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Which statements are

题目

Which statements are true regarding SecureFile LOBs？（） 

  • A、 The amount of undo retained is user controlled.
  • B、 SecureFile LOBs can be used only for nonpartitioned tables.
  • C、 Fragmentation is minimized by using variable-sized chunks dynamically.
  • D、 SecureFile encryption allows for random reads and writes of the encrypted data.
  • E、 It automatically detects duplicate LOB data and conserves space by storing only one copy.
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相似问题和答案

第1题：

Which of the following statements is NOT a way of consolidating vocabulary

A.Defining.
B.Matching.
C.Gapfilling.
D.Labeling.

答案：A
解析：
考查词汇教学。

下定义是呈现新词汇的方法，而不是巩固已学词汇的方法。故此题的正确选项为A。

B、C、D均属于巩固词汇的方法。

故此题的正确选项为A。

第2题：

Which statement is true regarding the INTERSECT operator?（）

  • A、It ignores NULL values 
  • B、Reversing the order of the intersected tables alters the result 
  • C、The names of columns in all SELECT statements must be identical 
  • D、The number of columns and data types must be identical for all SELECT statements in the query 

正确答案:D

第3题：

12 Which of the following statements are correct?

(1) Contingent assets are included as assets in financial statements if it is probable that they will arise.

(2) Contingent liabilities must be provided for in financial statements if it is probable that they will arise.

(3) Details of all adjusting events after the balance sheet date must be given in notes to the financial statements.

(4) Material non-adjusting events are disclosed by note in the financial statements.

A 1 and 2

B 2 and 4

C 3 and 4

D 1 and 3


正确答案：B

第4题：

Which two statements are true about standard database auditing（）

  • A、DDL statements can be audited.
  • B、Statements that refer to stand-alone procedure can be audited.
  • C、Operations by the users logged on as SYSDBA cannot be audited.
  • D、Only one audit record is ever created for a session per audited statement even though it is executedmore than once.

正确答案:A,B

第5题：

Which of these appropriately describes the results of a manual SQL Tuning Advisor task?（）

  • A、A list of SQL statements and recommendations for tuning
  • B、A list of SQL statements that have been tuned by the Advisor, with before and after metrics
  • C、Graphs showing the actual performance improvement made by the Advisor after it implemented the recommended changes
  • D、All of the above

正确答案:A

第6题：

Which of the following statements is true regarding the VERSIONS BETWEEN clause？（）  

  • A、 The VERSIONS BETWEEN clause may be used in DML statements.
  • B、 The VERSIONS BETWEEN clause may be used in DDL statements.
  • C、 The VERSIONS BETWEEN clause may not be used to query past DDL changes to tables.
  • D、 The VERSIONS BETWEEN clause may not be used to query past DML statements to tables.

正确答案:C

第7题：

Which three statements are valid SDM configuration wizards？ （）

  • A、NAT
  • B、VPN
  • C、STP
  • D、Security Audit

正确答案:A,B,D

第8题：

Which of the following objects contains control structures that are considered the bound form of SQL statements?()

A.UDT

B.Trigger

C.Package

D.Access plan


参考答案：C

第9题：

Which is the source used by Automatic SQL Tuning that runs as part of the AUTOTASK framework？（）

  • A、 SQL statements that are part of the AWR baseline only
  • B、 SQL statements based on the AWR top SQL identification
  • C、 SQL statements that are part of the available SQL Tuning Set （STS） only
  • D、 SQL statements that are available in the cursor cache and executed by a user other than SYS

正确答案:B

第10题：

Which component does the SQL Tuning Advisor NOT analyze for the SQL statements？（）  

  • A、ADDM
  • B、AWR
  • C、Cursor Cache
  • D、SQL Tuning Sets
  • E、Flash Recovery Area

正确答案:E

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