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Basics of computer languages

Machine Languages -The language of the CPU (The central processing unit of the computer, which does the "thinking"). The lowest level language, this is composed of 0's and 1's. Assembly Languages -Abbreviations for machine language High-Level Languages -Use program statements, words and algebra-type expressions. Developed in the 50's and 60's. After a program is written in one of the high-level languages, it must be either compiled or interpreted. A compiler program rewrites the program into language that the CPU can understand. A compiled program is generally considerably larger than the original. An interpreter program translates the program statements into machine language one line at a time when the program runs. An interpreted program will be smaller than a compiled one, but will take longer to execute. Fourth Generation Language (4GL)-Very high-level language. These are results oriented and include database query languages. There are fewer options for ...

What to do when you get "Virtual Memory Low"

If you are using Windows XP, try these steps: 1. Right-click My Computer, and then click Properties. 2. In the System Properties dialog box, click the Advanced tab. 3. In the Performance pane, click Settings. 4. In the Performance Options dialog box, click the Advanced tab. 5. In the Virtual memory pane, click Change. 6. Change the Initial size value and the Maximum size value to a higher value, click Set, and then click OK. 7. Click OK to close the Performance Options dialog box, and then click OK to close the System Properties dialog box. This is besides emptying the cookies, temporary files, and a system cleanup.

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