1. Part of file metadata

   • Time and date of creation
   • Author name
   • Last modified
   • Access permission

2. Difference between block storage and file storage technologies,

   File storage devices can control content

   

3. Available options for volume formatting in Windows platforms,

   • NTFS,
   • FAT16,
   • FAT32

4. Linux command allows a file to be fully controlled by any system user

   chmod 777

5. SAN vs NAS differences,

   • SAN uses Fibre Channel protocol
   • NAS supports RAID, uses NFS (Network File System) or SMB, supports disk aggregation
   • Both SAN and NAS create volumes

   • 

6. Fact about Mount protocol,

   allows a client to attach a remote directory tree to a local file system

7. SMB (Server Message Block) architecture, POSIX (Portable Operating System Interface) is not part of this architecture.

8. The most commonly used access protocol for cloud file-hosting services, HTTP

9. The file access protocol used to store VM files from VMware ESXi, NFS

Linux command chmod

• read : 4
• write : 2
• execute : 1

// restricting access to a file
$chmod u=rwx,g=rx,o=r sample.txt

//granting full access to a file
$chmod 777 sample.txt

//restricting again
$chmod 755 sample.txt