Identifying "Bihar Kokila" and "Swar Kokila"

The question asks to identify the personality known by the affectionate titles "Bihar Kokila" and "Swar Kokila". These titles are famously associated with a prominent figure in Indian folk music.

Key Figures and Titles

• "Bihar Kokila": This title specifically refers to a renowned female singer from the state of Bihar.
• "Swar Kokila": This title, meaning "Nightingale of Melody", is a highly prestigious honorific for a singer with exceptional vocal prowess. While often associated with Lata Mangeshkar, it can be applied to other accomplished singers, especially in regional contexts.

Sharda Sinha's Recognition

Sharda Sinha is a celebrated Indian classical and folk singer from Bihar, primarily known for her work in Maithili, Bhojpuri, and Magahi languages. Her significant contributions to folk music have earned her widespread acclaim and recognition.

She is widely revered and affectionately known as "Bihar Kokila" due to her deep roots and contributions to Bihar's musical heritage. She is also recognized as "Swar Kokila" for her exceptional singing talent and melodious voice.

Conclusion

Based on her widespread recognition and association with these titles in the context of Indian folk music, Sharda Sinha is the correct identification.

Therefore, the person known as "Bihar Kokila" and "Swar Kokila" among the given options is Sharda Sinha.