It has been determined that print jobs from an application are not being removed from the system after they have been printed. To remove these jobs from the /var/spool directory, which cron entry will remove files more than 7 days old?（）A、 find /var/spool/lpd/qdir -mtime -7 -type f -exec rm -f {}/B、 find -name /var/spool/* -f rm {}/C、 find -name /var/spool/lpd/* -exec rm {}/D、 find /var/spool/lpd/qdir -mtime +7 -type f -exec rm -f {}/
It has been determined that print jobs from an application are not being removed from the system after they have been printed. To remove these jobs from the /var/spool directory, which cron entry will remove files more than 7 days old?（）
- A、 find /var/spool/lpd/qdir -mtime -7 -type f -exec rm -f {}/
- B、 find -name /var/spool/* -f rm {}/
- C、 find -name /var/spool/lpd/* -exec rm {}/
- D、 find /var/spool/lpd/qdir -mtime +7 -type f -exec rm -f {}/
相关考题：
Never before in China ________ for the farmers. A.has so much been doneB.have so much been doneC.has been done so muchD.so much have been done
Owing to the rainy day, the football match_____. A.has been putting offC.put offB.has put offD.has been put off
Helen loves to talk about travel. She _____ many places.A. has gone to B. has been to C. has gone for D. has been from
When data() , it has to be analyzed to decide what it all means. A.had been collectedB.has collectedC.has been collected
When we got there, the meeting()for half an hour. A. has been onB. has onC. was onD. had been on
听力原文：A bill may be accepted after it has been dishonored by a previous refusal to accept, or by nonpayment.(8)A．A bill can not be accepted after it has been dishonored by a previous refusal to accept.B．If a bill has been dishonored by non-payment, it may not be accepted by another person.C．If a bill has been dishonored by a previous refusal to accept, it may be accepted by another person.D．A bill can not be accepted after it has been dishonored by non-payment.
All _____ is sheer nonsense. We must find a way out right now.A. what has been saidB. the thingsC. that has been saidD. of has been said
He told me that he ____ in Naples the previous year.A、has been workingB、has workedC、had been workingD、had been worked
That man ( ) at the bus stop for the last half hour.－－－ Shall I tell him that the last bus ( ) A.has stood … has already goneB.has been standing… has already beenC.is standing… has already goneD.has been standing…has already gone
In 1265 ____ summoned the Great Council, which has been seen as the earliest parliament. A.Henry IIIB.the PopeC.BaronsD.Simon de Montfort
After each container has been stuffed，responsible personnel will ensure that the doors have been securely closed and are watertight and a ______ has been placed on the container．A.realB.dealC.sealD.meal
Racial discrimination has still___________ in some parts of the U.S.A. since itafter the Civil War.A.been existed; has been done awayB.existed; has been done away withC.been existed; has been done away withD.existed; was done away with
In the booming city of Rio de Janeiro，a luxury hotel______trash into treasure for more than a decade，long before food waste was at the forefront of anyone’s mind。A.had been turningB.has been turningC.was turningD.is turning
The technician has suspicions that a browser has been hijacked. Which of the following should the technician look for in this situation?（）A、A new default gateway has been setup.B、A new Internet shortcut has been added.C、A new web browser has been installed and is now the default.D、A proxy server has been enabled.
单选题Purging air from a hydraulic system is necessary when（）Aadding small amounts of oil to the systemBthe system has been overheatedCthe system has been drained and then filled with new oilDthe system has been idle for a long period of time
单选题Jackson ______ school two years ago and he ______ for two years.Aleaves; has goneBleft; has been awayCleaves; has been awayDleft; has gone
填空题What has been done by the heating system supplier?____ has been asked to find out the cause of the accident.
单选题我们的重吊杆已经长时间不用了。（）AOur derrick has been out of use for a long time.BOur heavy derrick has been out of use for a long time.COur crane has been out of use for a long time.DOur winch has been out of use for a long time.
单选题RESULT OF SEARCH NEGATIVE means（）.Athe search has found nothingBthe derelict has been foundCthe derelict has been locatedDthe derelict has been sighted
单选题Why has Anne been absent from class? AShe has been ill.BShe has been in Mexico.CSome relatives have been visiting her.
单选题Its business culture,（）has brought the world “shareholder value” and “IPOs”,（）commercial thinking in recent years and will continue to do so.Awhich; has leadedBwhich; has been leadingCthat; has leadedDthat; has been leading
单选题Port of Registry refers to the port where（）.Athe ship has been namedBthe ship has been builtCthe ship has been signedDthe ship has been registered
单选题The technician has suspicions that a browser has been hijacked. Which of the following should the technician look for in this situation?（）AA new default gateway has been setup.BA new Internet shortcut has been added.CA new web browser has been installed and is now the default.DA proxy server has been enabled.
单选题While several baseball teams have tried to supplant the Yankees as the dominant team in baseball, their inability has been unable to win even half as many World Series as the Yankees have won in the past one hundred years.Atheir inability has been unableBthe inability they possess has not been ableChaving been unableDthey were unableEthey have been unable