VCS-257 無料問題集「Veritas Administration of Veritas InfoScale Storage 7.1 for UNIX/Linux」

（A）vxdg init datadg datadg01=device_tag

（B）vxdg init datadg device_tag=datadg01

（C）vxdg adddisk datadg device_tag=datadg01

（D）vxdg create datadg datadg01=device_tag

（A）vxmend

（B）vxmake

（C）vxedit

（D）vxassist

（A）to improve performance for temporary file systems by bypassing the intent log

（B）to add a temporary data change log by enabling Veritas file system snapshot operations

（C）to track file and directory changes when a nonpersistent file change log is required for replication

（D）to improve performance for temporary file systems at the cost of higher data loss upon system failure

（A）one cache area of each cache type on each system

（B）one for read caching and one for write-back caching for each file system

（C）one for read caching and one for write caching on each system

（D）one for read caching and one for write caching for each file system

（A）Dirty Region Log

（B）Data Change Object

（C）Data Change Map

（D）Storage Replicator Log

（A）vxrecover

（B）vxdctl

（C）vxmend

（D）vxreattach

（A）vxdctl

（B）vxdisk

（C）vxdmpadm

（D）vxtune

（E）fsadm

（A）to balance the I/O load among the nodes

（B）to improve performance for normal file system I/O operations

（C）to balance the load of recovery operations when a node crashes

（D）to ensure file systems have equal access to operating system resources