Thursday, April 30, 2009

Desktop Computers

Desktop computer is a (PC) personal computer in a form of regular use at a single location, such as mobile laptop or portable computer. Desktop computers come in a variety, ranging from large to small form that can be behind an LCD monitor. Basically, a computer designed for desktop use, a central processing unit (CPU), a monitor, and a keyboard as separate units, connected by special cables. The term 'desktop' refers to the display screen placed on top to save space on the desk top. Today's desktop computers have separate screens and keyboards. Desktop computers defines all in one that combines the monitor into the same case. Desktops computers have various expansion slots, like PCI, while laptops only have one mini PCI slot. One advantage over laptops that :-

  • parts and extensions tend to be standardized, hence resulting in lower prices.

  • provides more space.

  • power consumption is not as critical as in laptop computers.

Therefore, Desktop PC computers have greater extent than laptops. A desktop PC here refers to a completely per-built desktop computer. Per-built computers represent better choices for users that require convenience, performance and ease-of-use. Desktop PCs are capable of delivering all the functions and performance you need for your applications like web browsing, picture and movie files and office work, as well as and professional work. So, You can browse through our website for more information on related product. Search for great deals on a wide selection of computer components & computer desktop, whatever computer you are looking for online-widget.blogspot.com will match all your requirements.

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Computer Science

Computer science is the study of information, computation and practical techniques for their implementation and application in computer systems. It deals with study of algorithmic processes that transform information. Computer science has many sub-fields like computer graphics, computational problems and implementing computations. Therefore, programming languages are also their to solve specific computational problems and human-computer interaction focuses on making computers and computations usable and universally accessible by people. However, the computer science more focuses on understanding the programs used to implement software like games, web-browsers and also using that understanding to create new programs or improve existing ones.

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  • Computer Sciences Accreditation Board (CSAB) identifies various fields such as software engineering, artificial intelligence, computer networking and communication, database systems,distributed computation, and computer graphics as being important areas of computer science.

  • Computer science education defines the theoretical study of computation and algorithmic reasoning. They teach the analysis of algorithms, formal methods, concurrency theory, databases, computer graphics and systems analysis, among others. Hence, the practical aspects of computer programming is called software engineering. Software engineering defines the application of a systematic, disciplined, development, operation and maintenance of software, and the study of these approaches.

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Wednesday, April 29, 2009

Computer Software

Software refers to the parts of computer which have a collection of programs, documentation and procedure etc. Software means intangible objects inside the computer. Computer Software includes different techniques like programming language, extension language and lowest-level instructions. The software includes web page development by using different technologies like HTML, PHP, XML, and ASP.NET etc..Also including various desktop application such as Micro software Word , Open Office developed by technologies like C, C++, Java etc.

Computer software consists of Operating System, library, data and user-interface. The term graphical user interface (GUI) defines the interaction of user with the computer and its peripherals. It consists of two-dimensional and three-dimensional user interfaces. Also text-based user interface is further divide into the Command-line interface and Text-user interface. Therefore, various type of computer software applications are Office software, Scheduling & Time management, Internet access, design, graphic, audio and games. Software stored in hardware which defines operating system software like UNIX, LINUX, DOS, Microsoft Window and BSD etc..

In computer the term Program is used which defines sequence of instructions. Large computer programs comprising of many instructions. Basically,the computer systems divides software into three types :-

  • Systems software.

  • Programming software.

  • Application software.

You can Browse through our website for more information on related product. Systems software basically runs computer hardware system like device drivers, operating Systems , servers, utilities and windowing systems. The purpose of software system is to communicate with other devices. Programming software is a software that uses different programming languages in a more convenient way like Compilers, debuggers, linkers and interpreters. Application software means a special software developed for industrial software, businesses, medical, educational software and databases purposes. Software Programming languages are the programs for computers to run the instructions. It consists of High level, Assembly and scripting languages. Hence,Software Computer programming defines the software development process for further development of a software product.

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Computer Hardware Components

Computer Hardware containing different parts which are visible to us like keyboards, printer and cables etc. The different generation are take place as going from First generation to Fourth generation, therefore hardware technology is increase. Therefore, Computer Hardware related professions define various fields electronic, telecommunication and optical engineering etc..The First generation developed the different Programmable Devices and Calculators. The Second generation containing Vacuum Tubes. The Third Generation consists of discrete transistors, SSI, MSI and LSI which further defined the Mainframes and Minicomputers. Now, the Fourth generation consists VLSI integrated circuits which also defined Mainframes and Minicomputers but in some advance area of Microcomputer bit like 4-bit ,8-bit,16-bit,32-bit, 64-bit.

