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Subsequent versions of Python 3 have refined the language by embracing modern programming paradigms, expanding the standard library, enhancing performance, and adapting to user needs and global tech trends.

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Python's interpreted nature allows for quick iteration and prototyping, which is invaluable in research and development phases. Developers can test and modify their code on the fly without the need for a separate compilation step.

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Backward compatibility is important because it allows users to run older code without modification. This is crucial for maintaining existing applications and systems, ensuring that updates do not break functionality.

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Yes, Python 3 is considered a general-purpose language because it can be used for a wide variety of applications, from web development to scientific computing, making it versatile and adaptable to different tasks.

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SyntaxError, there shouldn’t be a space between + and = in +=.

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In Python, to define a block of code we use indentation. Indentation refers to whitespaces at the beginning of the line.

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Python 3.0 aimed to correct inconsistencies and design flaws in the language, even if it meant breaking backward compatibility. It eliminated outdated practices and promoted more modern and intuitive programming methods.

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Many languages have been implemented using both compilers and interpreters, including C, Pascal, and Python.

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Python language is designed by a Dutch programmer Guido van Rossum in the Netherlands.

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‘.py’ is the correct extension of the Python file. Python programs can be written in any text editor. To save these programs we need to save in files with file extension ‘.py’.