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IBM C4040-221

C4040-221

Exam Code: C4040-221

Exam Name: AIX 7 Administration

Updated: May 31, 2026

Q & A: 229 Questions and Answers

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IBM AIX 7 Administration Sample Questions:

1. Prior to performing a firmware upgrade on a POWER7 system managed by an HMC. which
additional component needs to be verified?

A) Inventory Scout ports allowed on HMC firewall.
B) HMC firmware level using the IBM Power code matrix website
C) Available disk space on HMC.
D) Remote Command Execution capability on the HM


2. When preparing to install a System WPAR using NIM, what action must occur before the planned WPAR can be successfully defined as a NIM client?

A) Define the global environment LPAR as a NIM client.
B) Register the planned hostnames to DNS.
C) Create an lpp_source with the WPAR-specific backup files.
D) Install AIX onto the global environment.


3. Which of the following statements istrue about using crontab and atto execute tasks?

A) Both commands preserve the current environment, including the user ID and current working directory
B) Commands scheduled with crontab are executed by at.
C) Both commands can be used to schedule a weekly task to run for a user.
D) User access control for both commands can be managed with .deny filesin\var/adm/cron.


4. Name resolution is not working on a given LPAR. Considering the observed behavior and configuration of/etc/resolv.conf, what is the most likely resolution?

A) Move the search definition to the beginning of the file
B) Remove the domain line.
C) Correct the definition of nameserver1.
D) Verify the syntax in /etc/nelsvc.conf.


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

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


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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