SUSE Certified Administrator (SCA) in Enterprise Linux sca_sles15 Question # 20 Topic 3 Discussion
sca_sles15 Exam Topic 3 Question 20 Discussion:
Question #: 20
Topic #: 3
Which statement is true regarding VFS?
A.
VFS is a set of ANs designed for BtrFS to provide portability.
B.
VFS is a high-performance journaling file system format used by default by YaST and parted.
C.
VFS is an abstraction layer in the kernel that provides the same interface to applications and the user, regardless of which file system format is used.
D.
VFS is a translation layer to allow applications written for ext2 and ReiserFS to run on ext4 file systems.
E.
VFS is a translation layer to allow applications to run on mobile platforms.
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: https://documentation.suse.com/sles/15-SP3/html/SLES-all/sec-vfs.html
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