题目内容

机床在无切削我荷的隋况下,因本身的制造.安装和磨损造成的误差称之为机床()。

A. 物理误差
B. 动态误差
C. 静态误差
D. 调整误差

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热可以变为功,功可以变为热,消耗一定量的功时必产生与之对应的一定量的热。()

A. 正确
B. 错误

经济增长最简单的定义就是国民生产总值的增加和社会福利的增加及个人福利的增加。

A. 正确
B. 错误

信用卡持卡人在最后还款日未足额偿还最低还款额的行为,逾期未还款的须支付()。

A. 逾期费
B. 超限费
C. 罚息
D. 滞纳金

The user HR receives the following error while inserting data into the TTK table: ERROR at line 1: ORA-01653: unable to extend table HR.TTK by 128 in tablespace SMDUpon investigation, you find that SMD is a small file tablespace. Which three action would allow the user to insert data()

Add a data file to the SMD tablespace.
B. Add a data file to the temporary tablespace associated with the user H
C. Resize the data file associated with the SMD tablespace to make it larger.
D. Alter the data file associated with the SMD tablespace to grow automatically.
E. Change the segment space management for the SMD tablespace to automatic. n segments is managed through free lists.

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