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Which two steps check out a database connection from the con

题目
多选题
Which two steps check out a database connection from the connection pool?（）
A

DB Get

B

DB Read

C

DB Write

D

DB Release

参考答案和解析
正确答案： B,D
解析： 暂无解析
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第1题：

Which two factors affect the speed of your DSL connection?()

A.line quality

B.distance from the CO

C.brand of xDSL modem

D.number of twisted-pair wires used


参考答案：A, B

第2题：

In Recovery Manager （RMAN）， you have set control file autobackup to ON by using the following command：  CONFIGURE CONTROLFILE AUTOBACKUP ON;  Which two events would cause the control file to be backed up automatically？ （）

  • A、a tablespace is taken offline
  • B、the database instance is restarted
  • C、a new data file is added to an existing tablespace
  • D、a successful backup is recorded in the RMAN repository
  • E、the RMAN connection is disconnected from the target database

正确答案:C,D

第3题：

Examine the section of the Health Check report given below:Which two statements are true regarding the Health Check report?()

A. Health Check was performed manually.

B. Health Check was performed to check the disk image block corruptions.

C. Health Check was performed to check interblock and intersegment corruption.

D. Health Check was performed to verify the integrity of database files and report failures.

E. Health Check was performed by the Health Monitor automatically in response to a critical error.


参考答案：A, B

第4题：

An administrator receives an error when attempting to execute a WebSphere Commerce command and decides to take the following steps to troubleshoot the problem：   Check to see if the request was processed by the WebSphere plug-in but was never received by the WebSphere Application Server  Check for Java errors from EJBs and servlets  Trace WebSphere Commerce Server subsystems and commands  Which of the following files should the administrator check to accomplish these steps？（）

  • A、error.log
  • B、trace.log
  • C、http_plugin.log
  • D、servlet.log
  • E、SystemOut.log

正确答案:B,C,E

第5题：

Which two steps check out a database connection from the connection pool?（）

  • A、DB Get  
  • B、DB Read  
  • C、DB Write  
  • D、DB Release

正确答案:B,C

第6题：

What is the new Oracle Shared Server?（）

  • A、An improved version of multithreaded server configuration. 
  • B、A connection pooling configuration where several clients are connected to the same server process. 
  • C、Two more database servers, which share data by means of database links; the client software is unaware to which server it is connected. 
  • D、A configuration of Real Application Cluster where the client connection is routed to the least busy instance. 

正确答案:A

第7题：

Which of the following step libraries is included in the license for IPCC Express Standard? （）

  • A、ICM steps  
  • B、e-mail steps  
  • C、media steps 
  • D、database steps

正确答案:C

第8题：

Examine the following scenario:The target database instance is running. The most recent backup available for the target database was taken two days ago. Log files switches have occurred in last two days. The target database is duplicated on the same host, using the Recovery Manager (RMAN) duplicate command as follows:Which statement is true about the duplicate database in this scenario?（）

A. It contains data till the last backup

B. It contains all data from target database until the current time

C. It contains all data from only the committed transactions in the target database

D. It contains all data except that which is used by the transactions in the current online redo file of target database


参考答案：D

第9题：

Which statement is true about the digital to analog conversion process？（）

  • A、the two steps of digital to analog conversion are decompression and reconstruction of the analog signal
  • B、the two steps of digital to analog conversion are decoding and filtering
  • C、the two steps of digital to analog conversion are decompression and filtering of the analog signal
  • D、the two steps of digital to analog conversion are quantization and decoding

正确答案:B

第10题：

Your database is in NOARCHIVELOG mode. After which two operations you should take the backup of control file？（）

  • A、adding a new user to the database
  • B、dropping a user from the database
  • C、dropping a table from the database
  • D、dropping a data file from a tablespace
  • E、adding a new tablespace to the database

正确答案:D,E

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