Java Interview Questions and Answers: Group Strings by Length | Java 8 Stream API Interview Question

Q4. Java Interview Questions and Answers: Group Strings by Length
𝙄𝒏 𝒕𝙝𝒊𝙨 𝙫𝒊𝙙𝒆𝙤, we dive deep into 𝑱𝙖𝒗𝙖 8 𝙎𝒕𝙧𝒆𝙖𝒎 𝑨𝙋𝑰, a powerful feature for 𝒇𝙪𝒏𝙘𝒕𝙞𝒐𝙣𝒂𝙡 𝙥𝒓𝙤𝒈𝙧𝒂𝙢𝒎𝙞𝒏𝙜 and 𝙙𝒂𝙩𝒂 𝒑𝙧𝒐𝙘𝒆𝙨𝒔𝙞𝒏𝙜. This is a frequently asked 𝙞𝒏𝙩𝒆𝙧𝒗𝙞𝒆𝙬 𝙦𝒖𝙚𝒔𝙩𝒊𝙤𝒏, 𝙩𝒆𝙨𝒕𝙞𝒏𝙜 𝙮𝒐𝙪𝒓 𝒂𝙗𝒊𝙡𝒊𝙩𝒚 𝒕𝙤 𝙬𝒐𝙧𝒌 𝒘𝙞𝒕𝙝 𝙨𝒕𝙧𝒆𝙖𝒎𝙨, 𝒍𝙖𝒎𝙗𝒅𝙖 𝙚𝒙𝙥𝒓𝙚𝒔𝙨𝒊𝙤𝒏𝙨, 𝒇𝙪𝒏𝙘𝒕𝙞𝒐𝙣𝒂𝙡 𝙞𝒏𝙩𝒆𝙧𝒇𝙖𝒄𝙚𝒔, 𝙖𝒏𝙙 𝙢𝒆𝙩𝒉𝙤𝒅 𝒓𝙚𝒇𝙚𝒓𝙚𝒏𝙘𝒆𝙨 𝙞𝒏 𝑱𝙖𝒗𝙖.

🔍 𝑾𝒉𝒂𝒕 𝒀𝒐𝒖’𝒍𝒍 𝑳𝒆𝒂𝒓𝒏:
✔️ 𝑺𝒕𝒓𝒆𝒂𝒎 𝑨𝑷𝑰 – Filtering and processing data efficiently 🚀
✔️ 𝑳𝒂𝒎𝒃𝒅𝒂 𝑬𝒙𝒑𝒓𝒆𝒔𝒔𝒊𝒐𝒏𝒔 – Writing concise and readable code ✍️
✔️ 𝑭𝒖𝒏𝒄𝒕𝒊𝒐𝒏𝒂𝒍 𝑰𝒏𝒕𝒆𝒓𝒇𝒂𝒄𝒆𝒔 – Implementing behavior with single-method interfaces ⚡
✔️ 𝑴𝒆𝒕𝒉𝒐𝒅 𝑹𝒆𝒇𝒆𝒓𝒆𝒏𝒄𝒆𝒔 – Simplifying lambda expressions 💡
✔️ 𝑫𝒆𝒇𝒂𝒖𝒍𝒕 & 𝑺𝒕𝒂𝒕𝒊𝒄 𝑴𝒆𝒕𝒉𝒐𝒅𝒔 – Enhancing interfaces with implementations 🛠️
✔️ 𝑶𝒑𝒕𝒊𝒐𝒏𝒂𝒍 𝑪𝒍𝒂𝒔𝒔 – Handling null values smartly ✅
✔️ 𝑵𝒆𝒘 𝑫𝒂𝒕𝒆 & 𝑻𝒊𝒎𝒆 𝑨𝑷𝑰 – Working with LocalDate, LocalTime, and ZonedDateTime 🕒
✔️ 𝑪𝒐𝒍𝒍𝒆𝒄𝒕𝒐𝒓𝒔 𝑨𝑷𝑰 – Advanced data aggregation 📊
✔️ 𝑷𝒂𝒓𝒂𝒍𝒍𝒆𝒍 𝑺𝒕𝒓𝒆𝒂𝒎𝒔 – Boosting performance with multi-threading 🚀

🎯 𝑫𝒐𝒏'𝒕 𝒎𝒊𝒔𝒔 𝒕𝒉𝒊𝒔 𝑱𝒂𝒗𝒂 8 𝒕𝒖𝒕𝒐𝒓𝒊𝒂𝒍! 𝑻𝒉𝒊𝒔 𝒘𝒊𝒍𝒍 𝒉𝒆𝒍𝒑 𝒚𝒐𝒖 𝒂𝒄𝒆 𝒚𝒐𝒖𝒓 𝒄𝒐𝒅𝒊𝒏𝒈 𝒊𝒏𝒕𝒆𝒓𝒗𝒊𝒆𝒘𝒔 𝒂𝒏𝒅 𝒃𝒆𝒄𝒐𝒎𝒆 𝒂 𝒃𝒆𝒕𝒕𝒆𝒓 𝑱𝒂𝒗𝒂 𝒅𝒆𝒗𝒆𝒍𝒐𝒑𝒆𝒓.

📌 𝐒𝐨𝐮𝐫𝐜𝐞 𝐂𝐨𝐝𝐞:

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