Blog by alisha ansari | Digital Diary

Process executing

comes currently in the operating system maybe at the Independence process or cooperating process a process is independent if it cannot affect or be affected by the other processes executive in the system any process that does not share data with any other process independent a process is operating it is an effect or be effected by the other process as beauty in the system with other process is operating system...

shareit memory system

enter process communication using shared memory requires communicating processes to animal a region of shade mammoneticically share memory region reside in the address space of the process creating the shade memories segment other process that was to communicate using the share memory segment must attached it to their address space...

message passing system

in section we should how operating process can communicate in a share memory environment the scheme required that these processor region of and that the code for axis and men plating the share memory be written exactly by the application programmer....

buffering

whether communication is direct or indirect matches exchange by communicating process reside in a temporary quick basically such quicks can be implemented in three wise...

zero capacity

has a maximum land of zero does the link cannot have any message waiting in it this case the standard must block until the respect receives the message

Process concept earlier

computer allowed only one program to be exuted at a time this program had complete control of the system and head access tool the system resource is contract contemporary computer system Allow multiple program to be loaded into memory and exotic consultantly this evaluation required forma control and more part mentalisation of the various program and these need result in the nation of process which a program in exhibition...

use process

as user program or task even on single user system is user maybe able to run several program at on time a word procedure browser and email package and even if a user can execute only on program at a time such as on an invaded device that does not support multitasking the operating system may need to support it's our internal program activities such as memory management...

the process informally

as mentioned earlier a process is a program in exhibition a process is more than the program code which is sometimes cannot as the text section it also include the current activity as resident by the value of the program counter and the contents of the procedure registers..

Storage management

to make the computer system connection for user the operating system provide a function logical view of information is storage the operating system abstract from the physical properties of its storage device to divine a logical storage unit of file the operating system maps files on the physical media and exist device...

file system management

file management of the most visible components of a protein system computer can store information on several different types of physical media magnetic disc optical disc and Magnetic tape are the most common each of these media has its oven characteristic and physical organisation is medium is controlled by it device such as a disc drive or tab drive that also has it our unique characteristic...

mass storage management

as we have already seen because main memories to small to October date all data the program the because the data that is hold our lost when power is lost a computer system must provide secondary storage to back up main memory most modern computer system use this as the principal online..

caching

caching is an important principle of computer system here how it work information is normally cheap is some storage system such as main memory as it is used it is copied into a faster storage system is catch on a temporary basis when we need a particular pieces of information we first Jack weather it is in the chach..

Window

1988 trailer the of the dash operating system was held and given the charter of building Microsoft new operating system originally the term plan to use the OS to April at the native environment but during development anti was changed to use a new 32 - between your applied based on the popular 16 with applied used in window 3.0...

Windows the long awaited update

to window AC called Windows Vista was released in November 2003 but it was not well received Windows Vista include many improvement that letter sold up in Windows 7 is improvement where our sorted by Window Vista preview learning as and complete ability Microsoft respond to critic of Window Vista and improving ITS Engineering process and working more closely with the mark of Window hardware and application...

design principal

of design goals for windows include security reliability mind of 6 application compatibility high performance extensibility for ability and international support some additional goals energy efficiency and dynamic device support have recently have been added to this list next week discuss each of these girls and how Windows 7..

reliability window

measured generally as a operating system in it was that 10 year leading to window 2000 at the same time its reliability increase due to such factor a maturity is the source code extensive stress testing of the system improve CPU chapter and automatic detection of manageous errors in device from both Microsoft and third part is Windows has subsequently existence the tool of achieverability it include automatic analyse of source of code

Directory implementation

the selection of directly allocation and directory management significantly affect the efficiency performance and reliability of the file system in this section we discuss the trade of involved in choosing one of these algorithm...

linear list

the simplest method of implementing a directory is to use a liner list of the file name with pointer to the data blocks these method is simple to program but time consuming to Executive two correct a few file be must first search the directory to be sure that no anciting file has the same name...

Hash table another Data

Structure used for a file directly is a hastable hair in linear list store the directly enters but has Data Structure is also use the highest table tags a value computed from the file name and returns a pointer to the file name in the linear list...

allocation method

the Direct Access nature of gives us flexibility in the implementation of files in almost every case many files are storage on the same the same problem is how to allotted his face to these files to that this space if utilise ability and files can be access quietly..

