Learn with IBM : A4040-221 training material for 100% pass
Updated: Jul 26, 2026
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IBM A4040-221 Exam Overview:
| Certification Vendor: | IBM |
| Exam Name: | IBM Assessment: AIX 7 Administration |
| Exam Number: | A4040-221 |
| Exam Format: | Multiple choice, Multiple response |
| Exam Duration: | 75-90 |
| Related Certifications: | IBM Certified System Administrator - AIX 7 IBM Certified Advanced System Administrator - AIX |
| Certificate Validity Period: | 3 years |
| Exam Price: | USD 200-250 |
| Available Languages: | English |
| Recommended Training: | IBM AIX System Administration Training IBM Redbooks - AIX Documentation |
| Exam Registration: | Pearson VUE IBM Exams IBM Certification Portal |
| Sample Questions: | IBM A4040-221 Sample Questions |
| Exam Way: | Online proctored or authorized testing center (Pearson VUE) |
| Pre Condition: | Recommended experience with UNIX/Linux systems and basic AIX administration knowledge |
| Official Syllabus URL: | https://www.ibm.com/certification/ |
IBM A4040-221 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: System Maintenance and Troubleshooting | - Backup, recovery, and problem determination - Performance monitoring and tuning |
| Topic 2: Installation and Configuration | - System configuration and device management - AIX installation methods and maintenance levels |
| Topic 3: System Administration Fundamentals | - AIX system architecture and concepts - User and group administration |
| Topic 4: Storage Management | - File systems and disk management - Logical Volume Manager (LVM) |
| Topic 5: Networking and Security | - Security administration and permissions - TCP/IP configuration and troubleshooting |
IBM Assessment: AIX 7 Administration Sample Questions:
1. What action will prevent the nfsd subsystem from activating at boot time?
A) Update /etc/inetd.conf to remove the call to startsrc for the NFS subsystem group.
B) Amend the permissions of/etc/rc.tcpip file to remove execution rights.
C) Change the Action attribute from 'wait' to 'once' for the rcnfs line within the /etc/inittab.
D) Remove the /etc/exports file.
2. Based on the following output, what must be done if loglv1 name is changed to db2loglv?
A) Run the chlv command to update dblv01 logging logical volume to db2loglv.
B) Run the chfs command to update /exportfs/db01 logging logical volume to db2loglv.
C) Run the chvg command to update volume group default logging logical volume to db2loglv.
D) Run the logform command to update the log format of db2loglv.
3. During a recent network outage, the failover to the secondary DNS server was taking too long. The administrator found the RES_RETRY and RES_TIMEOUT values needed to be updated. Where are these values updated?
A) /etc/security/limits
B) /etc/rc.net
C) /etc/inetd.conf
D) /etc/environment
4. Given the NIB configuration shown below, what is the most likely reason that after a link failure for ent0, there was no automatic failover to ent2?
A) ent0and ent2 have different media speeds specified
B) No Internet Address to Ping is specified
C) Automatically Recover to Main Channel is set to yes
D) Alternate Address is not set
5. An administrator plans to migrate an LPAR from one host to another using a mksysb restore. The source system has a mirrored rootvg on two 72GB disks. The destination system has one 72GB disk.
Which of the following would allow the mksysb to be restored successfully on the destination system?
A) Ensure the option 'Shrink Filesystems'and 'Use Maps' are set to no when restoring the mksysb.
B) Update the image.data file for the mksysb lv_source_disk_list, copies and PP values for each LV.
C) Update the image.data file for the mksysb and add the attribute mirror=false under logical_volume_policy stanza.
D) Update the bosinst.data file for the mksysb target_disk_data value for the volume group.
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: B | Question # 5 Answer: B |
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