8/30/2023 0 Comments Install p7zip![]() ![]() NOTE: PKZIP/PKUNZIP help screens can be accessed by typing 'PKZIP/?' or 'PKUNZIP/?' at the command prompt. The PKZIP/PKUNZIP examples that follow present a few of the common ways to use these programs. You can use the Recovery files to either restore all of your original software or to restore individual directories and files. ![]() These machines include a Recovery directory that contains a compressed image of the software pre-loaded onto the PS/1 and Aptiva personal computers. Another example of how zipped files are used can be found in the IBM PS/1 and early Aptiva models. Most files available for download from bulletin boards and other online services are zipped (compressed) to save space and to reduce download time. Restore pre-loaded, original PS/1 - Aptiva software. Transport data from one machine to another.ĥ. Copy files that are larger than a single diskette (spans multiple diskettes).ģ. ![]() Archive data not required to be online.Ģ. Several examples of how you can use zipped files include:ġ. Zipped files typically have a file extension of. The PKUNZIP program will unzip files compressed by PKZIP. "Unzipping" a file refers to uncompressing a zipped file. Zipping a file refers to a specific method/program used to compress a file. Other programs compress your directories and files by using the command line interface in DOS to "zip" the data to your hard drive or diskette. ![]() Operating system data compression programs like IBM PC DOS 7's Stacker 4.0 and MS-DOS 6.22's DriveSpace store data in a compressed format on your hard drive or a diskette and then uncompress the data as it is read into memory. Data compression is a method used to increase your disk storage capacity. The PKZIP/PKUNZIP programs compress and uncompress your program and data files. This article discusses how to use the PKZIP and PKUNZIP shareware programs by PKWARE, Inc. ![]()
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