Windows 7 is the latest version of Microsoft Windows, a series of operating systems produced by Microsoft for use on personal computers, including home and business desktops, laptops, netbooks, tablet PCs and media center PCs. Windows 7 was released to manufacturing on July 22, 2009, and general retail availability on October 22, 2009
Windows 7 is intended to be a more focused, incremental upgrade to the Windows line, which introduced a large number of new features,with the goal of being fully compatible with applications and hardware with which Windows Vista is already compatible.Presentations given by Microsoft in 2008 focused on multi-touch support, a redesigned Windows Shell with a new taskbar, a home networking system called HomeGroup,and performance improvements. Some applications that have been included with prior releases of Microsoft Windows, including Windows Calendar, Windows Mail, Windows Movie Maker, and Windows Photo Gallery, will not be included in Windows 7 some will instead be offered separately as part of the free Windows Live Essentials suite.Why Windows 7 ?
-Get quicker access to all of your stuff Use Pin and Jumlist to keep the programs and files you use the most right at your fingertips.
-Manage open windows easier Resize and arrange windows simply by dragging their borders to the edge of your screen.
-Quickly find what you’re looking for use windows search to find a specific file, program, or e-mail in a few seconds.
-Share files and printers among multiple PCs from one Windows 7-based PC to another, Easily share the photos, music, and files on each of the PCs running Windows 7 on your home network. It's especially handy when you want to share a printer across your home network.
-Stay entertained effortlessly with Windows media center you get one place to enjoy your photos and music, watch and record live TV, and watch free Internet TV.
-Easily create and share movies create great looking movies Windows Live Essentials This collection of free programs puts the Internet in your hands. Share photos. Make movies. Send instant messages and mail. and share them on YouTube in minutes.
-Connect to networks easily view and connect to any available wireless network View Available Networks On the go? Find and connect to Wi-Fi, mobile broadband, VPN, or dial-up networks with just a couple clicks.
-Do more and wait less improvements that can accelerate sleep and resume.
-Don't leave programs behind Run many Windows XP productivity programs in Windows XP mode
-Offers your PC better protection Help keep your PC, Backup and Restore ,easily configure and schedule regular backups of your important files.
Windows 7 is designed to improve the performance of your PC, so it's faster, more secure, and more reliable and help you get more done.
New and changed features
Windows 7 includes a number of new features, such as advances in touch and handwriting recognition, support for virtual hard disks, improved performance on multi-core processors,improved boot performance, DirectAccess, and kernel improvements. Windows 7 adds support for systems using multiple heterogeneous graphics cards from different vendors (Heterogeneous Multi-adapter), a new version of Windows Media Center,a Gadget for Windows Media Center, improved media features, the XPS Essentials Pack and Windows PowerShell being included, and a redesigned Calculator with multiline capabilities including Programmer and Statistics modes along with unit conversion. Many new items have been added to the Control Panel, including ClearType Text Tuner, Display Color Calibration Wizard, Gadgets, Recovery, Troubleshooting, Workspaces Center, Location and Other Sensors, Credential Manager, Biometric Devices, System Icons, and Display.Windows Security Center has been renamed to Windows Action Center , which encompasses both security and maintenance of the computer. The default setting for User Account Control in Windows 7 has been criticized for allowing untrusted software to be launched with elevated privileges by exploiting a trusted application.
Windows 7 also supports Mac-like RAW image viewing through the addition of WIC-enabled image decoders, which enables raw image thumbnails,previewing and metadata display in Windows Explorer, plus full-size viewing and slideshows in Windows Photo Viewer and Window Media CenterThe taskbar has seen the biggest visual changes, where the Quick Launch toolbar has been replaced with pinning applications to the taskbar. Buttons for pinned applications are integrated with the task buttons. These buttons also enable the Jump Lists feature to allow easy access to common tasks.
Editions
All editions will support both 32-bit (IA-32) and 64-bit (x86-64) processor architectures.
Windows 7 Home Premium :
This edition contains features aimed at the home market segment, such as Windows Media Center, Windows Aero and touch-screen controls. .Some Aero options are excluded along with several new featur Windows 7 Professional :
This edition is targeted towards enthusiasts and small business users.It includes all the features of Windows 7 Home Premium, and adds the ability to participate in a Windows Server domain.Additional features include operating as a Remote Desktop server, location aware printing, Encrypting File System, Presentation Mode and Windows XP Mode. Windows 7 Ultimate :
This contains will be available to home users on an individual license basis. Windows 7 Home Premium and Windows 7 Professional users will be able to upgrade to Windows 7 Ultimate for a fee using Windows Anytime Upgrade if they wish to do so.Unlike Windows Vista Ultimate, the Windows 7 Ultimate edition will not include the Windows Ultimate Extras feature or any exclusive features.this edition will be distributed through Microsoft Software Assurance (SA) and Most of features of Windows. Hardware requirements
Minimum hardware requirements for Windows 7
-Architecture 32-bit 64-bit
-Processor 1 GHz 32-bit processor 1 GHz 64-bit processor
-Memory (RAM) 1 GB of RAM 2 GB of RAM
-HDD free space 16 GB of disk space 20 GB of disk space
-Graphics Card DirectX 9 graphics processor with WDDM driver model 1.0(For Aero)
-Optical drive DVD drive (only to install from DVD/CD Media)
