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HP HP0-093 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Troubleshooting and Maintenance | - Cluster troubleshooting techniques
|
| HPE Serviceguard Cluster Technology | - Cluster monitoring and management
|
| Application Failover and Availability Design | - Package configuration and resource control
|
| HP-UX Operating System Fundamentals | - System administration for HP-UX
|
| High Availability Concepts | - Fundamentals of High Availability
|
HP-UX High Availability Sample Questions:
1. Exhibit:
[ system_b - /etc/cmcluster ]
# cmviewcl -v
CLUSTER STATUS
test_cluster up
NODE STATUS STATE
system_a up running
Network_Parameters:
INTERFACE STATUS PATH NAME
PRIMARY up 8/0/1/0 lan0
PRIMARY up 10/12/6 lan4
STANDBY up 8/12/2/0 lan3
STANDBY up 8/12/1/0 lan2
PACKAGE STATUS STATE AUTO_RUN NODE
ora_pkg up running enabled system_a
Policy_Parameters:
POLICY_NAME CONFIGURED_VALUE
Failover configured_node
Failback manual
Script_Parameters:
ITEM STATUS MAX_RESTARTS RESTARTS NAME
Service up 1 0 oracle9i
Service up Unlimited 0 ora_lsnr
Subnet up 192.168.1.0
Node_Switching_Parameters:
NODE_TYPE STATUS SWITCHING NAME
Primary up enabled system_a (current)
Alternate up enabled system_b
NODE STATUS STATE
system_b up running
Network_Parameters:
INTERFACE STATUS PATH NAME
PRIMARY up 10/4/16 lan0
PRIMARY up 10/12/6 lan1
STANDBY up 8/0/1/0 lan2
STANDBY up 8/0/2/0 lan3
STANDBY up 8/12/2/0 lan5
STANDBY up 8/12/1/0 lan4
[ system_b - /etc/cmcluster ]
#
Based on the cmviewcl output, how many times can the package service oracle9i be restarted for package ora_pkg?
A) 3
B) 1
C) 2
D) unlimited
E) 0
2. Exhibit:
[ system_b - /etc/cmcluster ]
# cmviewcl -v
CLUSTER STATUS
test_cluster up
NODE STATUS STATE
system_a up running
Network_Parameters:
INTERFACE STATUS PATH NAME
PRIMARY up 8/0/1/0 lan0
PRIMARY up 10/12/6 lan4
STANDBY up 8/12/2/0 lan3
STANDBY up 8/12/1/0 lan2
PACKAGE STATUS STATE AUTO_RUN NODE
ora_pkg up running enabled system_a
Policy_Parameters:
POLICY_NAME CONFIGURED_VALUE
Failover configured_node
Failback manual
Script_Parameters:
ITEM STATUS MAX_RESTARTS RESTARTS NAME
Service up 1 0 oracle9i
Service up Unlimited 0 ora_lsnr
Subnet up 192.168.1.0
Node_Switching_Parameters:
NODE_TYPE STATUS SWITCHING NAME
Primary up enabled system_a (current)
Alternate up enabled system_b
NODE STATUS STATE
system_b up running
Network_Parameters:
INTERFACE STATUS PATH NAME
PRIMARY up 10/4/16 lan0
PRIMARY up 10/12/6 lan1
STANDBY up 8/0/1/0 lan2
STANDBY up 8/0/2/0 lan3
STANDBY up 8/12/2/0 lan5
STANDBY up 8/12/1/0 lan4
[ system_b - /etc/cmcluster ]
#
Based on the cmviewcl output, how many package services are configured for package ora_pkg?
A) 3
B) 5
C) 2
D) 4
3. In a two-node HA cluster, two servers are specified to host the application and database servers of a 3-tier application. Client systems connect through an external network.
Which techniques are employed to provide a degree of high availability to the clients that connect to the application tier? (Choose two).
A) Implement network address translations in a round robin algorithm.
B) Implement alias user accounts to provide alternate access.
C) Implement load balancing on all three tiers.
D) Utilize redundant client IP networks for different groups.
E) Implement redundant routers between clients and the HA cluster network.
4. Exhibit:
# **********************************************************************
# ********* HIGH AVAILABILITY CLUSTER CONFIGURATION FILE
***************
# ***** For complete details about cluster parameters and how to ****
# ***** set them, consult the MC/ServiceGuard manual. ****
# **********************************************************************
# Enter a name for this cluster. This name will be used to identify the
# cluster when viewing or manipulating it.
CLUSTER_NAME test_cluster
NODE_NAME system_a
NETWORK_INTERFACE lan0
STATIONARY_IP 192.168.0.1
NETWORK_INTERFACE lan1
NETWORK_INTERFACE lan2
HEARTBEAT_IP 192.168.2.1
FIRST_CLUSTER_LOCK_PV /dev/dsk/c8t15d0
NODE_NAME system_b
NETWORK_INTERFACE lan0
STATIONARY_IP 192.168.0.2
NETWORK_INTERFACE lan1
NETWORK_INTERFACE lan2
HEARTBEAT_IP 192.168.2.2
FIRST_CLUSTER_LOCK_PV /dev/dsk/c1t15d0
HEARTBEAT_INTERVAL 1000000
NODE_TIMEOUT 8000000
AUTO_START_TIMEOUT 600000000
NETWORK_POLLING_INTERVAL 2000000
MAX_CONFIGURED_PACKAGES 3
VOLUME_GROUP /dev/vg_oracle
On this two node cluster, what happens if the heartbeat LAN on system_a fails?
A) The package ora_pkg will failover to node system_b.
B) On system_a the standby LAN card will be configured as heartbeat LAN card and the cluster status will not change.
C) Node system_a will TOC and node system_b will reform a one node cluster.
D) Both systems will try to grab the lock_disk and whoever activates the lock_vg first will reform the cluster and the other node will TOC.
5. What are the four main resources of the Event Monitoring Service Resource Class Hierarchy?
A) /net, /interfaces, /lan, /status
B) /net, /localNode, /lan, /filesystem
C) /cluster, /net, /system, /vg
D) /cluster, /package, /localNode, /status
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: C | Question # 3 Answer: D,E | Question # 4 Answer: D | Question # 5 Answer: C |
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