IBM C4040-221 Online Practice Questions and Exam Preparation

IBM C4040-221 Online Questions & Answers

• Question 81:

  A system with multiple applications is experiencing bursts of activity. This drives the free pages list very low, resulting in increased wait times for applications. Given the vmstat output below, what can be done to increase the number of free pages to compensate for these bursts of activity?

  

  A. Increase the maxpin tunable.
  B. Increase the page space size.
  C. Increase the lru_file_repage setting.
  D. Increase the minfree and maxfree tunables
  D. Increase the minfree and maxfree tunables

• Question 82:

  How will the following command change the datalv logical volume? chlv --e m datalv

  A. The logical volume will be encrypted with the key in a file named "m".
  B. The logical volume will be rebalanced across the maximum physical volumes immediately.
  C. The logical volume will have new logical partitions spread across as few disks as possible.
  D. The logical volume will be rebalanced across the minimum number of physical volumes immediately
  C. The logical volume will have new logical partitions spread across as few disks as possible.

• Question 83:

  An LPAR is the Global Environment for a number of both Shared and Private System WPARs. An administrator migrated the LPAR from AIX 6.1 to 7.1.

  What action must be performed to ensure the functionality of all Shared WPARs?

  A. migwpar-A
  B. wparmig -all
  C. instaiip -w-s
  D. update_all-wpar
  A. migwpar-A

• Question 84:

  In order to enable an AIX host to use one virtual Ethernet adapter to communicate on multiple VLANs, what is required?

  A. The VLAN devices used by the host must be configured with IP addresses on different subnets.
  B. The virtual Ethernet adapter must be set to full duplex in AIX.
  C. VLAN devices must be configured in the AIX host.
  D. The virtual Ethernet adapter must be configured as a trunk adapter.
  C. VLAN devices must be configured in the AIX host.

• Question 85:

  What is a mandatory requirement to allow an AIX 7-based NIM Master to install clients over IPv6?

  A. The NIM Master must use static IPv6 addresses.
  B. The NIM Master must have both IPv4 and IPv6 connectivity.
  C. The NIM Master must be installed with the AIX Enterprise Edition license.
  D. The NIM Master must be running at least AIX 7.1 TLOO Service Pack3 or later.
  A. The NIM Master must use static IPv6 addresses.

• Question 86:

  An administrator wants to reorganize some of the logical volumes in the datavg volume group. What TWO things must the administrator verify before starting the reorganization? (Select 2)

  A. Enough free physical partitions exist to accommodate the largest logical volume being reorganized.
  B. At least one free physical partition exists.
  C. That none of the logical volumes contain a paging space.
  D. The logical volumes being reorganized are relocatable.
  E. Quorum has been disabled for the volume group.
  F. The volume group descriptor area (VGDA) has room to expand.
  G. That any raw logical volumes being re-organized are closed.
  B. At least one free physical partition exists.
  D. The logical volumes being reorganized are relocatable.

• Question 87:

  How can the administrator remove all entries from the error log?

  A. errclear 0
  B. errpt-c 0
  C. errlogger-c 0
  D. errdemon-c 0
  A. errclear 0

• Question 88:

  Which command will show the status of Geographically Mirrored Volume Groups?

  A. gmvgstat
  B. geovgstat
  C. Isglvm
  D. listgm
  A. gmvgstat

• Question 89:

  Which command displays from which disk the operating system was last booted?

  A. last
  B. bosboot
  C. getconf
  D. bootlist
  C. getconf

• Question 90:

  An administrator needs to limit the size of the filesystem cache. Which tuning parameters need to be adjusted?

  A. minfree and maxfree
  B. minperm and maxperm
  C. minfreemem and maxfreemem
  D. minpgahead and maxpgahead
  E. sb_min and sb_max
  E. sb_min and sb_max