网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
Which of the following is true about job chains?()
A. They consist of one or more Scheduler programs.
B. They are used to implement dependency scheduling.
C. They are used to implement time-based scheduling.
D.They are used to implement event-based scheduling.
E.None of the above.
参考答案
更多 “ Which of the following is true about job chains?() A. They consist of one or more Scheduler programs.B. They are used to implement dependency scheduling.C. They are used to implement time-based scheduling.D.They are used to implement event-based scheduling.E.None of the above. ” 相关考题
考题
贵阳市科杰电脑培训学校 二级 C、二级 VF 培训班承诺考试不合格退培训费 电话:0851-5561184 网址:www（20）设有一组作业，它们的作业提交时刻及估计运行时间如下所示：作业号 提交时刻 估计运行时间（分钟）Job1 8：30 70Job2 9：10 30Job3 9：30 15Job4 9：50 5在单道批处理方式下，采用短作业优先调度算法，作业的执行顺序为;A）Job1，Job4，Job3，Job2B）Job1，Job3，Job4，Job2C）Job4，Job3，Job2，Job1D）Job4，Job1，Job2，Job3
考题
You’re going to have a quiz ( )by another two in the ( )month.
A. followed,followedB. followed,followingC. following,followedD. following,following
考题
Considerthefollowingcodesnippet:BEGINDBMS_SCHEDULER.SET_ATTRIBUTE(name=,,lne_job1,attribute=,,job_priority,value=1);END;／Ifthiscodewereexecuted,whichofthefollowingstatementswouldbetrue?()
A.Thepriorityofthelne_job1jobwouldbesetto1.B.Thelne_job1jobwouldbeexecutedsynchronously.C.Thelne_job1jobwouldrunimmediatelyintheuserscurrentsession.D.Thelne_job1jobwouldretainitscurrentpriority.E.Thejobwillimmediatelytakepriorityoverallrunningjobs.
考题
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’）；
考题
To set the history retention period for either window logging or job logging individually, which parameters of the SET_SCHEDULER_ATTRIBUTE procedure need to be used?()
A. LOG_HISTORYB. JOB_LOG_RETENTIONC. WINDOW_LOG_RETENTIOND. WHICH_LOGE. LOG_NAME
考题
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_VALUEB. SET_JOB_VALUE_ANYDATAC. SET_JOB_ANYDATA_VALUED. SET_SPECIAL_JOB_VALUEE. SET_JOB_ANYTYPE_VALUE
考题
某单道批处理系统中有四个作 JOBl、JOB2、JOB3、JOB4，它们到达“输入井”的时刻和所需要的运行时间如下表所示。作业 进入系统时间 估计运行时间(分钟)JOB1 8：30 80JOB2 8：50 20JOB3 9：20 40JOB4 9：30 35假设9：30开始作业调度，按照最高响应比作业优先算法，首先被调度的作业是______。A．JOB1B．JOB2C．JOB3D．JOB4
考题
设有一组作业，它们的作业提交时刻及估计运行时间如下所示： 作业号 提交时刻 估计运行时间(分钟) Job1 8：30 70 Job2 9：10 30 Job3 9：30 15 Job4 9：50 5 在单道批处理方式下，采用短作业优先调度算法，作业的执行顺序为A．Job1，Job4，Job3，Job2B．Job1，Job3，Job4，Job2C．Job4，Job3，Job2，Job1D．Job4，Job1，Job2，Job3
考题
Lashing is the means of securing vehicles and other cargo by ______．A.tomming down methodB.blocking methodC.bracing methodD.using wire ropes，chains，steel bars，and turnbuckles
热门标签
最新试卷