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Some computer programs can be executed by simply copying them into a folder stored on a computer and executing them. Other programs are supplied in a form unsuitable for immediate execution and therefore need an installation procedure. Once installed, the program can be executed again and again, without the need to reinstall before each execution.
Loads a program above the first 64K of memory, and runs the program. The command is available in MS-DOS versions 5 and later. [1] It is included only in MS-DOS/PC DOS. DR-DOS used memmax, which opened or closed lower, upper, and video memory access, to block the lower 64K of memory. [13]
IExpress (IEXPRESS.EXE) can be used for distributing self-contained installation packages (INF-based setup executables) to multiple local or remote Windows computers.It creates a self-extracting executable (.EXE) or a compressed Cabinet file using either the provided front end interface (IExpress Wizard), or a custom Self Extraction Directive (SED) file. [1]
With this option, Format writes bootstrap code to the first sector of the volume (and possibly elsewhere as well). Format always writes a BIOS Parameter Block to the first sector, with or without the /S option. Another option (/Q) allows for what Microsoft calls "Quick Format". With this option the command will not perform steps 2 and 3 above.
Interactive command-line sessions: After launch, a program may provide an operator with an independent means to enter commands. Inter-process communication: Most operating systems support means of inter-process communication (for example, standard streams or named pipes). Command lines from client processes may be redirected to a CLI program by ...
The .ZAP file is more restricted than an .MSI file in that it cannot be rolled back if the application fails to install correctly, cannot use elevated privileges to install itself (i.e. the User needs to have the rights to install the software - usually given by Group Policy) and cannot install on first use, or install a separate feature on first use.
The user picks one to install Windows on, and the user can make new partitions, delete them or load any hardware drivers if necessary. The user is notified if there are potential problems with their install location or if they cannot install on that location. Setup begins to expand Windows files using a WIM image (aka install.wim).
A single, installed, working program (or set of programs) is a product. A product is identified by a unique GUID (the ProductCode property) providing an authoritative identity throughout the world. The GUID, in combination with the version number (ProductVersion property), allows for release management of the product's files and registry keys.