File management is handled by the software named "Finder" in OSX.
There are many free internet utilities to perform different functions. The most popular security utilities for browsing the internet are AVG and Avast. The most popular internet and system utilities from NirSoft are DomainHostingView and IPInfoOffline.
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Some names of important system utilities include UXTheme Patcher, Window's file protection switcher, Replacer, Unlocker, Glass 2k, Vista Start Orb, Styler and Log off/ Shut down text remover.
Budget_Proposal_2014
In order to be answered, your question needs to mention the names of the operating systems to which you are referring.
Apple
1pf-ws-201
Windows 2000
Obviously many different PDAs have different names for their operating systems. But generally you would call it an embedded operating system, as it is running on an embedded device.
Names Pipes and unnamed pipes
names of people who contribute in the field of management
DB2, Oracle, SQL Server, My SQL, Informix and Sybase