IBM C4040-221 Online Practice Questions and Exam Preparation

IBM C4040-221 Online Questions & Answers

• Question 131:

  Given the following characteristics, tuning which resource will provide the greatest benefit? CPU=80% busy Physical Memory=90% used Disks=80% busy Network=80% used Filesystemsare90%full.

  A. Memory
  B. Network
  C. Disks
  D. Filesystems
  C. Disks

• Question 132:

  How can ssh access to an AIX 7 system be restricted to the 192.168.0.1/24 subnet?

  

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

• Question 133:

  Which type of resource is required for every BOS installation performed with NIM?

  A. spot
  B. script
  C. resolv_conf
  D. bosinst_data
  A. spot

• Question 134:

  An administrator is required to implement resource control for a running system WPAR called "skippy'.

  Which flag of the chwpar command will set the CPU Resource control limits for this WPAR to a minimum of 8%. a desired of 35% and a maximum of 45%?

  A. chwpar -c CPU=8%-35%,45% skippy
  B. chwpar-R CPU=8%-35%,45% skippy
  C. chwpar-L CPU=8%-35%,45% skippy
  D. chwpar-r PROC=8%-35%,45% skippy
  D. chwpar-r PROC=8%-35%,45% skippy

• Question 135:

  Which procedure will create a NIM lpp_source resource from an ISO image?

  

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

• Question 136:

  Which startup script will mount all filesystems in /etc/filesystems for which the mount parameter is set to 'true'?

  A. /etc/rc
  B. /etc/red
  C. /sbin/rc.start
  D. /etc/rc.bootc
  A. /etc/rc

• Question 137:

  An administrator changed the hostname of a system from dbtest.company.com to dbprod.company.com using SMIT. The new entry in /etc/hosts is:

  192.168.56.100 dbprod.company.com

  When the administrator issued the host command, the following result was observed.

  #> host dbprod host: 0827-801 Host name dbprod does not exist. #> host 192.168.56.100 dbtest.company.com is 192.168.56.100

  Until DNS records can be updated, which action will allow the host command to return the correct name and IP address?

  A. Modify/etc/nsswitch.conf and set hosts: files dns
  B. Modify/etc/resolv.conf and specify the new nameserver
  C. Modify/etc/netsvc.conf and set hosts = local, bind
  D. Modify/etc/mrouted.conf and add: dbprod "dbprod" +192.168.56.100
  C. Modify/etc/netsvc.conf and set hosts = local, bind

• Question 138:

  Which configuration will provide an LPAR maximum network resilience and performance with two Ethernet adapters?

  A. Configure both Ethernet adapters as IEEE 802.3ad link Aggregated with src_dst_port mode
  B. Configure EtherChannel using Internet Protocol over InfiniBand (IPoIB) with 64K TCP/IP MTU 64K Superpacket
  C. Configure EtherChannel with one Ethernet adapter as primary adapter and one as backup with hash mode roundrobin
  D. Configure both adapters with Quality of Server (QoS) adapters and configure virtual IP address on interfaces
  A. Configure both Ethernet adapters as IEEE 802.3ad link Aggregated with src_dst_port mode

• Question 139:

  Where is the file size limit for all users defined?

  A. /etc/security/environ
  B. /etc/security/limits
  C. /etc/security/environments
  D. /etc/environment
  B. /etc/security/limits

• Question 140:

  An administrator receives the following error message when attempting to extend a volume group with an additional disk:

  0516-1162 extendvg : the Physical Partition size of 256 requires the creation of 1026 partitions for hdisk2. The limitation for volume group rootvg is 1024 physical partitions per physical volume. Use the chvg command with the -t option to

  attempt to change the maximum Physical Partitions per Physical volume for this volume group.

  While the use of the -t option may allow the administrator to successfully extend the volume group, what other effect will using this option have?

  A. The boot logical volume would be recreated.
  B. The volume group would need to be varied off to apply the change.
  C. Mirroring would be removed from all logical volumes within the volume group
  D. The number of physical volumes allowed in the volume group will be reduced
  D. The number of physical volumes allowed in the volume group will be reduced