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【单选题】

You have a Level 1-only router (Router A) in IS-IS area 49.0001.<br /> How does Router A learn how to reach prefixes in other areas?（）

A、Router A must have a Level 2 adjacency with the Level 1/Level 2 router in area 49.0001.

B、The Level 1/Level 2 router in area 49.0001 sets the "attached" bit in the Level 2 LSP it floods into area 49.0001.

C、The Level 1/Level 2 router in area 49.0001 sets the "attached" bit in the Level 1 link-state PDU (LSP) it floods into area 49.0001.

D、The Level 1/Level 2 router in area 49.0001 advertises these prefixes into area 49.0001 using a Level 2 LSP it floods into the area.

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更多“ You have a Level 1-only router (Router A) in IS-IS area 49.0001.<br /> How does Router A learn how to reach prefixes in other areas?（）”相关的问题
第1题
[单选题] An IS-IS router is adjacent to and passing traffic with a neighbor. You perform a show isis interface detail command and notice that for some interfaces you have a circuit type of 3. Which IS-IS level(s) is enabled on these interfaces?（）

A、Level 1 only  B、Level 2 only  C、Level 1 and Level 2  D、Level 3 only  

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第2题
[] You have a Level 1-only router (Router A) in IS-IS area 49.0001. How does Router A learn how to get to IP prefixes in other areas?（）

A、A. Router A must have a Level 2 adjacency with the Level 1/Level 2 router in area 49.0001.  B、B. The Level 1/Level 2 router in area 49.0001 sets the "attached" bit in the Level 1 link-state PDU (LSP) it floods into area 49.0001.  C、C. The Level 1/Level 2 router in area 49.0001 sets the "attached" bit in the Level 2 LSP it floods into area 49.0001.  D、D. The Level 1/Level 2 router in area 49.0001 advertises these prefixes into area 49.0001 using a Level 2 LSP it floods into the area.  

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第3题
[多选题] You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN). Which two are the prerequisites to perform this operation? （）(Choose two)

A、You must configure block change tracking file  B、You must have first level 1 backups for RMAN to restore blocks  C、You must ensure that the SALES database is mounted or open  D、You must have full or level 0 backups for RMAN to restore blocks  E、You must take the tools01.dbf data file offline before you start a block media recovery  

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第4题
[] You need to perform a block media recovery on the tools01.dbf data file in the SALES database by using Recovery Manager (RMAN).Which two are the prerequisites to perform this operation？（）

A、A. You must configure block change tracking file  B、B. You must have first level 1 backups for RMAN to restore blocks  C、C. You must ensure that the SALES database is mounted or open  D、D. You must have full or level 0 backups for RMAN to restore blocks  E、E. You must take the tools01.dbf data file offline before you start a block media recovery  

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第5题
[单选题] How do you enable interface fe-0/0/0 under the [edit protocols isis] level to form both a Level 1 and Level 2 adjacency?（）

A、set interface fe-0/0/0.0  B、set interface fe-0/0/0.0 all level  C、set interface fe-0/0/0.0 level 3 enable  D、set interface fe-0/0/0.0 level 1 level 2  

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第6题
[] You194;have194;a194;Level194;1-only194;router194;（Router194;A）194;in194;IS-IS194;area194;49.0001.194;How194;does194;Router194;A194;learn194;how194;to194;get194;to194;IP194;prefixed194;in194;other194;areas？（）

A、A.Router A must have a Level 2 adjacency with the Level 1/Level 2 router in area 49.0001.  B、B.The Level 1/Level 2 router in area 49.0001 sets the "attached" bit in the Level 2 LSP it floods into area 49.0001.  C、C.The Level 1/Level 2 router in area 49.0001 sets the "attached" bit in the Level 1 link-state PDU （LSP） it floods into area 49.0001.  D、D.The Level 1/Level 2 router in area 49.0001 advertises these prefixed into area 49.0001 using a Level 2 LSP it floods into the area.  

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第7题
[单选题] Which type of backup contains only the blocks that have changed since the last level 0 incremental backup?（）

A、a cumulative level 1 backup  B、a differential level 1 backup  C、a full backup  D、a whole backup  

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第8题
[单选题] Which type of backup contains only the blocks that have changed since the last level 0 incremental backup?（）

A、a cumulative level 1 backup  B、a differential level 1 backup  C、a full backup  D、a whole backup  

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第9题
[] You enable block change tracking. You issue the following command: BACKUP INCREMENTAL LEVEL 0 DATABASE; The next day, you issue the following command: BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE; Which statement about the use of the change tracking file is true?（） You enable block change tracking. You issue the following command: BACKUP INCREMENTAL LEVEL 0 DATABASE; The next day, you issue the following command: BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE; Which statement about the use of the change tracking file is true?（）

A、A. RMAN reads the block change tracking file only when it performs the incremental level 0 backup.  B、B. RMAN reads the block change tracking file when it performs both incremental backups.  C、C. RMAN reads the block change tracking file only when it performs the incremental level 1 backup.  D、D. RMAN does not read the block change tracking file when it performs either incremental backup.  

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