一个proxyplug£­in放在一个cluster的前边，如果当前正在进行web请求的servercrash掉，请问plug£­in根据（)进行fail£­over。

A . 正确 B . 错误

A . clutils.log B . cluster.log C . clverify.log D . autoverify.log

A .  Change the quorum required to false. B .  Change the Volume Group auto vary on to yes， and then vary off the Volume Group. C .  Change the auto vary on value of the Volume Group to no， and then vary off the volume group. D .  Set the Volume Group major number to the same value that the Volume Group had on the system on which it was created.

A . A primary key must exist for creation of a clustered index B . A clustered index allows fulltext searching within InnoDB C . The first unique index is always used as a clustered index and not a primary key D . A clustered index provides direct access to a page containing row data E . If no indexes exist, a hidden clustered index is generated based on row IDs F . A primary key is used as a clustered index G . A clustered index is a grouping of indexes from different tables into a global index for faster searching

A . identify your Cisco CRS license files and location, enter information about your LDAP, and designate a Cisco CRS administrator  B . identify CSQs and JTAPI user and designate a Cisco CRS administrator  C . identify resources and RM user and enter information about your LDAP  D . identify your Cisco CRS license files and location, enter information about your LDAP, and designate IPCC Express resources&e

A .  topsvcs，clstrmgr，clsmuxpd，grpsvcs，emsvcs，clinfo B .  topsvcs，grpsvcs，emsvcs，clstrmgr，clsmupxpd，clinfo C .  clstrmgr，clsmuxpd，clinfo，topsvcs，grpsvcs，emsvcs D .  clstrmgr，topsvcs，clxmuxpd，clinfo，grpsvcs，emsvc

A .  Adds to all nodes with the cluster running. B .  Adds to all nodes with the cluster stopped. C .  Adds with the cluster running，uses "Lazy Update" to perform the logical volume synchronization. D .  Adds to all nodes with the cluster running but requires the volume groups to be exported andimported after.

A . 正确 B . 错误

A . 根据session cookie B . 随机 C . 根据对cluster的heart-beat检测 D . 用户决定

A .  The dominate site will always assume the non-dominate site has failed and continue processing. B .  The dominate site initiates a call to the non-dominate site to verify if any of the nodes are functional. C .  The non-dominate site initiates a call to the dominate site to verify if any of the nodes are functional. D .  The nodes are completely independent and can call each other if they detect a total failure of the ZGeo_Primary network.

A . 3 B . 6 C . 7 D . 8

A .  ConcurrentMap B .  Java.Util.AbstractMap C .  ObservableMap D .  InvocableMa

A .  topsvcs B .  clinfoES C .  snmpinfo D .  clsmuxpdES

A . a WAN accelerator B . a hardware load balancer C . Network Attached Storage （NAS） D . a Storage Area Network （SAN）

A .  allows multiple access points to be connected wirelessly， without the need for a wired Ethernet network B .  replicates configuration parameters across access points in the cluster， while optimizing network performance C .  automatically configures wireless client devices via Wi-Fi Protected Setup D .  can get real-time traffic or bandwidth statistics from an access point within a cluster

A .  On one of the nodes，add the users via C-SPOC ’Add a User to the Cluster’smit menu. B .  Use C-SPOC to synchronize the password files between cluster nodes. C .  On all of the nodes，add the users to the /etc/passwd and system security files，and then synchronize the cluster. D .  On one of the nodes，add the users to the /tec/passwd and system security files，add home directories，and use cron to automate the movement of system security files between nodes.

A . ServerA B . 根据Proxy负载均衡算法，到另外的Server C . 随机选择后端的任意一个Server D . 以上都有可能

A .  3 B .  6 C .  7 D .  8

A .  The current connections are rerouted via the backup GSS B .  Secondary GSS cannot be used to configure the GSS cluster C .  All remaining GSSs in the cluster continue responding to any new queries D .  All records in the GSS database are flushed and reconstructed again using a new master GSS

A .  All cluster resources halt on Node ’B’，and one or both surviving nodes will gracefully acquire the resources. B .  All cluster processes halt on Node ’B’，the cluster resources remain active，and the remaining  nodes take no action. C .  All cluster processes stay active on Node ’B’，cluster resources are halted，and the remaining nodes take no action. D .  All cluster resources will stop，cluster processes halt on Node ’B’，and the remaining cluster nodes take no action.

A．cluster中有更多的server B．一定要配置persistance C．改变GC策略 D．每个机器上run更多的server

A．angle B．post C．status D．position