IT hands-on

<b style="color: #2b00fe;"><i> File flags:</i></b> File flags add an extra layer of permissions and security for files. This concept applies only to files but not to directories. Below is an

<b> The Vinum:</b> Vinum  is a logical volume manager that addresses physical disks shortcomings (Size, reliability, performance,...). Vinum volumes (logical dis

<b><i></i></b> <b><i> Device Naming:</i></b> <b><i></i></b> The <b> /dev </b> directory holds all the static device nodes. Device nodes represent the hardware connected to the system. Programs access the har

<b><i> File permission:</i></b> A file has different attributes that dictates who can can modify or execute it. Users belonging to a group will have the same access ri

<b><i> The boot process:</i></b><i></i> <i> </i><b><i> The Bootloader:</i></b> The bootloader is a small program (starts after the hardware check) that lets you choose when and how to launch the op

<b><i> Disk labels and why do we use them:</i></b> FreeBSD gives names to drives as it discovers them at boot time. In this first diagram, we can see that after John a

<b><i> Datasets:</i></b> A dataset refers to any form of ZFS filesystem data : filesystems, volumes... Datasets have a name in the ZFS namespace that looks like this: P

<b style="color: #2b00fe;"><i> User rights and group rights:</i></b><b style="font-style: italic; text-decoration-line: underline;"> r :</b>  read rights.<b style="font-style: italic; text-decoration-line: underline;"> w :</b>  write rights.<b style="font-style: italic; text-decoration-line: underline;"> x :</b>  execute rights. <b><i> </i></b> <b style="color: #2b00fe; font-style: italic; text-decoration-line: underline;"><i> Primary groups (Login groups):</i></b> <b><i></i></b> When we create a user, we assign a prim