1Z0-053

单选题Which of the following tasks is not performed by the job coordinator？（）AUpdate job log when a job completesBSpawn and remove job slavesCWrite/read job info to/from memory cacheDQuery job tableEPass job information to job slaves

题目
单选题
Which of the following tasks is not performed by the job coordinator？（）
A

 Update job log when a job completes

B

 Spawn and remove job slaves

C

 Write/read job info to/from memory cache

D

 Query job table

E

 Pass job information to job slaves

参考答案和解析
正确答案： A
解析： 暂无解析
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相似问题和答案

第1题：

Which of the following tasks is not performed by the job coordinator?()

A. Update job log when a job completes

B. Spawn and remove job slaves

C. Write/read job info to/from memory cache

D. Query job table

E. Pass job information to job slaves


参考答案：A

第2题：

The user SYS creates a job by using the following command:Which two statements are true about the job that was created by the preceding command? ()(Choose two.)

A. The job is enabled by default after creation

B. The job is automatically dropped after the end date

C. The job executes with the privileges of the user SYS

D. The globalization environment that exists at the time of the job creation prevails at the job runs


参考答案：B, C

第3题：

The user SYS creates a job by using the following command:Which two statements are true about the job that was created by the preceding command?()

A. The job is enabled by default after creation

B. The job is automatically dropped after the end date

C. The job executes with the privileges of the user SYS

D.


参考答案：B, C

第4题：

Consider the following code snippet：   BEGIN  DBMS_SCHEDULER.SET_ATTRIBUTE （ name => ，，lne_job1， attribute => ，，job_priority， value => 1）；  END；  /   If this code were executed， which of the following statements would be true？（）

  • A、 The priority of the lne_job1 job would be set to 1.
  • B、 The lne_job1 job would be executed synchronously.
  • C、 The lne_job1 job would run immediately in the users current session.
  • D、 The lne_job1 job would retain its current priority.
  • E、 The job will immediately take priority over all running jobs.

正确答案:A

第5题：

While creating a job class using the DBMS_SCHEDULER package， you set the logging level to LOGGING_RUNS. What would be the impact of this setting？（）

  • A、 Oracle Scheduler would write detailed information to the job log for each run of each job in the job class.
  • B、 Oracle Scheduler would write detailed information to the job log for the first run of each job in the job class.
  • C、 Oracle Scheduler would write detailed information to the job log for each run of only the first job in the job class.
  • D、 Oracle Scheduler would write detailed information for all operations performed on all jobs in the job class.

正确答案:A

第6题：

When setting arguments for a job, which procedure do you use for types that cannot be implicitly converted to and from a VARCHAR2 datatype?()

A. SET_JOB_ARGUMENT_VALUE

B. SET_JOB_VALUE_ANYDATA

C. SET_JOB_ANYDATA_VALUE

D. SET_SPECIAL_JOB_VALUE

E. SET_JOB_ANYTYPE_VALUE


参考答案：C

第7题：

列出EMP表中,从事每个工种(JOB)的员工人数()

A.select job from emp;

B.select job,count(*) from emp;

C.select distinct job,count(*) from emp;

D.select job,count(*) from emp group by job;

E.select job,sum(empno) from emp group by job;


参考答案：D

第8题：

Youwanttopurgejobentriesolderthan5daysfromthejoblog.Youdonotwanttopurgewindowlogentries.Whichcommandwillyouusetoaccomplishthistask?()

A.EXECUTEDBMS_SCHEDULER.PURGE_LOG（log_history=>5，job_name=>’JOB1’）；

B.EXECUTEDBMS_SCHEDULER.PURGE_LOG（log_history=>5，job_name=>’JOB_LOG’）；

C.EXECUTEDBMS_SCHEDULER.PURGE_LOG（log_history=>5，which_log=>’JOB1’）；

D.EXECUTEDBMS_SCHEDULER.PURGE_LOG（log_history=>5，which_log=>’JOB_LOG’）；


参考答案：D

第9题：

You want to purge job entries older than 5 days from the job log. You do not want to purge window log entries. Which command will you use to accomplish this task？（）  

  • A、 EXECUTE DBMS_SCHEDULER.PURGE_LOG（log_history => 5， job_name => ’JOB1’）；
  • B、 EXECUTE DBMS_SCHEDULER.PURGE_LOG（ log_history => 5， job_name => ’JOB_LOG’）；
  • C、 EXECUTE DBMS_SCHEDULER.PURGE_LOG（ log_history => 5， which_log => ’JOB1’）；
  • D、 EXECUTE DBMS_SCHEDULER.PURGE_LOG（ log_history => 5， which_log =>’JOB_LOG’）；

正确答案:D

第10题：

When a job exceeds the date specified in its END_DATE attribute, which of the following will happen?（）

  • A、The job will be dropped automatically if the value of the AUTO_DROP attribute is TRUE
  • B、The job will only be disabled if the value of the AUTO_DROP attribute is FALSE
  • C、The STATE attribute of the job will be set to COMPLETED if the value of the AUTO_DROP attribute is FALSE
  • D、All objects referenced by the job will be dropped if the value of the AUTO_DROP attribute is TRUE and the value of the CASCADE attribute is TRUE
  • E、The STATE column of the job table will be set to COMPLETED for the job

正确答案:A,B,E

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