当端口由于违规操作而进入“err-disableb”状态后,使用什么命令手工将其恢复为UP状态?()
第1题:
第2题:
在cisco 4口2.5G卡上,其他三口正常运行,其状态指示灯为绿,其中一口的状态指示等一直为橙色,经过检查配置,该口的IP地址,封装类型等等都是正确的,并且链路层是up的,请问大概是什么原因?()
第3题:
SYSTEM-Config中,Use hot start为TRUE、I/O Recovery为RECOVERY ALL,在机器人重启后恢复所有信号的状态。
第4题:
RTO(恢复时间目标)的英文全称是什么().
第5题:
You have a read-only tablespace on read-only media. You want to perform a media recovery on the existing data files, but using a backup control file. The backup control file indicates that the status of the read-only tablespace was read/write when the control file was backed up. What should you consider?()
第6题:
Which two are characteristics of user-managed backup and recovery operations?()
第7题:
The current time is 12:00 noon. You want to recover the USERS tablespace from a failure that occurred at 11:50 a.m. You discover that the only member of an unarchived redo log group containing information from 11:40 a.m. onwards is corrupt. With reference to this scenario, if you are not using Recovery Manager (RMAN), which recovery method would you use?()
第8题:
You are performing a database recovery because a user’s schema is dropped. While performing the recovery, you use the UNTIL SEQUENCE clause. Which type of database recovery are you performing?()
第9题:
进入配置状态后,选择要操作的端口,使用no shutdown命令的含义:()。
第10题:
user managed complete recovery
user managed incomplete recovery
RMAN-based complete recovery
RMAN-based incomplete recovery
第11题:
关闭端口
打开端口
端口描述
删除命令
第12题:
The next time you back up the database when you are also connected to the recovery catalog and the target database
The next time you are connected to the target database and the recovery catalog database and issue the resync command
The next time you connect RMAN to just the recovery catalog
The next time you connect to the recovery catalog and the target database with RMAN
Connecting to the recovery catalog and issuing the resync all databases command
第13题:
RLDP防环路使用shutdown-port处理方式,当出现环路后恢复接口的操作为()
第14题:
以下关于快速生成树协议(RSTP)和生成树协议(STP)的比较正确的是?()
第15题:
当端口的状态为[端口-down协议-up]时,意味着:()
第16题:
Every Sunday, consistent backups are performed on your database. Because of a user error, you performed an incomplete recovery on Tuesday and opened the database with the RESETLOGS option. A user error occurs again on Thursday, which necessitates an incomplete recovery. Sunday’s backup is the most recent backup available. What would you do in this scenario?()
第17题:
If you back up a database without connecting to the recovery catalog, which operations will cause the recovery catalog to be updated?()
第18题:
What happens if you shutdown abort ASM instance?()
第19题:
You are maintaining your database in Oracle10g. On Tuesday at 8:00 A.M., while starting the database, you discover that all the control files are missing. The backup of the full database was performed on Sunday at 6:00 P.M. Which type of recovery will you perform?()
第20题:
You performed a backup of the flash recovery area by using the following command for the first time: RMAN> BACKUP RECOVERY AREA; Which files in the flash recovery area are backed up?()
第21题:
incomplete recovery
complete recovery
recovery using the Flashback Database feature
recovery using the export/import utility
第22题:
Recovery is initiated using SQL*Plus.
Database files are backed up using SQL commands.
Database files are backed up with Recovery Manager.
Database files are restored using Recovery Manager.
Database files are backed up using operating system commands.
第23题:
errdisable recovery
no shutdown
recovery reedisable
recovery