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问题:

[单选] 当代我国教育的导向思想是()

A . 个性教育
B . 素质教育
C . 职业技术教育
D . 特长教育

以下对挫折的理解不正确的是() 挫折对人利大于弊。 挫折对人弊大于利。 挫折对人百害无一益。 挫折具有两重性,对人有利有弊。 All client computers on your company network were recently upgraded from Windows Vista to Windows7. Several employees use a scanner to import document images into a database. They install a new scanning application on their computers. The application updates the device driver for the scanners as part of the installation process. Employees report that the application can no longer connect to the scanner. You need to ensure that the employees can use the scanner. What should you do?() Roll back the device driver to the previous version.。 Reinstall the application in Windows Vista compatibility mode.。 Set the application compatibility properties to run the application as an administrator.。 Restart the computer by using the System Configuration tool to load only basic devices and services.。 在进行汽包炉化学清洗时,如汽包的水位偏低,将() 对清洗结果有影响,但不大。 造成清洗循环回路短路,使锅炉的受热面得不到彻底清洗。 会使清洗的腐蚀速率增大。 容易产生二次锈。 影响机器设备自然寿命的因素有()。 机器设备的使用强度。 机器设备的经济用途。 同类设备技术更新速度。 机器设备维修保养水平。 设备的自身质量。 Users in your production database complain that they are getting the following error message while trying to insert rows into the ORDERS table:  ERROR at line 1:  ORA­01654: unable to extend index USERS.ORDERS_IND by 8 in tablespace INDEXES  While investigating, you find that the INDEXES tablespace has run out of space and there is no more free space on the disk where the data files are available.  Which two actions could you perform to overcome this error without affecting the queries that are currently being executed?() drop and re­create the index。 coalesce the ORDERS_IND index。 coalesce the INDEXES tablespace。 drop and re­create the ORDERS table。 rebuild the index online and move it to another tablespace。 当代我国教育的导向思想是()
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