填空题Which program finds only files that are in your PATH?()
填空题
Which program finds only files that are in your PATH?()
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Which statement is true about a routing table?() A. It contains routes learned dynamically only.B. It finds the best path to each destination by using a modified shortest-path-first calculation.C. It contains only active BGP routes.D. It contains all accepted routes to all destinations.
A user copied files from a CD and now the files can only be opened as read-only. Which of the following utilities can be used to allow the user the ability to edit the files?() A.EDITB.CHMODC.ATTRIBD.CONVERT
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Which of the following locations would hold 32-bit application files in Windows Vista 64-bit?()A、C:/Program Files/B、C:/Program Files (x86)/C、C:/Program Files 32/D、C:/Program files 32-bit/
Your database is up and running and one of your three control files is accidentally erased. You start RMAN and run the following command: RESTORE CONTROLFILE FROM AUTOBACKUP; Which of the following statements is true?() A、 The command restores only the missing control file.B、 The command restores all the control files.C、 The command fails because the database is running.D、 This is the correct way to address this problem.E、 This is not the correct way to address this problem.
Which statement is true about a routing table?()A、It contains routers learned dynamically onlyB、It finds the best path to each destination by using a modified shortest-path-first calculationC、It contains only active BGP routesD、It contains all accepted routes to all destinations
A user copied files from a CD and now the files can only be opened as read-only. Which of the following utilities can be used to allow the user the ability to edit the files?()A、EDITB、CHMODC、ATTRIBD、CONVERT
What is the difference between thE.remove and thE.purge action with the dpkg command?()A、 -remove removes the program, -purge also removes the config filesB、 -remove only removes the program, -purge only removes the config filesC、 -remove removes a package, -purge also removes all packages dependent on itD、 -remove removes only the package file itself, -purge removes all files related to the package
Which statement is true about a routing table?()A、It contains routes learned dynamically only.B、It finds the best path to each destination by using a modified shortest-path-first calculation.C、It contains only active BGP routes.D、It contains all accepted routes to all destinations.
Your database is running In ARCIIIVELOG mode. One of the data files, USBRDATAOI. DBF, in the users tablespace is damaged and you need to recover the file until the point of failure. The backup for the data file is available. Which three files would be used in the user-managed recovery process performed by the database administrator (DBA)?() A、 redo logsB、 control fileC、 temporary files of temporary tablespaceD、 the latest backup of only the damaged data fileE、 the latest backup of all the data files In the USERS tablespace
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When performing an incomplete recover of the whole database, which data files must you restore? ()A、Only the damaged or lost data files.B、All of the data files of the database.C、Only the data files belonging to the SYSTEM tablespace.D、The data files belonging to the SYSTEM tablespace and the damaged or lost data files.
Your database is running in ARCHIVELOG mode, and the database is open. You execute an RMAN backupand specify the KEEP clause.Which components are backed up when this option is specified?()A、only the control file, the current SPFILE, and data filesB、only the current SPFILE and data files if autobackup is disabledC、only the data files and the archived redo logsD、the control file, current SPFILE file, data files, and archived redo logs
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单选题One of the tablespaces is read-only in your database. The loss of all control files forced you to re-create the control file. Which operation do you need to perform after re-creating the control file and opening the database?()A drop and re-create the read-only tablespacesB rename the read-only data files to their correct file namesC change the tablespace status from read/write to read-onlyD re-create the read-only tablespace because it is automatically removed
单选题Which statement is true about a routing table?()AIt contains routers learned dynamically onlyBIt finds the best path to each destination by using a modified shortest-path-first calculationCIt contains only active BGP routesDIt contains all accepted routes to all destinations
单选题Which statement is true about a routing table?()AIt contains routes learned dynamically only.BIt finds the best path to each destination by using a modified shortest-path-first calculation.CIt contains only active BGP routes.DIt contains all accepted routes to all destinations.
多选题Which two directives are applicable only to tag files?()ATagBPageCTaglibDIncludeEVariable