How Do I Tell if It Is 64bit With Linux?
Linux computers, like Windows computers, can run both 64-bit and 32-bit versions of the Linux operating system, depending on what you have installed. If you are unsure if you have a 64-bit or 32-bit operating system installed, you can use a simple command to find out on the Linux command line.
Instructions
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Log in to your Linux computer.
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Open a terminal window from the main system menu.
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Type "uname -a" into the terminal window.
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Press "Enter" and a line describing your current computer is displayed. If you see "x86_64" in the description of the computer, the operating system is 64-bit.
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