IBM Updated S1000-007 Exam Questions and Answers by harun

To upgrade from one release of AIX to another (such as from AIX 7.1 to AIX 7.2), the recommended method is a Migration Install. This method allows the administrator to upgrade the operating system while preserving existing data and settings. It updates the existing AIX installation to the new version, ensuring compatibility and continuity of system configurations and installed applications. The other methods, such as Preservation Install, New and Complete Overwrite Install, and Update Install, are either not suitable for upgrading to a new release or would result in data loss or incomplete updates.References:= IBM AIX Documentation

The two connection methods supported for a NIM master to initiate operations on a NIM client arenimshandrsh. Thenimsh(NIM shell) is a secure and efficient method, whilersh(remote shell) is an older, less secure method. Both are used for remote command execution and communication between the NIM master and clients.References:= IBM AIX NIM Documentation

In the/etc/filesystemsfile, theautoattribute can be set tonoto prevent the automatic mounting of NFS filesystems during system startup. This ensures that the system does not attempt to mount NFS filesystems, thereby avoiding potential hangs during network outages.References:= IBM AIX Documentation

Based on the output provided, the problem is that the/etc/netsvc.conffile has the wrong permissions. The/etc/netsvc.conffile is used to specify the order in which different name resolution services are used. If this file has incorrect permissions, non-root user processes may not be able to access it, leading to name resolution issues.References:= IBM AIX Documentation