Which of the following commands is used to clear all entries from the system error log? （）

相似题目

• Evaluate the following statement： https://assets.asklib.com/images/image2/2018080114444988840.jpg Which statement is true regarding the evaluation of rows returned by the subquery in the INSERT statement？（）

  A .  They are evaluated by all the three WHEN clauses regardless of the results of the evaluation of any other WHEN clause. B .  They are evaluated by the first WHEN clause. If the condition is true， then the row would be evaluated by the subsequent WHEN clauses. C .  They are evaluated by the first WHEN clause. If the condition is false， then the row would be evaluated by the subsequent WHEN clauses. D .  The INSERT statement would give an error because the ELSE clause is not present for support in case none of the WHEN clauses are true.

  查看最佳答案

• The network shown in the diagram is experiencing connectivity problems. Which of the following will correct the problems (Choose two.)（）。https://assets.asklib.com/images/image2/2018072314584919009.png

  A . Configure the gateway on Host A as 10.1.1.1 B . Configure the gateway on Host B as 10.1.2.254 C . Configure the IP address of Host A as 10.1.2.2 D . Configure the IP address of Host B as 10.1.2.2 E . Configure the masks on both hosts to be 255.255.255.224 F . Configure the masks on both hosts to be 255.255.255.240

  查看最佳答案

• Company.com has encountered a problem on the HMC， which requires access to the root shell on the HMC. Which of the following is necessary to access the root userid on the HMC？（）

  A . Enable remote commands on the HMC Configuration menu,then use ssh to login to theHMC,enter su - root B . Login to the HMC as hscpe and run pesh,using a temporary password from IBM Support,afterward， enter su - root C . Login to the HMC as hscroot,then run pesh,using a temporary password from IBM Support, afterward,enter su - root D . Enable remote commands on the HMC Configuration menu，then telnet in as hscroot,entersu - root

  查看最佳答案

• A system administrator ran the vmstat command because of performance problems. The output of the vmstat is given： https://assets.asklib.com/images/image2/2018080211371032132.jpg Based on the output， which of the following is insufficient？（）

  A . CPU B . Disk C . Memory D . NetworkX

  查看最佳答案

• Refer to the exhibit. Which of the following statements is true? （） https://assets.asklib.com/images/image2/2018073113535091649.jpg https://assets.asklib.com/images/image2/2018073113535091649.jpg

  A . BGP NSF awareness is enabled B . SSO for BGP NSF capability is enabled C . BGP graceful restart awareness is enabled D . 10.11.1.187 is configured as an NSF-capable BGP neighbor

  查看最佳答案

• The following command is executed to create the baseline template: https://assets.asklib.com/images/image2/2018080210262165894.jpg Which statement is true about the effect of the above command?（）

  A . It creates a baseline template that never expires. B . It produces an error because no snapshot information is provided to create the baseline. C . It creates a baseline template that expires after the Automatic Workload Repository (AWR) retention period. D . It creates a repeating baseline template that repeats after the Automatic Workload Repository (AWR) retention period.

  查看最佳答案

• Which of the following can we draw from the given information concerning the class-map "all-traffic"?（）https://assets.asklib.com/images/image2/2018073114472191803.jpg

  A . The class-map "all-traffic" will match all traffic with ip precedence 4 and 5 B . The class-map "all-traffic" will match all traffic with dscp 18 or dscp 43 C . The class-map "all-traffic" will match all traffic with ip precedence 0 or 1 D . The class-map "all-traffic" will match all traffic with dscp 18 and dscp 43

  查看最佳答案

• For the accompanying router output, which of the following statements describes the stat e that neighbor 172.16.254.3 is in?（）https://assets.asklib.com/images/image2/201807301341104573.jpg

  A . The router will not accept connections from the peer. B . BGP can exchange routing information in this state. C . The router is listening on its server port for connection requests from the peer. D . The router ha s sent out an active TCP connection request to the peer.

  查看最佳答案

• A JavaBeans component has the following field： 11. private boolean enabled； Which two pairs of method declarations follow the JavaBeans standard for accessing this field？（） https://assets.asklib.com/images/image2/201808011600242968.jpg

  A . A B . B C . C D . D

  查看最佳答案

• Because of system performance problems， a system administrator ran the iostat command. The following iostat output is provided： https://assets.asklib.com/images/image2/20180802115656804.jpg Which of the following issues can be derived from the output？（）

  A . The server is CPU bound. B . The server has network problems. C . The server is memory constrained. D . The server needs the disk usage to be optimized.X

  查看最佳答案

• Consider the following scenario for your database: https://assets.asklib.com/images/image2/2018080211083713074.jpg Which statement is true regarding the backup of the TOOLS tablespace?（）

  A . The RMAN backup fails because the TOOLS tablespace is read-only B . The RMAN skips the backup of the tablespace because backup optimization is enabled C . The RMAN makes backup because optimization can be enabled only for backups to disk D . The RMAN makes the backup because no backup of the tablespace exists within the seven day window

  查看最佳答案

• Company.com environment consists of 10 volume groups and 4 physical networks. The customer  Desires the fastest possible fallover for a two-node cluster.  Which of the following configuration alternatives will provide the fastest fallover？（）  

  A .  IPAT via IP Aliasing，default shared volume groups B .  IPAT via IP Replacement default shared volume groups C .  IPAT via IP Aliasing，enhanced concurrent volume groups D .  IPAT via IP Replacement，enhanced concurrent volume grou

  查看最佳答案

• Evaluate the following statement： https://assets.asklib.com/images/image2/2018080114301711053.jpg Which statement is true regarding the evaluation of rows returned by the subquery in the INSERT statement？（）

  A .  They are evaluated by all the three WHEN clauses regardless of the results of the evaluation of any other WHEN clause. B .  They are evaluated by the first WHEN clause. If the condition is true， then the row would be evaluated by the subsequent WHEN clauses. C .  They are evaluated by the first WHEN clause. If the condition is false， then the row would be evaluated by the subsequent WHEN clauses. D .  The INSERT statement would give an error because the ELSE clause is not present for support in case none of the WHEN clauses are true.

