当建设工程竣工验收时，为了鉴定工程质量，对隐蔽工程进行必要的开挖和修复，费用应从()中支付。

was not rebooted after the installation. CDE is running on this system as is TCPIP. The system administrator has started configuring the system percompany directives. The power cable was inadvertently disconnected from the wall causing the sever to lose power. Upon reboot, the system appears to hang during log in from the console or from Xterminals. Which of the following is the most probable cause？（）

A.It is a hardware problem caused by the power failure.

B.There is a network problem, most probably with name resolution.

C.Sine the system was never rebooted, devices are marked defined instead of available and need to be activated.

D.Some filesets may be marked as broken and need to be reinstalled.

Just-in-time inventory control system ______.

A．is adopted in most modern industries

B．is adopted only in very small company

C．is adopted only by some people

D．is adopted long long time ago

ation install was selected, but the process hung at 92% complete. The system administrator then rebooted the system, which subsequently hung at LED 552. Which of the following options is the most probable cause？（）

A.The ODM is corrupted.

B.There is a hardware failure.

C.The bosboot command failed.

D.Not enough space is available in the filesystems.

Purging air from a hydraulic system is necessary when .

A.adding small amounts of oil to the system

B.the system has been overheated

C.the system has been drained and then filled with new oil

D.the system has been idle for a long period of time

le is deleted, ‘df‘ still shows the filesystem as 100% full.What is the likely cause of the problem and what will resolve it？（）

A.The deleted file is still open by the application.The system must be rebooted before‘df‘ will show the reduction in the filesystem.

B.The deleted file is still open by the application.The application must be stoppedbefore ‘df‘ will show the reduction in the filesystem.

C.The filesystem is still marked as full in the /etc/fs.status file.The system must be rebooted before ‘df‘ will show the reduction in the filesystem.

D.The filesystem is still marked as full in the /etc/fs.status file.The application must be stopped before ‘df‘ will show the reduction in the filesystem.

A、long time

B、a long time

C、some long time

D、the long time

It was______ago !

A．such a long time

B．so a long time

C．such long time

D．so long time

,this system is not time invariant .

I haven't seen such an interesting film _____.

A. for a long time

B. a long time ago

C. since a long time