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PRESENTATION
ON
TYPES OF OPERATING SYSTEM
PRESENTED TO PRESENTED BY
HEENA MADAN

CONTENTSCONTENTS
? WHAT IS OPERATING SYSTEMWHAT IS OPERATING SYSTEM
? TYPES OF OPERTING SYSTEMTYPES OF OPERTING SYSTEM
? BATCH PROCESSING OPERATING SYSTEMBATCH PROCESSING OPERATING SYSTEM
? DIAGRAMDIAGRAM
? FEATURESFEATURES
? REAL TIME OPERATING SYSTEM.REAL TIME OPERATING SYSTEM.
? TYPES OF REAL TIME OPERATING SYSTEM.TYPES OF REAL TIME OPERATING SYSTEM.
? HARD REAL TIME OPERATING SYSTEM.HARD REAL TIME OPERATING SYSTEM.
? APPLICATIONSAPPLICATIONS
? SOFT REAL TIME OPERATING SYSTEM.SOFT REAL TIME OPERATING SYSTEM.
? APPLICATIONSAPPLICATIONS
? DISTRIBUTED OPERATING SYSTEMDISTRIBUTED OPERATING SYSTEM
? FEATURESFEATURES
? NETWORK OPERATING SYSTEMNETWORK OPERATING SYSTEM
? TIME SHARING OPERATING SYSTEMTIME SHARING OPERATING SYSTEM

OPERATING SYSTEMOPERATING SYSTEM
? OPERATING SYSTEM IS INTERFACEOPERATING SYSTEM IS INTERFACE
BETWEEN USER AND HARDWARE.BETWEEN USER AND HARDWARE.

TYPES OF OPERATINGTYPES OF OPERATING
SYSTEM.SYSTEM.
? BATCH PROCESSING OPERTINGBATCH PROCESSING OPERTING
SYSTEM.SYSTEM.
? TIME SHARING OPERATING SYSTEM.TIME SHARING OPERATING SYSTEM.
? DISTRIBUTED OPERATING SYSTEM.DISTRIBUTED OPERATING SYSTEM.
? NETWORK OPERATING SYSTEM.NETWORK OPERATING SYSTEM.
? REALTIME OPERATING SYSTEM.REALTIME OPERATING SYSTEM.

BATCH PROCESSINGBATCH PROCESSING
OPERTING SYSTEM.OPERTING SYSTEM.
? COMPUTER EXECUTES EACH BATCHCOMPUTER EXECUTES EACH BATCH
SEQUENCE PROCESING ALL JOBS OFSEQUENCE PROCESING ALL JOBS OF
A BATCH CONSIDERING SINGLEA BATCH CONSIDERING SINGLE
PROCESS.PROCESS.
? BATCHES OF SIMILAR JOBS AREBATCHES OF SIMILAR JOBS ARE
PREPARED TO PERFORM EXECUTIONPREPARED TO PERFORM EXECUTION
FASTER.FASTER.

SOME FEATURESSOME FEATURES
? EFFICIECY INCREASED WITHEFFICIECY INCREASED WITH
INTRODUCTION OF MAGNETIC DISC.INTRODUCTION OF MAGNETIC DISC.

REALTIME OPERATINGREALTIME OPERATING
SYSTEMSYSTEM
? IT HAS FIXED TIME CONSTRAINTSIT HAS FIXED TIME CONSTRAINTS
? THE PROCESSING MUST BE DONE INTHE PROCESSING MUST BE DONE IN
SPECIFIED PERIOD OF TIME OR ITSPECIFIED PERIOD OF TIME OR IT
WILL FAILWILL FAIL

TYPES OF REALTIMETYPES OF REALTIME
OPERATING SYSTEM.OPERATING SYSTEM.
? HARD REALTIME OPERATINGHARD REALTIME OPERATING
SYSTEMSYSTEM
? SOFT REALTIME OPERATINGSOFT REALTIME OPERATING
SYSTEMSYSTEM

HARD REALTIMEHARD REALTIME
? THEY GURRANTEES THAT CRITICALTHEY GURRANTEES THAT CRITICAL
TASK BE COMPLICATED ON TIME.TASK BE COMPLICATED ON TIME.

