Table of Contents PC DOS 7 Comparison ------------------------ 1 Data Compression 2 Backup 3 Data Recovery 4 Memory Management 5 Memory Utilization 6 AntiVirus Detection 7 Text Editor 8 File Transfer 9 Online Help and Documentation System 10 Advanced Power Management 11 PCMCIA Support 12 Additional Utilities - REXX Language - Pen Support - Docking Support - Scheduler - Dynamic Device Driver 13 Other Features PC DOS PC DOS MS-DOS 7.0 6.3 6.22 ******************************************************************************************* 1) Data Compression ******************************************************************************************* Compression technology Stacker 4.0 SuperStor DrvSpace Creates compressed drives up to 2GB of capacity X Breaks the 2:1 compression barrier (on avg. user data) X Access compression utilities from a Windows user interface X Dynamically adjust the free space based on actual data compressibility X Selectable options to tune compression for maximum speed/space X Use compressed diskettes on other DOS PC's, with or without compression X X Upgrade Double or DriveSpace,SuperStor, and Stacker compressed drives X Assign password protection to compressed files X X ******************************************************************************************* 2) Backup ******************************************************************************************* Supports backing up to a wide array of tape drives X X Includes file viewers for many DOS applications X X Access backup from a full-screen DOS or Windows user interface X X X Schedule backups for execution when the user is not present X X Backup to floppy diskettes using high-speed floppy technology X X Compress data while backing up X X X ******************************************************************************************* 3) Data Recovery ******************************************************************************************* Includes full-screen DOS user interface X X Includes file viewers for many DOS applications X X Recover files that resided in deleted directories (from a DOS session) X X Advanced undelete method to recover data from destroyed files X X Recover files protected by DOS, Tracker or Sentry protection schemes X X X Recover files protected by Novell's NetWare/DelWatch protection schemes X X ******************************************************************************************* 4) Memory Management ******************************************************************************************* EMM386 and HIMEM let device drivers and TSRs use upper memory X X X Optimizer automatically arranges device drivers in upper memory X X X Optimizer monitors the system and optimizes with out user intervention X X Optimizer supports DOS's multi-configuration environment X X Optimizer works with memory managers other then EMM386 X X Advanced upper memory usage editor X X Loads system tables into the upper memory area (DOSDATA=UMB) X Optimizer loads FILES, BUFFERS, STACKS, and DRIVES high X Move extended BIO data area into upper memory (movexbdahigh) X ******************************************************************************************* 5) Memory Utilization ******************************************************************************************* Minimum memory used below 1MB for the compression driver 17K 43K 36K Total memory footprint of the AntiVirus shield < 6K < 6K < 44K Memory saved on various other DOS components 1-25K N/A N/A ******************************************************************************************* 6) AntiVirus Detection ******************************************************************************************* Automatically checks disks for boot sector viruses X X X Access AntiVirus from a full-screen DOS and Windows user interface X X X Positive verification before anti virus attempts to disinfect X X Alert messages can be tailored to prompt users of action to perform X X Advanced fuzzy scanning technology used to find virus mutations X X Descriptive virus information database which includes virus symptoms X X Number of known viruses that can be detected > 2100 2000 800 Schedule for the automatic scanning of viruses X X Option to prevent users from disinfecting X X Scans boot manager boot record for viruses X X ******************************************************************************************* 7) Text Editor ******************************************************************************************* Navigate the editor with pull-down menus and/or mouse X X Edit and view multiple files simultaneously X X Draw lines or boxes using the basic set of ASCII characters X X Sort, add or multiply data within a marked area X X Extended functions (sort,add,paragraph re-flow,set margins,set tabs) X X Undo previously deleted text X Provides syntax expansion for the C and REXX programing languages X ******************************************************************************************* 8) File Transfer ******************************************************************************************* File synchronize utility that keeps files on two PC's the same X Easy-to-use full-screen DOS user interface with pull-down menu support X Transfer files between two PCs using the parallel or serial port X X X ******************************************************************************************* 9) Online help and documentation System ******************************************************************************************* Online reference for DOS commands, utilities and syntax use X X Full-screen online help with pull down menus and mouse support X X Multi-pane viewer displays the table of contents along with the item X Viewer can view other online books using the IPF standard X Hypertext links connect related topics and show examples of use X X ******************************************************************************************* 10) Advanced Power Management ******************************************************************************************* POWER.EXE driver to conserve energy from APM-supported PCs X X X APM version 1.0 and 1.1 BIOs support X ******************************************************************************************* 11) PCMCIA Support ******************************************************************************************* PCMCIA level 2.1 X Access PCMCIA support from a full-screen DOS or Windows interface X X Install aware of environments using DOS's multi-configuration support X Configurable .INI file to store PCMCIA card information X Auto-configure standard fax and modem cards X Enhanced usability (easy to install and configure) X ******************************************************************************************* 12) Additional Utilities ******************************************************************************************* REXX for DOS X PEN Support X X DOCKING Support X SCHEDULER, schedules events for unattended use X X DYNALOAD, loads selected drivers from the C: prompt X ******************************************************************************************* 13) Other Features ******************************************************************************************* Support for CD-ROM drives X X X Command line calculator (ACALC) X DOS full-screen interface/task switcher (DOSSHELL) X X 1 Install aware of environments using DOS's multi-configuration support X X Defrag program that organizes fragmented files into contiguous files X X X Configuration Installation Distribution (CID) client available X X Comprehensive written and online documentation X X Drive locking lets you lock diskette, PCMCIA, and CD drives X X Browse files safely with out being able to edit them X X Quick Basic programming language X Scan disk utility X ** IBM is a registered trademark of International Business Machines, all other products are trademarks of their respective companies. At the tim of publication of this document, the information was correct to the best of IBM's knowledge. 1- available separately