[单选]

An install of cluster .es software failed. Output from the failure indicates missing system  requisites. Every subsequent attempt to install the software abended. 
In order for the cluster to install，the most likely way for the administrator to resolve this problem is to install the "bos.data" and which other fileset（s）？（）  

L-O-R封堵三通中，卡环密封部分由紫铜垫和（）组成。 丝堵。 卡环。 卡环槽。 塞柄。 You executed the following command: RMAN> RECOVER COPY OF DATAFILE '/u01/app/oracle/oradata/orcl/users01.dbf'; Which statement regarding the above command is correct?（） The '/u01/app/oracle/oradata/orcl/users01.dbf' data file is recovered from the image copy。 The '/u01/app/oracle/oradata/orcl/users01.dbf' data file is recovered from the last incremental backup。 Image copies of the '/u01/app/oracle/oradata/orcl/users01.dbf' data file are updated with all changes up to incremental backup SCN. '/ u01/app/oracle/oradata/orcl/users01.dbf。 Image copies of the '/u01/app/oracle/oradata/orcl/users01.dbf' data file are recovered using the above command if data file recovery fail。 教师、校长的专业学习是嵌入到学校每天（）里去的。 What is the likely cause of a system hanging at boot code 557?（） The system is configuring network adapters.。 The system is configuring fibre channel devices.。 The system is unable to mount the rootvg filesystems.。 The system is unable to access the installation media.。 公称容积40L的气瓶，单环宽度为（）mm，双环的各环宽度为（）mm。 30、30。 40、30。 40、40。

An install of cluster .es software failed. Output from the failure indicates missing system  requisites. Every subsequent attempt to install the software abended. 
In order for the cluster to install，the most likely way for the administrator to resolve this problem is to install the "bos.data" and which other fileset（s）？（）