Older Sigma batches used jQuery and Bootstrap 4 instead of Tailwind or MUI. Their React module is decent but skips hooks thoroughly (only basic useState, useEffect). Redux is touched briefly.
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Their Sigma 2.0 and Delta 3.0 batches cover: Older Sigma batches used jQuery and Bootstrap 4
Many students from tier-2/3 colleges report landing internships after completing 60-70% of the course. or even paid bootcamps