Computer systems consist of two very different types of elements：Hardware，which includes all the physical things that can be touched and（），which tells thehardware how to do.

A . install B . installed C . installing D . to install

A . a variable displacement axial piston pump B . a constant displacement axial piston pump C . a reciprocating piston pump D . a centrifugal pum

A . Wecutil.exe qc B . Winrm.exe quickconfig C . Winrs r：Computer1 D . Wmic /aggregate

A . Run Disk Cleanup for Programs and Features. B . Run Disk Cleanup for System Restore and Shadow Copies. C . From the System Protection Restore settings, select Turn off System Restore. D . From the System Protection Restore settings, select Only restore previous versions of files.

A . broke down B . broke out C . broke up D . broke i

A . All filesystems in rootvg, vol1, vol2 B . All locally mounted filesystems in the rootvg C . All files in the rootvg and system files in vol1 and vol2 D . All local and remotely mounted filesystem

A . single-tier architecture supports all kinds of storage in one environment and makes scaling easy  B . built-in thin-provisioning allows the acquisition and installation of additional capacity to bedelayed until needed.  C . innovative use of solid state disk drives offers excellent capacity-for-cost value while meetingenterprise performance standards  D . use of off-the-shelf components makes customized hardware unnecessary and makes itpossible to integrate state-of-the-art hardware assoon as it becomes available.

A . one supreme court,11 courts of appeals and 91 district courts B . one supreme court,11 courts of appeals,89 district courts,3 courts of special jurisdiction C . one supreme court,11 courts of appeals,91 district courts,3 courts of special jurisdiction D . one supreme court,11 courts of appeals,91 district courts,2 courts for the District of Columbia and the Commonwealth of Puerto Rico

A . plan B . requirement C . implementation D . design

A . radio-telephony, DSC, Direct Printing Telegraphy,Navtex and SART B . INMARSAT, DSC, Direct Printing Telegraphy, Navtex and SART C . radio-telephony,DSC,EPLRB,Navtex and SART D . Status Recording system,DSC,Direct Printing Telegraphy, Navtex and SART

A . pyrostats and a voltmeter B . a gas-filled bellows, a tube and a pressure gauge C . thermocouples and a voltmeter D . ammeters and thermocouple

A . A.getrunmode B . B.getsecconf C . C.tcbck -display D . D.odmget -q attribute=TCB_STATE PdAt

A . NAVTEX B . HYDROLANT/HYDROPAC C . NAVAREA D . SAFESEA

A．computers and typewriters B．typewriters and computers C．typewriters and their peripheral equipment D．computers and their peripheral equipment

By using the satellite-aided global positioning system (GPS), a computer in the automobile can do the following EXCEPT ______ . A．it can locate the vehicle within a few feet B．it can show where the vehicle is relative to the destination the driver wants to reach C．after being told the destination, the computer locates it and directs the driver to it D．after being told the destination, the computer can offer the driver alternative routes if needed

A．personnel in all companies B．information which can be electronically produced, duplicated, and transmitted C．staff engaged in business D．security issues

A．how to improve B．about improving C．which improve D．as improving

A．inexpressive B．beneficial C．defensive D．essential

A．RAM B．ROM C．Website