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pc cards

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In computing , PC Card (originally PCMCIA) is the form factor of a peripheral interface designed for laptop computers. It was originally for memory expansion, but the existence of a usable general standard for notebook peripherals led to many kinds of devices being made available in this form. Typical devices include network cards , modems , and hard disks . The original use, for memory-expansion cards, is no longer common. Many notebooks in the 1990s came with two type-II slots with no barrier in between (allowing installation of two type-II cards or one type-III card). With the removal of legacy ports, most contemporary notebooks only feature a single type-II card slot[ citation needed ]. The United States computer industry created the Personal Computer Memory Card International Association to challenge the Japanese JEIDA memory card devices by offering a competing standard for memory-expansion cards. The two standards later merged as JEIDA 4.1 or PCMCIA 2.0 (PC Card) in 1991 . T...
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How to Choose a CPU.

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How to Choose a CPU. So how do you make sense of all the CPUs out there? Obsolete Processors: These would refer to those processors which were around 5 or more years ago. They will typically come with older refurnished or budget computer systems. Be very careful if you are purchasing such CPUs as your system's speed will definitely slow to a crawl. Worse still, some software on the market today simply cannot be run using older processors. Budget Processors: Strapped for cash? Consider purchasing CPUs in this category - which include yesterday's top-of-the-line CPUs which have been discontinued or the newer budget CPUs. While you may not get extremely good performance, these CPUs will give you the best bang for your buck. Mid-Range Processors: The CPUs in this category would have been king of the hill just 6 months ago. Due to the entry of newer, faster CPUs, processors will drop in price and become more affordable. These processors will still scream in performance and are very ...
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MS VISTA

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Windows Vista is the latest release of Microsoft Windows , a line of graphical operating systems used on personal computers , including home and business desktops. Before its announcement on July 22 , 2005 , Vista was known by its codename Longhorn. [1] On November 8 , 2006 , Windows Vista development was completed and released to manufacturing . Over the next two months it was released to MSDN , TechNet Plus and TechNet Direct subscribers, computer hardware and software manufacturers and volume license customers. On January 30 , 2007 , it was released worldwide to the general public, [2] and is available for purchase and downloading from Microsoft's web site. [3] These release dates come more than five years after the release of its predecessor, Windows XP , making it the longest time span between two releases of Windows. According to Microsoft , [4] Windows Vista contains hundreds of new features ; some of the most significant include an updated graphical user interface an...
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