Why does CareerSite’s agent offer each job hunter only three job options?
A To focus on better job matches.
B To attract more returning visits.
C To reserve space for more messages.
D To increase the rate of success.
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
点击查看答案
What's ( )job? Are ( ) British?A. your, yourB. you, yourC. your, you
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.
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’);
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
Youhavecreatedajobclass,CUST_JOB_1,withtwojobs,CUST_JOB_1_AandCUST_JOB_1_B.Whichtwostatementsaretrue?()A.Thememberjobswouldgetdroppedwhenthejobclassisdropped.B.Boththejobswouldbeexecutedconcurrently.C.Thememberjobswouldgetdisabledwhenthejobclassisdropped.D.Theattributesdefinedattheclasslevelwouldbeappliedtoboththejobs.E.Jobsinthejobclassmusthavebeenassignedthesamepriority.
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