®® Microsoft Windows 7 for Power Users Tutorial 5 Comparing Windows 7 File Systems

XP Objectives Develop an understanding of the concept and use of a file system Review the process for formatting a hard disk Compare details and features of the NTFS and FAT file systems Use Disk Management to view information about disks and partitions Windows 7 for Power Users Tutorial 52

XP Objectives Compress and uncompress folders and files Create and extract compressed folders Encrypt and decrypt folders and files Examine BitLocker Drive Encryption Windows 7 for Power Users Tutorial 53

XP Disk Management Windows 7 for Power Users Tutorial 54

XP The Windows 7 File Systems NTFS (New Technology File System) FAT (File Allocation Table) or FATFS (File Allocation Table File System) Extended FAT file system (exFAT) UDF (Universal Disk Format) CDFS (Compact Disc File System) Live File System Windows 7 for Power Users Tutorial 55

XP Formatting a Hard Disk Windows 7 for Power Users Tutorial 56

XP Formatting a Hard Disk Low-level formatting – creating tracks and sectors on a disk High-level formatting – creating a file system on the disk Windows 7 for Power Users Tutorial 57

XP Understanding the Role of the Master Boot Record Plays an important role in the booting process – Contains information about the partitions Hard Disk Partition Table – Contains Master Boot Code Boot sector or boot record Windows 7 for Power Users Tutorial 58

XP Examining the Native File System of Windows 7 Native file system for Windows 7 – Master File Table (MFT) Master File Table Mirror (MFTMirr) Metadata Media descriptor Transaction log file Self-healing Windows 7 for Power Users Tutorial 59

XP Examining the Native File System of Windows 7 Comparing MFT attributes – Archive – Read-only – Hidden – System – Compress – Encrypt – Not Content Indexed – Directory – Symbolic link Windows 7 for Power Users Tutorial 510

XP Examining the Native File System of Windows 7 Windows 7 for Power Users Tutorial 511

XP Examining the Native File System of Windows 7 Contains additional features not available in the FAT file systems – Folder and File Permissions – GUIDs – Multiple Data Streams – Disk Quotas – Mounted Drives – Hard Links – Sparse Files – Encryption – Compression Windows 7 for Power Users Tutorial 512

XP Understanding the FAT File System Introduced with the first version of DOS Creates the following four tables in the system area of the disk: – Boot record – File Allocation Table #1 (FAT1) – File Allocation Table #2 (FAT2) – Directory table Windows 7 for Power Users Tutorial 513

XP Understanding the FAT File System Cluster Usage in the File Allocation Table Directory Table for Top-Level Folder Windows 7 for Power Users Tutorial 514

XP Understanding the FAT File System Cluster Sizes for FAT16 Volumes Cluster Sizes for FAT32 Volumes Windows 7 for Power Users Tutorial 515

XP Checking the File System of a Drive The volume label is the name assigned to a disk Right-click the drive and then select Properties to view the file system Windows 7 for Power Users Tutorial 516

XP Using the Disk Management Tool Microsoft Management Console (MMC) provides access to administrative tools Windows 7 for Power Users Tutorial 517

XP Using the Disk Management Tool Right-click the Computer icon on the desktop (or Start menu), click Manage, and then click Disk Management under Storage in the Console tree in the left pane of the Computer Management window To more clearly identify the two areas in the Details pane, click View on the menu bar, click Customize, and in the Customize View dialog box, click the Description bar check box to enable this feature, and then click the OK button To view disk information by disk number and CD number, click View on the menu bar, point to Top, and then click Disk List Windows 7 for Power Users Tutorial 518

XP Attributes Windows 7 for Power Users Tutorial 519

XP Compressing and Uncompressing Folders and Files NTFS volumes allow you to compress files, folders, or an entire drive – Decompresses and recompresses files as you work To compress a folder: – Right-click the folder – Click Properties on the shortcut menu – Click the Advanced button – Click the Compress contents to save disk space check box – Click the OK button Windows 7 for Power Users Tutorial 520

XP Compressing and Uncompressing Folders and Files Windows 7 for Power Users Tutorial 521

XP Compressing and Uncompressing Folders and Files Windows 7 for Power Users Tutorial 522

XP Compressing and Uncompressing Folders and Files To uncompress folders and their contents, perform the same steps as you did to compress the folder and its contents, but remove the check mark from the Compress contents to save disk space check box Windows 7 for Power Users Tutorial 523

XP Using Compressed (Zipped) Folders NTFS and FAT volumes support Compressed (zipped) folders – Contains a group of files in a single file – Makes it faster to upload multiple files – Windows 7 uses a custom icon with a zipper To compress a folder: – Right-click the folder, point to Send To, click Compressed (zipped) Folder, and then press the Enter key Windows 7 for Power Users Tutorial 524

XP Using Compressed (Zipped) Folders Windows 7 for Power Users Tutorial 525

XP Encrypting and Decrypting Folders and Files The Encrypting File Service (EFS) encrypts folders and files on hard disks – Encodes the data – Files retain encryption until you decrypt it Be careful when moving files between NTFS and FAT volumes and vice versa To encrypt a folder and its contents: – Display the folder properties – Click the Advanced button – Click the Encrypt contents to secure data check box – Click the OK button Windows 7 for Power Users Tutorial 526

XP Encrypting and Decrypting Folders and Files Windows 7 for Power Users Tutorial 527

XP Encrypting and Decrypting Folders and Files An encryption key is used to encrypt and decrypt files A certificate authority confirms your identity and contains information used to protect data or to establish secure network connections – Certificate Windows 7 for Power Users Tutorial 528

XP Encrypting and Decrypting Folders and Files BitLocker Drive Encryption can encrypt the boot volume – Available in Windows 7 Enterprise and Windows 7 Ultimate – Uses a Trusted Platform Module (TPM) microchip on the motherboard Windows 7 for Power Users Tutorial 529