Basically, Physical components of the computer called Hardware such as Input ,Output and computer buses. An input part consists of pointing device called Mouse, optical mouse, trackball etc and keyboard which consists of buttons and keys, joystick for controlling video games and the last is image scanner which scans the text or picture and convert it into digital image. An output part consists of monitor and printer. Therefore monitor is kind of display system which contain screen size, cathode ray tube whereas printer defines the hard copy of document. New generation printer technology defines Toner-based printers, Liquid ink jet printers, Solid ink printers, dye-sublimation printer and Ink less printers. You can Browse through our website for more information on related product.

  • Hardware containing computer buses of short range and long range. It defines the SCSI,UBS,ATM and FDDI. Personal computer hardware consists of motherboard, Power supply, Video display controller, Removable media devices, Internal storage, Sound card or video card and other Input / output(peripherals) device also all other external devices that plug into your PC.

  • Computer hardware Components connect to microprocessors, specifically, the computer's central processing unit (CPU), the electronic circuit that control the process of computer. The input and output hardware interaction is controlled by software called Basic Input Output System software (BIOS).

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Friday, April 10, 2009

Computer Warehouse

Warehouse management system (WMS) is a part of the supply chain and to control the movement and storage of materials within a warehouse and various processing takes place that is associated with transactions such as shipping, receiving, putaway and picking. Now, new generation warehouse management system is consists of Computer Warehouse. Therefore, Computer Warehouse consists of full-service technology solutions dealer. Therefore, Our services is to exceed your business needs and expectations with superior service. Computer Warehouse Group is containing a business model that define partnering with the best in global companies, for their best deliver of products and services to customers in the best manner using the best people. Now, many IT companies in other country sides offer similar services, to deliver integrated value added, solutions that conform to global standards.

Various functions of a warehouse management system :-
is to provide a set of computerised procedures to handle the feedback of stock.
various model to manage the logical representation of the physical storage.
Enable to link the order processing and order to pick, pack and ship product out of the facility.

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Computer video game

Video games are basically developed for entertainment purposes. A video game is an interaction between User and operating System eletronically. With the popular use of the term "video game", implies any type of display device.

Various electronic system used to play video games are known as platforms such as personal computer and video game consoles. These platforms range from large computers to small computer devices. The personal computer consists of keyboard and Mouse for gameplay. PC games are created by many game developers also including the game artists and either published independently or through a third party.Various physical media is used for distribution of Video games such as DVDs and CDs, as Internet-downloadable or through online delivery services. Therefore, various input devices are used to manipulate computer video games is called controller such as button, gamepad and joystick.Video games is just providing interaction and information to the player. Various type of Audio and sound reproduction devices are used such as speakers and headphones.

So, You can Browse through our website for more information on related product. A New generation computer video game defined Touch Screen technology which allows the user to interact with the computer by touching the display screen. Video gaming has traditionally been used a single player experience. Video games have been playable by more than a single player experience that is called Multiplayer video game. Multiplayer video game are played by using multiple input devices. Therefore, Multiplayer is consists of local area network gaming, Online games and Emulation. LAN gaming typically requires two or more PCs, a router and sufficient networking cables to connect every computer on the network.


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Monday, April 6, 2009

Computer EFT

Electronic funds transfer means exchanging of funds transactions electronically.Its consists of different term like payment card, Direct deposit, online banking ,E-money etc.. or Transferring of money one from bank account to another electronically
without using paper work. Basically,we can say that Electronic funds transfer is direct deposit including credit card, ATM ,point-of-sale transactions(POS). It is used for credit transfers and debit transfers.Electronic Funds Transfer at a point of scale defines the electronic processing system for credit cards, debit cards and charge cards. This card based-EFT processing take place at an automated teller machine or point-of-sale.

Various types transactions may be performed on EFT like,withdrawal
sale, refund , cashback and payments .The benefits of EFT include reduced administrative costs, more efficiency, simplified work, and security. EFT transactions may be done by Authenticate the card and the card holder. Therefore,the requirements for making Electronic Payment is valid Importer Exporter Code (IEC) need to have an Internet Banking account ,your ID and Password from any of banks such as ICICI Bank ,HDFC Bank ,State Bank of India, Punjab National Bank and Other banks..

The Benefits of Electronic funds transfer :-
More convenient: easy as compared to sending Drafts /Cheques.
No need to visit the bank branch again and again.
Reduce the workload and quickly work is done.
Reduced transaction time and more secure.
You do not need to have any check-generating costs.