Operating system generation

it is possible to design code and implement and operating system is specifically for one machine at one side more commonly however operating system are designed to run on any of a class of mechanism at a variety of a variety of principal configuration the system must then we configured or generated for each specific computer side a process sometimes cannot as system generation...

system boot

after an operating system is generated is must be made available for use by the hardware but how does the hardware cannot where the Colonel is old how to load that Colonel the producer of starting a computer by loading the Colonel it cannot a booting system of most computer system a small pieces of court cannot as the boot start his program or what is strap loader located...

summary

operating system provide a number of service at the lowest level system called allow a running program to make required from the operating system directly at a high level the command interpreter or shell provide a mechanism for a user to issue a request without writing a program...

programming problem

we describe a program that copies that content of the file to a disternization file this program Works By first property the user for the name of the source and destination file

Computing environment

so far we have briefly describe several aspect of computer system and operating system that manage them we turn now to discuss of how operating system are used in a variety of computing..

traditional computing

has matured the line separating many of the traditional computing environment have blood considered the typical offer environmental if you year his environment consist of PC is connected to a network with service providing file and print service remote access was occurred and probability was achieved by use of laptop computer...

mobile computing

mobile computing refer to computing on handle Smartphone and tablet computer this device share that is training physical feature of being portable and light with historically comfort with desktop and laptop computer mobile system give up screen size memory capacity on over functionality in written for handle mobile access to service such as email and web browser...

distributed system

a distributed system is a collection of physically separate possibly had progenious computer system that are network to provide user with access to various resource that the system maintain access to a shared resource increase competition speed functionality that I will be and reliability some operating system Jo analyse network is a form of file access with the deals of network connected in the network infants drive device...

client server computer

as PC have become faster more powerful and paper designer have shifted away from Central system archesta terminals connected to centralisation system are new bring supplied by PC and mobile device

Madras synthes

will had earlier supplied a water and if land treatment plant with rate 60 lakh for this company Sri Lanka project it had maintenance a good relationship with the client and hands received tendon enquiry for a water treatment plant and computer in new project setup by them will a marketing executive the crime partically every week to maintain a good wrap port...

about the company

Western Industries Limited was form about three decides as subsidiary of a volcano british company to decide the after is incorporation the British company dievested in shareholding and will become a 100% India Company oven and managed by professional manager and teach no grade in this 3 beside of exist and western industry limited customer in India and abroad..

customer service

the company has an experience and raining team of Engineers for tobuilders shooting and advice on optimum equipment operation annual service contract and essential Sparsh it is specialised in the hebbilization and the bottlenecking of water treatment plant even of those supplied by other company to improve water quality argument capacity reduce chemical consumption and provide automation...

Aman Resort

the company faces the problem of attracting and returning talented human resource for its values function the HR department study show that 70% of individual left the company in the first 3 years of during the reason for giving centralised decision making power brokers rather than achieved getting record my inter department conflict leading to their failure to deliver and over leadership

Fabindia and Fabric India determine to showcase India Handloom taxi and provide equitable employment to traditional and sincing and entreprenewable venture missile established by India in 1960 it was also 2 full the best expect of East and West collaboration initiative for India started as a wholesale export company concentratening on the export of hole history was to export to the use and the other Western countries... retail foray Kailash shop in New Delhi was a success it attracted a distinct category of customer but in speed of such success in its direct retail business Fabindia remain dependent on exporting and habited continuity to be there single major.. Fab India across India what start as an export house has today become a successful Little business presenting India tax lies in a variety of natural fibre and also home product including furniture lights and lamp station array home across poetry and cultural in 2004 food product range was launched and fabIndia Sana..
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Introduction the year 2007 record number of road accident in Delhi in volume blue line bounces one set accident involved at 12 scooter in which both the driver and the pillion rider died on the road even before they could be taken to the hospital this lead to protest and violin demonstration against blue line buses the Supreme Court of India stopped into US the Delhi government on the action in road to others that earning bus drive and owner... development of a one lakh car soon after announcement a team of engineer got together to actualize these dream at that time they did not realize that in the next 4 year of their lives who to totally spent on this project they were not allowed to share with anyone even their wives the development on the project several ideas where explode initiatively the thought was to make a low and ruler car probably without doors or Windows and with plastic certain that ruled down a 4 Wheel version of the auto rickshaws... the Lounge 9th of January 2008 Damini was the Auto Expo Delhi a hug crowd and the global media and assemble at the Tata Motors tall there was much sports lies and debit among the assemble crowd about the design of the vehicles will it be a sector and auto rickshaw of a half girl and existment and write the tell driving the nano abused welcome Nano... opportunities for Nano India today in one of the two rapidly growing economic of the world the growth rate of the Indian economic has average 8% during the last three year two days domestic product has exactly to the trial dollar mark and will exit to next million mark by 2025 if the economic continue to grow at 8% and above..
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