  查看最佳答案

• A system administrator ran the iostat command because of system performance problems. The following iostat output is provided： https://assets.asklib.com/images/image2/201808021154348894.jpg Based on the output， which of the following is insufficient？（）

  A . CPU B . Memory C . Paging space D . Disk capacityX

  查看最佳答案

• Refer to the exhibit. https://assets.asklib.com/images/image2/2018072608430379107.jpg Which of the following is an advantage of device clustering utilizing Virtual Port Channels （vPC）？（）

  A .  A logical star topology provides a loop free environment so that all links will be used forwardtraffic B .  Enhanced EtherChannel hashing load balancing using the vPC peer link internal to the VPC C .  The control plane functions of the Nexus switches are merged to hide the use of virtualization D .  Neighboring devices connect on a Layer 3 MEC for improved packet forwarding

  查看最佳答案

• Which of the following statements describe the network shown in the graphic?（）https://assets.asklib.com/images/image2/2018072609071047411.png

  A . There are two broadcast domains in the network. B . There are four broadcast domains in the network. C . There are six broadcast domains in the network. D . There are four collision domains in the network. E . There are five collision domains in the network. F . There are seven collision domains in the network.

  查看最佳答案

• Which of the following commands will perform an active database duplication of the ORCL database to the ORCL2 database？（）https://assets.asklib.com/images/image2/2018080209255740630.jpg

  A . A B . B C . C D . D E . E

  查看最佳答案

• Exhibit: Which of the following are true regarding the command output shown in the display (Choose two.)（）。https://assets.asklib.com/images/image2/2018072314485611198.png

  A . There are at least two routers participating in the RIP process. B . A ping to 192.168.168.2 will be successful. C . A ping to 10.0.15.2 will be successful. D . RtrA has three interfaces participating in the RIP process.

  查看最佳答案

• Exhibit https://assets.asklib.com/images/image2/2018080211104225263.jpg Which of the following commands should be used before removing hdisk3 from the system?（）

  A . chpv -v r hdisk3 B . rmdev -dl hdisk3 C . varyonvg -f datavg D . reducevg datavg hdisk3

  查看最佳答案

• Consider the following: https://assets.asklib.com/images/image2/2018080117493785865.jpg Which statement best describes the meaning of the value for the key_len column?（）

  A . It shows the total size of the index row B . It shows how many columns in the index are examined C . It shows the number of characters indexed in the key D . It shows how many bytes will be used from each index row

  查看最佳答案

• Examine the following set of RMAN commands: https://assets.asklib.com/images/image2/2018080210170026958.jpg Which statement is true when the RMAN RUN block Is executed?（）

  A . The execution of the script fails because multiple channels cannot coexist. B . The script is executed and both the channels are used for the script execution. C . The new channel, CHI, is Ignored because a channel has been configured already. D . ration parameter DC1 is overridden because a new channel is allocated in RMAN RUN block.

  查看最佳答案

• Examine the following RMAN script: https://assets.asklib.com/images/image2/2018080215330499234.jpg Which statement describes the purpose of the script?（）

  A . The data file is checked for physical corruption and backed up if found clean. B . The backup of data file 5 is performed and the interactive messages during the backup are suppressed. C . The existing backup for the data file is checked and the backup is performed if there are changes in the data file after the last backup. D . The backup of data file 5 is performed and all SQL statements that are executed during RMAN compilation and their results are displayed

  查看最佳答案

• Use the output from the router shown in the graphic above to determine which of the following are correct.（）https://assets.asklib.com/images/image2/2018072314403482860.jpg

  A . Router John uses alink-state routing protocol. B . Router John will receive routing updates on the Serial0/0 interface. C . Router John will receive routing updates on the Serial0/1 interface. D . Router John will send routing updates out the Serial0/0 interface. E . Router John will send routing updates out the FastEthernet0/0 interface. F . Router John will send routing updates out the Serial0/1 interface.

  查看最佳答案

• Which two of the following descriptions are correct according to the displayed output of thecommand show ip bgp summary？（）https://assets.asklib.com/images/image2/201807261114347400.jpg

  A . The BGP session to the 10.1.1.1 neighbor is established B . The router is trying to create a BGP peering session with the 10.1.1.1 neighbor C . The BGP session to the 10.3.3.3 neighbor is created， but the router received no BGP routingupdates from the 10.3.3.3 neighbor D . The router is attempting to establish a BGP peering session with the 10.2.2.2 neighbor

  查看最佳答案

• To examine the Exhibit, press the Exhibit button. The exhibit shows the output of netstat -nr.  Which of the following addresses will require an additional route entry? （）https://assets.asklib.com/images/image2/2018080211523042275.jpg

  A .  129.35.54.22  B .  129.35.56.35  C .  129.35.57.22  D .  129.35.1.22

  查看最佳答案