FILESYSTEM INTERVIEW QUESTIONS
AND ANSWERS
PAGE - 1
1..What
you mean by linux filesystem?
The file system is divided into many parts;
the filesystem with /bin , /lib ,
/etc , /dev , and a few others; a /usr file
system with programs and unchanging data; /var filesystem with changing data ;
and a /home for everyone's personal files. Depending on the hardware
configuration and the decisions of the system administrator, the division can
be different; it can even be all in one filesystem.
2..What are the different linux file systems?
Ext4
Ext3
Vfat
3..Compare
ext4, ext3?
Ext4
Ext4 stands for fourth extended file system.
Starting from Linux Kernel 2.6.19 ext4 was available.
Supports huge individual file size and overall file system size.
Maximum individual file size can be from 16 GB to 16 TB
Ext3
Ext3 stands for third extended file system.
Starting from Linux Kernel 2.4.15 ext3 was available.
The main benefit of ext3 is that it allows journaling.
Maximum individual file size can be from 16 GB to 2 TB
4..How
we can convert ext3 to ext4 filesystem?
tune2fs -O extents,uninit_bg,dir_index /dev/dev-name
5..How
to identified the files accessed within 25
days?
#
find / -type f
-atime -25 >
file_name.files
6..How
to make the permanent changes in the proc
directory?
sysctl –p
7..How
to find out which file system running on your linux server currently?
df
8..What
is the file system for CD-ROM?
Isofs
9..During the boot
time which file system
automatically mounted ?
/etc/fstab
10..During
the mount time which command used mount file system read to only?
mount –r
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