中国共产党第十九次全国代表大会,是在什么时期召开的一次十分重要的大会?
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8086存储器中存放数据字时有“对准字”和“非对准字”之分,请说明它们的差别。
控制电缆的编号中,打头字母表征电缆的归属,如“Y”就表示该电缆归属于()。
A. 110kV线路间隔单元
B. 220kV线路间隔单元
C. 330kV线路间隔单元
D. 500kV线路间隔单元
Identify four uses of the Oracle Scheduler.()
A. enables Oracle database to schedule which processes execute on which processors in a multiple CPU environment
B. enables Oracle database to do patches according to a DBA-defined schedule
C. enables you to schedule the execution of jobs based on time
D. enables you to execute jobs in a clustered environment
E. enables you to periodically execute operating systemscript files located on the same server as the database
F. enables you to create a job that makes use of saved programs and schedules
G. enables you to automate the management of the jobs that are created using the DBMS_JOB package
测验时跳过某个难题,先做简单的题目,这属于()。
A. 认知策略
B. 元认知策略
C. 资源管理策略
D. 精细加工策略