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Linux / Unix: Find Hidden Directories, Files and Folders

I‘m a new Unix user and trying to find the hidden directory called .movies but I do not know where it is on the file system. How do I find a hidden folder or directories under Unix like operating systems?
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Sysadmin because even developers need heroes!!!

Linux: Mount Disk Partition Using LABEL

How do I mount the filesystem (disk partition) using the filesystem label on the ext3/ext4 file system located on USB disk or hard disk under Linux operating systems?
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Linux / UNIX: Smartctl Check Hard Disk Behind 3Ware RAID Card

I‘ve CentOS Linux and FreeBSD based server running using 3Ware (9650SE-2LP) RAID card. I know how to check hard disk behind Adaptec raid controllers, but how do I look at ATA / SATA disks behind 3ware SCSI RAID controllers using smartctl command?
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Linux: Use smartctl To Check Disk Behind Adaptec RAID Controllers

I can use the “smartctl -d ata -a /dev/sdb” command to read hard disk health status directly connected to my system. But, how do I read smartctl command to check SAS or SCSI disk behind Adaptec RAID controller from the shell prompt on Linux operating system?
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CentOS / Redhat: Chroot And Mount Raid Or Actual Hard Disk From Rescue Kernel / CD

Something is wrong with my RHEL networking configuration so I booted using my ISPs remote rescue kernel mode to fix my system. How do I mount and chroot into actual installation to fix the problem? How do I boot from any Live Linux CD and chroot into /dev/sda1 or /dev/md0 to fix the problem or recover the data?
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FreeBSD: Permanently Delete / Remove Files With Shred

I‘m going to upgrade my FreeBSD 7.x server hard disks and going to send back the original 73GB hard disk to my vendor. I wanted to make sure that no one should able to use my personal data from old hard disk, especially files stored in /home/you/projects directory. I know how to use sDelete under MS-Windows to delete a file permanently. How do I permanently erase files under FreeBSD operating systems?
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Gnome Find Drive Serial Number

How do I find out serial number information for my hard disk under Ubuntu Linux Gnome desktop environment?
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Linux Remove All Partitions / Data And Create Empty Disk

How do I remove all partitions, data and create clean empty hard disk under Linux operating systems?
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FreeBSD Move /usr or /var File System To Another Hard Disk

My current /usr file system was full, so I ended up adding a new disk to my FreeBSD server. I’ve created a new partition at /dev/ad6s1 (size is 250G). How do I move my /usr file system over to my huge new disk at /dev/ad6s1?
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UNIX / Linux: Explain The Nine Permissions Bits On Files

Can you completely explain the nine permissions bits on UNIX or Linux files?
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