Date post: | 08-Apr-2018 |
Category: |
Documents |
Upload: | jomon-johny |
View: | 218 times |
Download: | 0 times |
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 1/24
6 May 2011 1
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 2/24
Presented by-
Ashish Thakur
Ashish Jaidev
Neha Ganotra
Jomon Johny (G.L.)
2
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 3/24
C ontents
� A Brief intro � Operating System Overview � Where an O.S. Lives? � What an operating system does? �
Different Versions � Solaris � Linux � Windows XP � Difference b/w Windows & XP � Windows Server 2003
� Difference b/w XP & 2003� Difference b/w XP & Vista � Why did vista fail? � Improvements in windows 7 � Selecting the right O.S.
3
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 4/24
O.S. :- A Brief Intro
6 May 2011 4
Users
Syste Soft are Application
rogra s
Operating Syste
C o puter Hard are
Applications cannot run on their own
Rely on operating system software Operating system provides
the interface between the
hardware and the user software
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 5/24
6 May 2011 5
WHAT IS AN OPERATING SYSTEM?
An interf ace between user s and hardware - an environment "ar chitecture´
Allows convenient usage; hides the tedious stuff
Allows eff icient usage; par allel activity, avoids wasted cycles
Provides information protection
Gives each user a slice of the resour ces
Acts as a control progr am.
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 6/24
Where the Operating System Lives
6 May 2011
´Modern computers store part of their operating system in ROM forstartup
´
The remaining system(or kernel) is loaded into RAM memory as the system starts (aprocess known as booting)
´ Once up and running, the OSworks mostly behind the scenes,managing computer operations
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 7/24
What the Operating System Does
1. Communicates with peripheralsSending and receiving info to/f rom screens,
printers, hard drives, optical drives, etc.
7
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 8/24
What the Operating System Does
2. Coordinates concurrent processingMultitasking between applications
8
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 9/24
What the Operating System Does
3. Manages memoryAllocating memory to applications
9
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 10/24
What the Operating System Does
4. Monitors resources and provides securityPrivacy and security of user data
10
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 11/24
What the Operating System Does
5. Manages programs and dataFile system management
11
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 12/24
What the Operating System Does
6. Coordinates network communicationsCommunication between computers
12
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 13/24
13
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 14/24
� Solaris is a UNIX based operating system
made by Sun Computers that runs on Sun
SPARC and Intel/Cyrix/AMD Pentium.
14
64 processors64 BITSSOLARIS
10
Maximum
Processors
Number of BITSLATEST
VERSION
workstations (for
those with UNIX
familiarity)
medium to large scale servers; corporate databases;
supercomputers
propriet
ary
UNIX�
Desktop/WorkstationServer/MainframeKind..
SOLARIS
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 15/24
Linux
� Linux was created by Linus Torvalds
� Free for anyone to use or improve(i.e. open source sof tware)
� Free, reliable alternative to Unix, Windows. Runs on many Platforms.Open-source.
� LINUX is a f ree version of UNIX that runs on Intel/Cyrix/AMDPentium, Intel 80x86, Motorola/IBM PowerPC, Motorola 680x0, SunSPARC, SGI MIPS, DEC Alpha, HP PA-RISC, DEC VAX, ARM, API 1000+,and CL-PS7110.
2)
15
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 16/24
6 May 2011 16
Windows XP Prof essionalWindows XP Prof essional
yy Windows XPWindows XP is a server, workstation, and desktop operating systemsis a server, workstation, and desktop operating systems
made byMicrosof t that run on the Intel/Cyrix/AMD Pentiummade byMicrosof t that run on the Intel/Cyrix/AMD Pentium
2 (Professional), 4 (Server), 8 (Server Advanced) processors32XP sp3
maximum processorsNo. of Bitscurrent
version
low quality workstations
desktop
low quality servers proprietary
custom
desktop/workstationserver/mainframekind
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 17/24
Windows
� Built by Microsof t
� Commercial
� Is a wide-spread O.S. and
simple user-interf ace
� Very costly operating system
� Because it is common, it is
less secure
´ path _C:\Documents and
Settings\Jody\Desktop\
Linux
� Created by Linus Torvalds
� Non-Commercial
� Mostly used in business f irms
and complex
� Open-source sof tware
� More secure
´ path _ /home/jryall/Desktop/
6 May 2011 17
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 18/24
6 May 2011 18
y Feature Highlights
y File System / Storage
y Volume Shadow Copy
y Manageabilityy Distributed File System
Features Missing ± 32-bit Univer sal Plug and Play (UPnP)
NetBEUI
Network Interf ace Cards ± MSKB 317594
Modems ± MSKB 320892
Visual Basic 5.0 Runtime ± MSKB 327063
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 19/24
6 May 2011 19
Windows XP Windows Server 2003
C lient operating system
cannot install active
directory C annot centralize XP
Supports smaller
network
Network Operating System
we can install active
directory We can centralize 2003
edition
We can manage large network
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 20/24
6 May 2011 20
Windows Vista Windows XP
Easier to install in comparison Hardware and Software support
range is less
Has a quick start-up
Much more secure More synchronized explorer (AERO
user- interface)
Greater support for wi-fi
connectivity and gaming
Much more lengthier task Supports much more wider range
(hardware & software)
Not as quick
Less secure Explorer not as user-friendly
Less support
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 21/24
6 May 2011 21
Why Did Windows Vista Fail?
Over Promised Under Delivered Bad Marketing
Too Many Ver sion Rushed To Market
Over pr iced Competition from Apple
Slow ± 50,000,000 lines of code Required more powerf ul hardware
Dr iver problems Expensive vendor certif ication
User Access Control (
U AC)
Upgr ades from 98 and XP f ailed
³Bootleg´ XP Readily Available Designed by committee
Cor por ate IT Wasn¶t Ready Over -reacted to secur ity issues
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 22/24
6 May 2011 22
What·s Improved In Windows 7?
Looks Pretty Runs Faster
Requires less hardware resour ces Smaller footpr int
Loads and shuts down much f aster Improved sear ch capabilities
New task bar Easier f ile shar ing
Beautif ul wallpaper Multi-touch capability
Virtual folder s Easier to view r unning progr ams
Non-essential progr ams eliminated Still too many ver sions
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 23/24
Selecting the Right O.S.
� Addresses our C urrent Needs
� Inter-Operability � Support for Different Hardware Platforms
� Maintainability
� Non-Propriety
� POSIX- C ompatibility
23
Usage Share of Operating Systems
8/6/2019 Specimen Hardcore
http://slidepdf.com/reader/full/specimen-hardcore 24/24
6 May 2011 24
Questions?