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The maximum transfer of Rs. 2 crore in single electronic transaction for that you need to fill up and submit an EFT request form. Mostly used by employers for depositing their employees' salary in a bank savings account.
You can transact your money from your home, office or anywhere in India through different Banks of Internet Banking.

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Friday, April 3, 2009

Computer web designing

Web design offers web designing services for business people and web design company. Web solution provides various solution like Professional Graphic , Ecommerce ,Web Optimization Services , Professional Web Hosting and Customized Web Services. Basically, Web design consists of designing web pages, web application and web animation.Various technologies used are markup language, multimedia, style-sheet, client and server-side language . Web sites can have static and dynamic pages. Web site also sometimes classified as front-end and back-end. This terms means the initial and the end stages of a process.
The combination of different web pages called Web sites whereas the Web Site Designing is a collection of various topic. Therefore, websites consists of lots of text and images. Every first page of web site is known as Home page. The websites consists of background coding called HTML file. Commercial web sites contain some aspects of design that are content, appearance and visibility.
Before uploading a website, it is important to plan about what is needed in the website. Properly considering the audience ,target market, Planning the documentations and defining the purpose of website . At the end ,deciding what content will be developed are important for a good websitie.
Once a web site is completed, it must be uploaded in order to be viewed by the public and is done by using an File Transfer Protocol client. After the site is published, the owner may use a variety of techniques to increase the traffic that the web site receives. This may include submitting the web site to a SEO(search engine Optimization) such as Google or Yahoo ,links exchanging with other web sites, creating affiliations with similar web sites, etc.

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Thursday, April 2, 2009

Computer-(H/W and S/W)

A computer consists of simple machine which define various technology containing Software and Hardware. Modern computers are based on IC's and microprocessors chip technology.Basically, computer define the interface between Operating System and user. Computer working consists of ALU(Arithmetic logic unit),CU (control unit), memory and I/O. The Application of computer science consists of various parts like Operating system, computer graphics, networks, database, security and Robotics etc..Mostly Computer industry is used to describe the range of businesses involved in developing, designing and infrastructures. In computer the term Program is used which defines sequence of instructions.The computer consists of two types.They are discussed below :

Software stored in hardware which defines operating system software like UNIX, LINUX, DOS ,Microsoft Window and BSD etc..Software Programming languages are the programs for computers to run the instructions. It consists of High level, Assembly and scripting languages. Therefore,Computer Software related professions define various fields Computer Science, information Technology and web designing etc..
Hardware containing different parts which are visible to us like keyboards, printer and cables etc...The different generation are take place as from First generation to Fouth generation hardware technology is increase. Therefore,Computer Hardwre related professions define various fields electronic, telecommmunication and optical engineering etc....

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Electronic and electrical parts define the various circuits design which is used in computer hardware.Various electronic field includes electrical components that is transistor and capacitors. Electronic appliances is covers the analog circuits and digital circuits which concren of logic gates, flip-flop and integrated devices.Digital circuits are made up of analog components.Digital electronics or circuit define logic gate which further show Boolean logic function (sequence of 1s and 0s ).
Hence,Software Computer programming defines the software development process for further development of a software product.

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Wednesday, April 1, 2009

Computer Virus security

Computer security deals with information security of computer.Basically ,means protection of information from corruption.Home computers are also not very secure and are easy to break into. Whenever our computer is attached to Internet connection, theft quickly find and then attack home computers. While theft attack home computers connected to the Internet through dial-in connections, high-speed connections etc..
Many home computer user don’t realize that they need to pay attention to computer security. The goal is to keep theft and their programs off your home computer. Once virus attack on your computer, they install new program that let the virus continue to use your computer even after you plugout.

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It better to secure your Computer by Installing and Use Anti-Virus Programs.Viruses can come to your computer in many ways, while through floppy disks, email, web sites, CD-ROMs, and downloaded files. All need to be checked for viruses each time you use your computer .

A Computer security architecture is the way that shows where security measures need to be placed in your computer. Security by design technologies are based on logic.Various terms used in Computer security are authentication techniques, Firewall, Cryptographic, Mandatory access control and Physical security techniques into protecting the security of the computer system.

The authorization restricts access to a computer group of users through the use of authentication systems techniques . Therefore protecting the whole system. Anti-virus software consists of computer programs logic that attempt to identify computer viruses and eliminate them. You have to make some Backups in order to prevent your Files and Folders. Encryption is used to protect the message from others users.
Just decode the message by using private and public keys encryption.Various firewalls systems are help protect computers and computer networks from attack.

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