Question:
1) How to check the current version of CA PAN/SQL in the system?
2) What is the latest version available of CA PAN/SQL and is it compatible with zOS 2.4?
3) Is CA PAN/SQL V2.4C compatible with zOS 2.4?
Release : 2.4
Component : CA-Pan/SQL (DB2 Interface)
Here is a link to the compatability Matrix where you can find the information
you require for CA PAN/SQL and Z/OS 2.4
For compatibility information about CA PAN/ee z/OS Compatibility Matrix.