Computers use operating system to build and run programs.
Operating system software not only runs on laptop computers but also on network
routers, cell phones and other embedded devices.
Types
of operating system
The operating systems used on computers are
· Microsoft
Windows
· Linux
· Mac OS
X
Some other types of operating system used for various types
of equipment are
· Google
Android and Symbian- for cell phones
· DEC VMS
(Virtual Memory System)- for mainframe computers
· Solaris,
DG-UX, HP-UX and other types of Unix- for server computers
Network
Operating system
A modern operating system has built in software to simplify
networking of a computer. In Operating system software, there is an
implementation of TCP/IP protocol stack and utility programs like traceroute
and ping. This consists of necessary device drivers and other software to
automatically enable a device Ethernet interface. Mobile devices provide the
programs to enable Wi-Fi, Bluetooth and other wireless connectivity.
Early versions of Microsoft Windows don’t offer any computer
networking support. Microsoft has added basic networking properties into its
operating system like Windows 95 and Windows for Workgroups. Microsoft also
comes with internet connection sharing feature in Windows98 Second edition.
In comparison to UNIX, which was designed with more emphasis
on networking. Any consumer operating system today can be categorized as a
network operating system due to the growing popularity of internet.
Embedded
Operating systems
Embedded system supports no or
limited configuration of its software. For e.g. embedded systems like routers
typically consist of a pre-configured Web server, DHCP server and some of the
utilities but do not allow the installation of new programs. Some of the
examples of embedded operating system for routers include
·
Cisco IOS (Internetwork operating system)
·
Juniper Junos
·
DD-WRT
You
can find embedded operating system inside the consumer gadgets like phones
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