX_STATS B .  DBA_INDEXES C .  DBA_IND_COLUMNS D .  V$OBJECT_USAGE

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• You need to create a view EMP_VU. The view should allow the users to manipulate the records of only the employees that are working for departments 10 or 20. Which SQL statement would you use to create the view EMP_VU? （）

  A . CREATE VIEW emp_vu AS SELECT * FROM employees WHERE department _ id IN (10,20); B . CREATE VIEW emp_vu AS SELECT * FROM employees WHERE department_id IN (10,20) WITH READ ONLY; C . CREATE VIEW emp_vu AS SELECT * FROM employees WHERE department_id IN (10,20) WITH CHECK OPTION; D . CREATE FORCE VIEW emp_vu AS SELECT * FROM employees WITH department_id IN (10,20); E . CREATE FORCE VIEW emp_vu AS SELECT * FROM employees WHERE department_id IN (10,20) NO UPDATE

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• Which of the following abilities does a view NOT provide？（）

  A . Change which columns show B . Open a view from another database C . Contain custom controls D . Identify a column to act as a link

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• In what view are you likely to see the following output？（）   SID SERIAL# EVENT SECONDS_IN_WAIT  121 269 RMAN backup & recovery I/O 2  129 415 SQL*Net message from client 63 130 270 SQL*Net message from client  

  A .  V$SESSION_EVENT B .  V$SESSION C .  V$WAITS D .  V$WAITSTAT E .  V$SYSSTAT

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• You need to create a view EMP_VU. The view should allow the users to manipulate the records of only the employees that are working for departments 10 or 20. Which SQL statement would you use to create the view EMP_VU?（）

  A . CREATE VIEW emp_vu AS SELECT * FROM employees WHERE department_id IN (10,20); B . CREATE VIEW emp_vu AS SELECT * FROM employees WHERE department_id IN (10,20) WITH READ ONLY; C . CREATE VIEW emp_vu AS SELECT * FROM employees WHERE department_id IN (10,20) WITH CHECK OPTION; D . CREATE FORCE VIEW emp_vu AS SELECT * FROM employees WHERE department_id IN (10,20); E . CREATE FORCE VIEW emp_vu AS SELECT * FROM employees WHERE department_id IN (10,20) NO UPDATE

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• Which of the following dynamic view would you query to identify the online CURRENT redo log group？（）

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• View the Exhibit to examine the Automatic SQL Tuning result details.Which action would you suggest for the selected SQL statement in the Exhibit?（）https://assets.asklib.com/images/image2/201808021408025170.png

  A . Accept the recommended SQL profile. B . Collect statistics for the related objects. C . Run the Access Advisor for the SQL statement. D . Run the Segment Advisor for recommendations.

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• Which of the following commands should be used to view and change the network filesystem tuning parameters available on the system？（）

  A .  no B .  nfso C .  vmtune D .  exportf

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• Which of the following best reflects the author“s view of suburbanization ?

  A . Measures should be taken to prevent the growth of suburbs B . The expansion of suburban areas should be planned in advance C . The West had made of few mistakes on its way to suburbanization D . Planners should be mentally prepared for its negative consequences

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• To view the results of a manual SQL Tuning Advisor task， which steps should the DBA take？（）  

  A .  From the Advisor Central home page，select the tuning task from the Advisor Tasks section  B .  From Advisor Central，choose SQL Advisors，SQL Tuning Advisors，Manual Tuning Task Results C .  From Advisor Central，choose SQL Advisors，Manual SQL Tuning Advisors，Tuning Task Results D .  Either B or C

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• To view the results of the most recent Automatic SQL Tuning Advisor task，which sequence should you follow？（）  

  A .  EM Database home page，Software and Support，SQL Advisors，Automatic SQL Tuning Advisor B .  EM Database home page，Software and Support，Advisor Central，SQL Advisors，Automatic SQL Tuning Advisor C .  EM Database home page，Software and Support，Support Workbench，Advisor Central，SQL Advisors，Automatic SQL Tuning Advisor D .  Either B or C E .  All of the above

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• tommy has created a sales view in his sales.nsf database. Tommy wants negative numbers in the sales number column in the view parenthesis. which one of the following should tommy do?（）

  A . select the parenthesis when negative value in the view properties box  B . select the parenthesis when negative value in the column properties box  C . use the @function @negative to set this in the column formula in the view  D . use a formula to format the value in the field on the form that will be displaying in the view

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•  Derek has created a view in the sales.nsf db. Derek wants the sales value column in the view to be punctuated to display two decimal places . which one of the following should he do?（）

  A .  use the @function @decimal in the column formula in the view  B .  select decimal on the numbers tab in the view properties box  C .  select decimal on the numbers tab in the column properties box D .  use the @function @decimal to format the value in the field on the form that will display in the view&e

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• Whcih of the following best states the behaviorist view of child language acquisition （）.

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• You are identifying dictionary objects in the Oracle database. Which of the following is a view in the data dictionary?（） 

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• Which of the following subsystem does not belong to Structural view?

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• Which of the following statements can best summarize the author’s view in the passage？

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• Which of the following best expresses the writers view on choice？ ______

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• Examine the following commands and their output:SQL＞ SELECT ename, sal FROM emp WHERE ename=‘JAMES‘; ENAME SAL JAMES 1050QL＞ UPDATE emp SET sal=sal+sal*1.2 WHERE ename=‘JAMES‘;1 row updated.SQL＞ SELECT ename, sal FROM emp WHERE ename=‘JAMES‘; ENAME SAL JAMES 2310View the exhibit and examine the Flashback Version Query that was executed after the preceding commands.What could be the possible cause for the query not displaying any row？（）

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• View the Exhibit and examine the steps that you executed to create a database resource plan.Subsequently, you execute the following procedure which results in an error:SQL＞ EXECUTE dbms_resources_manager.validate_pending_area ();What could be the reason？（）

  <img src='https://img2.soutiyun.com/shangxueba/ask/17133001-17136000/17135247/2c9611256b04bdd5ba39c52e4e7dd450.png' /> A. The pending area is automatically submitted after the plan creation B. The procedure must be executed before creating the resources plan directive C. The SYS_GROUP resource consumer group is not included in the resource plan directive D. The OTHER_GROUPS resources consumer group is not included in the resource plan directive

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