APLLICATIONSAPLLICATIONS
? THEY ARE FREQUENTLY USED INTHEY ARE FREQUENTLY USED IN
N.A.S.A.N.A.S.A.
? SCIENTIFIC AND MEDICALSCIENTIFIC AND MEDICAL
EQUIPMENTS LIKE PACEMAKER.EQUIPMENTS LIKE PACEMAKER.
? AUTOMOBILES ALSO USE THEM.AUTOMOBILES ALSO USE THEM.

SOFT REALTIMESOFT REALTIME
? THE RESTRICTION OF TIME IS NOTTHE RESTRICTION OF TIME IS NOT
SO HARD.SO HARD.
? IT IS ALSO CALLED LESSIT IS ALSO CALLED LESS
RESTRICTIVE TYPE OF REAL TIMERESTRICTIVE TYPE OF REAL TIME
OPERATING SYSTEM.OPERATING SYSTEM.

APPLICATIONSAPPLICATIONS
? IN MULTIMEDIA FOR EXAMPLE:IN MULTIMEDIA FOR EXAMPLE:
?3D ARTS AND ANIMATIONS, AND3D ARTS AND ANIMATIONS, AND
VIRTUAL REALITY.VIRTUAL REALITY.
? LIVE AUDIO , VIDEO SYSTEMS.LIVE AUDIO , VIDEO SYSTEMS.
? FOR UPDATING FLIGHT PLANS ATFOR UPDATING FLIGHT PLANS AT
AIRPORTS.AIRPORTS.

DISTRIBUTED OPERATING
SYSTEM
? IT MANAGES A COLLECTION OF
INDEPENDENT PC AND APPEAR AS
SINGLE.
? COMMUNICATION PATH BETWEEN
TWO OR MORE SYSTEMS.

FEATURES
? USER DONOT KNOW THE
DISTRIBUTION OF ITS WORK.
? LOOSELY COUPLED.
? EACH BRANCH HAS THEIR OWN
INDIVIDUAL MEMORY & CPU.
? HAVE HIGH FAULT TOLERANCE.

NETWORK OPERATING SYSTEM
? IT IS A SOFTWARE PROGRAM THAT
CONROLS SOFTWARE & HARDWARE
THAT RUNS ON NETWORK.
? IT IS THE TYPE OF DISTRIBUTED
OPERATING SYSTEM.
? PROVIDES AN ENVIRONMENT IN
WHICH USERS AWARE OF
MULTIPLICITY OF MACHINES.

FEATURES
? TIGHTLY COUPLED.
? INTERDEPENDENCY IS THERE.
? MEMORY SHARING.
? TRANSPARANCY IS THERE.
? FILE SHARING ACROSS THE
NETWORK.
? HAVE LOW FAULT TOLERANCE.

TYPES OF NETWORKS
? LOCAL-AREA NETWORK(LAN)
? WIDE-AREA NETWORK(WAN)
? METROPOLITAN-AREA
NETWORK(MAN)

K
? EXISTS WITHIN A ROOM,A
FLOOR,BUILDING.
MICRO PRINTER MINI
MICROMINI
FILE
SYSTEM

HOST OS
HOST OS
HH
CP
CP
CP
CP
H
H
H

CLIENT SERVER SYSTEM
? SERVER PROGRAM IS INTALLED TO
PROVIDE SERVICES TO CLIENTS.

CLIENT 1 CLIENT NCLIENT 2
SERVER

PEER TO PEER SYSTEM
? A COMPUTER ACT AS BOTH SERVER
& CLIENT.
? EXAMPLE:
WINDOW WT,WINDOW 95

TIMESHARING OPERATING
SYSTEM
? IT IS JUST AS MULTITASKING .
? LOGICAL EXTENSION OF
MULTIPROGRAMMING.

FEATURES
? TIME SCHEDULING
? TIME SLOT IS GIVEN TO EACH JOB.
? USER CAN INTERECT WITH
PROGRAM WHILE IT IS RUNNING.

REFERENCES
? PETER BAER GALVIN

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