You asked

Is the nikon d3300 good for beginners?

The Nikon D3300 is a good choice for a beginner, especially if you buy it used. It's an entry DSLR with a 24.2-megapixel APS-C sensor, and it's cheap on the used market. The body has no stabilisation, so pair it with a stabilised lens for slow shutter speeds.

For a sensible starting kit, I'd look at:

Before you commit, read your first camera and buying used.

Written by Claude from this site's pages.

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