wats the diff. between HDD in FTS and FAT32

Discussion in 'PC hardware help' started by endz, Sep 16, 2005.

  1. endz

    endz Regular member

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    Hi

    Im trying 2 become a computer engineer and programmer but, I just forgot wats the diffrence between FTS and FAT32 (<-i think thats write) and could you tell me what they also are. Thanks
     
  2. ddp

    ddp Moderator Staff Member

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    ntfs meaning

    NTFS Guide, Meaning , Facts, Information and Description
    NTFS or New Technology File System is the standard file system of Microsoft Windows NT and its descendants Windows 2000, Windows XP and Windows Server 2003.
    NTFS replaced Microsoft's previous FAT filesystem, used in MS-DOS and early version of Windows. NTFS has several improvements over FAT such as improved support for metadata and the use of advanced data structures in order to improve performance, reliability and disk space utilization plus additional extensions such as security access control lists and file system journaling.

    NTFS has three versions: v1.2 found in NT 3.51 and NT 4, v3.0 found in Windows 2000 and v3.1 found in Windows XP and Windows Server 2003. These versions are sometimes referred to as v4.0, v5.0 and v5.1, after the version of Windows they ship with. Newer versions added extra features: Windows 2000 introduced quotas. Windows version 95, 98, 98SE and ME, cannot natively read NTFS filesystems, although utilities do exist for this purpose.

    For historical reasons, the versions of Windows that do not support NTFS all keep time internally as local zone time, and therefore so do all file systems other than NTFS that are supported by current versions of Windows. However, windows NT and its descendants keep internal timestamps as GMT/UTC and make the appropriate conversions for display purposes. Therefore, NTFS timestamps are in GMT/UTC. This means that when files are copied or moved between NTFS and non-NTFS partitions, the OS needs to convert timestamps on the fly. But if some files are moved when summer or "daylight" local time is in effect, and other files are moved when winter or "standard" local time is in effect, there can be some ambiguities in the conversions. As a result, especially shortly after one of the days on which local zone time changes, users may observe that some files have timestamps that are incorrect by one hour.

    In NTFS, everything that has anything to do with a file (file name, creation date, access permissions and even contents) is written down as metadata. This elegant, albeit abstract approach allowed easy addition of filesystem features during the course of Windows NT's development - an interesting example is the addition of fields for indexing used by the Active Directory software. File Names are stored in Unicode(UTF-16).

    Internally, NTFS uses binary trees in order to store the file system data; although complex to implement, this allows fast access times and decreases fragmentation. A file system journal is used in order to guarantee the integrity of the file system itself (but not of each individual file). Systems using NTFS are known to have improved reliability, a particularly important requirement considering the unstable nature of the older versions of Windows NT.

    Details on the implementation's internals are closed, so third-party vendors have a difficult time providing tools to handle NTFS. Currently, the Linux kernel includes a module which makes it possible to read NTFS partitions; however the general complexity of the filesystem and inadequate developer resources, both in time and persons, have delayed the addition of full write support. As a workaround, a project called Captive NTFS allows access to the NTFS by providing the operating system with an interface to the ntfs.sys driver which already exists on most NTFS partitions (and on all Windows NT installations). Though this provides slow read/write support, a few people have reported data loss.

    Microsoft currently provides a tool to convert the FAT32 format to NTFS but not the other way around. PartitionMagic [1] by PowerQuest and the open source NTFSResize utility are both capable of resizing NTFS partitions.

    fat32 meaning

    FAT32 32 bit File Allocation Table (Microsoft)
     
  3. Xian

    Xian Regular member

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    The main differences are that NTFS allows larger file sizes and partition sizes and more granular levels of file permissions.
    FAT32 can only have a 4 gig maximum file size so an ISO of a DVD has to be split into multiple parts.
    Windows XP can only format a 32 gig partion in FAT 32 where an NTFS partition can be measureed in terabytes.
    Permissions can be set at the file level instead of the share level on NTFS as well. For example I could permit only my account to access a particular folder on my pc where if my kids logged on they would not have access to it.
     
  4. ddp

    ddp Moderator Staff Member

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    whereas win9x can format past 32gig
     
  5. endz

    endz Regular member

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    Thanks alot for both of your info your very helpfull, but you guys talked about the diffrences of ntfs and fat, actually wat are they? hardrive formats? Also could you tell me how you would identify wat your computer is, NTFS or FAT32, wat is the file system? + one last thing as xian said how would you stop someone else using the same computer, from accessing a file? Thanks you guys once again
     
  6. Xian

    Xian Regular member

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    It's just different hard drive formats. Linux uses it's own as well as other OSes. NTFS is the newer one with more features.
    You can tell which you have by going to my computer, right clicking on the drive, and select properties.
    In order to set permissions everyone that logs on to your computer has to have a user account. All you do is right click on the file or folder and select properties, select the security tab and you can permit or deny based on user account.
     
  7. endz

    endz Regular member

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    Thanks alot. Also a big thanks to ddp, And everyone else. :)
     
  8. ddp

    ddp Moderator Staff Member

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    no problem, teach & learn
     

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