During routine examination of the log files，a message similar to "TS_DMS_WRINING_ST" was discovered. To avoid future problems，change the Network Module failure detection rate to：（）

单项选择题Company.comhasdecidedtoimplementthe FastDiskTakeover and DiskHeartBeat featuresofHACMP.WhatIBMdistributionmediawillberequiredforadefaultinstallation？（）

A. AIX media only
B. HACMP media only
C. AIX and HACMP media
D. HACMP and Concurrent Resource Manager media

单项选择题During a planning session， it is determined that a three node cluster （Node ’A’， Node ’B’， and Node ’C’） will meet the customer’s application needs. Node ’B’ will be a hot-standby fallover node for both Node ’A’ and Node ’C’ resource groups.  A serial network for this cluster will require which connections？（）

A. A single serial network between Node ’A’ and Node ’B’ and Node ’C’
B. A point-to-point link between Node ’A’ and Node ’C’，and Node ’B’ and Node ’C’
C. A serial network between Node ’A’ and Node ’C’，and a serial network between Node ’B’ and Node ’C’
D. A point-to-point link between Node ’A’ and Node ’B’ Node ’B’ and Node ’C’ and Node ’A’ ad Node ’C’

单项选择题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 groups

单项选择题Company.comhasdecidedtoimplementVPNforallnetworktraffic.HowmightthismightaffectHACMP？（）

A. Only the heartbeat IP network can exist in a VPN style network.
B. HACMp must have separate VPN’s for all ’non-service’ and ’service’ adapter networks.
C. If a VPN is used for IP traffic the heartbeating must be done over disk connections.
D. HACMP can exist in a VPN network environment，but special considerations must be addressed.

单项选择题Company.com moved their application start routines from the inittab and place them under HACMP control. During testing，the applications did not always start as desired.  What is the best practice for the application start routines.（）

A. Assume the system was stopped by a failure.
B. Ensure the hostname parameters is set correctly.
C. Assume the system was stopped by a graceful shutdown.
D. Mount all volumes and file systems before running the application.