Apple MacBook Pro MC721LL/A - Specs

Laptop displays come in a variety of sizes. The size is measured diagonally across the screen.
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Hard drive is the computer hardware that contains an optical and/or magnetic disk, which it both writes and reads data on; it stores all electronic information and software programs, making it one of the most important components of a computer. Hard drive capacity is measured in bytes, both megabytes (MB) and gigabytes (GB). 1 GB equals 1,024 megabytes. Standard hard drives range from 40 GB to above 120 GB. 40 GB has become the standard for PC hard drives. Those who DONâ??T use their PC to manage their day to day activities or download a lot of new software programs, photos or other items that take up space would be fine with a standard capacity hard drive. Those who DO perform all the previously mentioned activities should buy a PC with a greater hard drive capacity.
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Installed memory is also known as installed RAM. RAM, or Random Access Memory, is the place in a computer where the operating system, application programs and data in current use are kept so that they can be quickly reached by the computer's processor. The amount of RAM you have affects how quickly you will experience your computer working.
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The operating system, or OS, performs basic tasks like running software applications, files on your hard drive, and directing peripherals like a DVD drive and directly affects what you will see and how you will interact with your computer. Operating systems include Windows98, WindowsXP and many others.
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The processor is like the central nervous system of your computer. The processor interprets and executes commands; Which processor you have essentially defines the card's capabilities. Similar processors come in a variety of speeds.
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The faster the processor's clock speed, which is measured in MHz (megahertz) or GHz (gigahertz), the faster it can execute instructions.
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The processor is like the central nervous system of your computer. The processor interprets and executes commands; Which processor you have essentially defines the card's capabilities. Similar processors come in a variety of speeds.
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RAM, or Random Access Memory, is the place in a computer where the operating system, application programs and data in current use are kept so that they can be quickly reached by the computer's processor. The amount of RAM you have affects how quickly you will experience your computer working.
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Hard drive capacity, measured in gigabytes (GB), can be considered the amount of space your computer has to store data.
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These drive types read data on discs in a variety of formats, and some drives can also record data, images, music, or video to CDs or DVDs. A drive's speed ratings indicate how quickly it can perform these read and write tasks.
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Display size is the size of the screen. A bigger screen may be more convenient to use, but it will also increase the overall weight of your computer. Screens are measured diagonally across the screen.
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Some laptops come with a graphics processor already built in. Good graphics processors are useful if you intend to be using your laptop for things that will include lots of textured and 3D images.
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The operating system, or OS, performs basic tasks like running software applications, files on your hard drive, and directing peripherals like a DVD drive and directly affects what you will see and how you will interact with your computer. Operating systems include Windows98, WindowsXP and many others.
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Platform refers to the type of machine with which a hard drive is compatible.
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Most PDAs have touch screens that require a stylus to enter data. You can also find devices with a Jog Dial, that allows you to scroll through pages and make selection quickly. Still other PDAs have full keyboards.
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Some GPS have extra features not normally associated with menus in tracking devices. These can indicate extra information such as weather or temperature readings, altitude or even icon options.
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The networking type represents the networking standards that the system will use to transfer information to and from other computers. Most systems can be modified with additional external or internal devices to include more standards.
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Depending on the type of use and portability needed, weight is an important consideration when selecting a product.
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