sca_sles15 Exam Dumps : SUSE Certified Administrator in Enterprise Linux 15

The statement that is true regarding VFS is that VFS is an abstraction layer in the kernel that provides the same interface to applications and users regardless of which file system format is used. VFS stands for Virtual File System or Virtual File System Switch. It allows different types of file systems (such as ext4, xfs, nfs, etc.) to be accessed through a common set of system calls and functions. VFS also provides caching and buffering mechanisms to improveperformance and reliability. References:

The file that provides local name resolution is /etc/hosts. This file contains mappings of hostnames to IP addresses for hosts on the local network or hosts that are frequently accessed. The system will consult this file before querying DNS servers when resolving hostnames. This can improve performance and security, as well as provide fallback in case DNS servers are unavailable. References:

The term “action” means an action that defines where a log message ends up such as in a regular file or database table when referring to system logging in SUSE Linux Enterprise. An action is part of a rule that specifies how to process a log message based on its properties. An action can be one of the following types: file, pipe, shell, template, discard, stop, call, omusrmsg, ommysql, ompgsql, etc. References: