IBM C4040-221 Online Practice Questions and Exam Preparation

IBM C4040-221 Online Questions & Answers

• Question 221:

  A failed disk has been replaced. The administrator wants to purge the references to the failure from the AIX error. The errors reported had an SRN of 16F35C72. How can the old errors be removed from the error log?

  A. errpt-d-j 16F35C72
  B. errclear-j 16F35C72
  C. errlogger-r-j 16F35C72
  D. errmsg-d-j 16F35C72
  B. errclear-j 16F35C72

• Question 222:

  Which action will temporarily disable remote login access using telnet and ssh for all non-root accounts?

  A. Update /etc/security/passwd and recycle the inetd subsystem.
  B. Stop the sshd subsystem.
  C. Create a/etc/nologin file.
  D. Set the PermitLogins parameter in /etc/ssh/sshd_config and recycle the sshd daemon.
  E. Touch the /etc/sshd/nologin file and recycle the sshd daemon.
  C. Create a/etc/nologin file.

• Question 223:

  Why would an administrator need to change the type of a volume group (VG) to Scalable?

  A. An application requires physical partition sizes larger than 512MB.
  B. More than 128 physical volumes need to be added to the volume group.
  C. Performance requirements dictate using per VG pbuf pools.
  D. More than one log logical volume is needed in the VG.
  B. More than 128 physical volumes need to be added to the volume group.

• Question 224:

  Given the following crontab entry, when will the job run? 30 5 * 9 * /usr/local/bin/maintenance

  A. Every day in September at 05.30
  B. Every day at 05.00 and 09.00 for 30 days
  C. Every 30 minutes for the first 5 days in September
  D. Only on the 30th of May in 9 minute intervals
  A. Every day in September at 05.30

• Question 225:

  An LPAR has 32 CPUs, and is reporting hundreds of page-ins and page-outs per seconD. At what level of paging should the administrator become concerned?

  A. Above the size of the paging space size in 4KB pages
  B. Above 50 pages per second
  C. Above 10 pages per CPU per second
  D. Above 10 pages per GB of allocated memory per second
  E. Above the number of paging space disks
  C. Above 10 pages per CPU per second

• Question 226:

  An LPAR is configured with strict logical volume mirroring across two disks for resilience. The administrator would like to ensure if one disk fails the volume group stays online. Which command will ensure that the datavg volume group stays online?

  A. varyonvg -n datavg
  B. mirrorvg-Q-c 2 datavg
  C. mklvcopy -e m -s y (each logical volume name) 2
  D. chvg -Qn datavg
  D. chvg -Qn datavg

• Question 227:

  An administrator needs to list/query the security attributes for the WPAR syswpar1. Which command will do this?

  A. Issecattr-W syswpar1
  B. Issecconf-w syswpar1
  C. Isattr-s syswpar1
  D. Iswpar-S syswpar1
  D. Iswpar-S syswpar1

• Question 228:

  What must be done to change the default AIX login screen, which is displayed before the login prompt, when a system is accessed using telnet?

  A. Add the desired text to the /etc/motd file.
  B. Edit the herald field in the /etc/security/login.cfg file.
  C. Update the MESG environment variable in /etc/environment.
  D. Add the LC_FASTMSG environment variable to /etc/profile.
  B. Edit the herald field in the /etc/security/login.cfg file.

• Question 229:

  In the following graphic, the administrator created an additional paging space using smit mkps. The paging space is not active. What is necessary to start using the new paging space?

  

  A. Use swapon to activate the new paging space.
  B. Reboot the server to activate the new paging space.
  C. Vary on the pgvg volume group prior to creating the new paging space.
  D. Use chps with the -a y flag to activate the new paging space for immediate use.
  A. Use swapon to activate the new paging space.