Free IBM S2000-025 Practice Test & Real Exam Questions

Exam Code/Number: S2000-025
Exam Name/Title: IBM AIX v7.3 Administrator Specialty
Certification Provider: IBM
Corresponding Certification: IBM Security Systems

Exam Questions: 144
Updated On: Oct 08, 2026

Question #11

An administrator notices a process in the process list with only the numbers 123 and no user name. What explains why the process has numbers in the UID column in ps -ef output?

A. It is a kernel process

B. The user that started the process was removed from the system

C. The UID column in the output shows only numerical User IDs

D. Zombie processes have no real space or owners, so random UID column numbers occur

Discussion 0

Correct Answer: B Vote an answer

Question #12

A SAN administrator cloned a LUN device (hdisk) connected to an AIX system. In order to avoid misleading configurations in ODM, what is the correct action to be performed on the cloned hdisk?

A. Clear the PVID on the physical volume.

B. Remove the PVID from the ODM.

C. Change the UUID on the underlying hdisk.

D. Remove the hdisk definition and rerun cfgmgr.

Discussion 0

Correct Answer: A Vote an answer

Question #13

What is the primary function of the Virtual Memory Manager (VMM) in AIX?

A. To manage network bandwidth

B. To optimize CPU usage

C. To manage the system's swap space

D. To allocate physical memory to processes

Discussion 0

Correct Answer: D Vote an answer

Question #14

A system administrator needs to change the default name resolution order, to first search the
/etc/hosts file and then the DNS servers.
Which option should be present in which file?

A. options = local, bind in the /etc/resolv.conf file

B. hosts = file, bind in the /etc/hosts file

C. NSORDER = local, bind in the /etc/nslookup.conf file

D. hosts = local, bind in the /etc/netsvc.conf file

Discussion 0

Correct Answer: D Vote an answer

Question #15

What is the correct sequence of actions when applying a technology level (TL) update in AIX?

A. Backup, commit, apply

B. Commit, apply, backup

C. Backup, apply, commit

D. Apply, backup, commit

Discussion 0

Correct Answer: C Vote an answer

Question #16

What are the consequences of excessive paging in AIX? (Choose two)

A. Network congestion

B. Increased CPU utilization

C. Decreased disk I/O

D. System slowdown

Discussion 0

Correct Answer: B,D Vote an answer

Question #17

Which file should be checked first when a user is unable to log in to an AIX system?

A. /var/adm/wtmp

B. /etc/password

C. /etc/security/lastlog

D. /etc/security/user

Discussion 0

Correct Answer: D Vote an answer

Question #18

Which statements accurately describe CPU types in AIX? (Choose two)

A. Physical CPUs can be added dynamically to a running system without a reboot.

B. Virtual CPUs are the only type that can be directly monitored by standard AIX commands.

C. Logical CPUs increase with the enabling of hyper-threading technology.

D. A virtual CPU is assigned to a logical partition and represents a share of a physical CPU.

Discussion 0

Correct Answer: C,D Vote an answer

Question #19

How can you permanently set a user's environment variable in AIX?

A. Use the export command without adding it to any file

B. Modify the /etc/environment file

C. Add the variable in the user's .profile file

D. Use the setenv command

Discussion 0

Correct Answer: C Vote an answer

Question #20

If an AIX system fails to boot and displays an LED error code, what immediate step should be taken to identify and resolve the issue?

A. Run the fsck command from maintenance mode

B. Attempt to boot from an alternate disk

C. Reboot the system to clear the error

D. Consult the AIX documentation for the LED code

Discussion 0

Correct Answer: D Vote an answer

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