Top 50 Data Science Interview Questions and Answers for 2021 | Data Science Interviews | K21Academy

𝐉𝐨𝐢𝐧 𝐭𝐡𝐞 𝐅𝐫𝐞𝐞 𝐌𝐚𝐬𝐭𝐞𝐫𝐜𝐥𝐚𝐬𝐬 𝐨𝐧 𝐌𝐢𝐜𝐫𝐨𝐬𝐨𝐟𝐭 𝐀𝐳𝐮𝐫𝐞 𝐃𝐚𝐭𝐚 𝐒𝐜𝐢𝐞𝐧𝐭𝐢𝐬𝐭 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐜𝐚𝐭𝐢𝐨𝐧 𝐛𝐲 𝐂𝐥𝐢𝐜𝐤𝐢𝐧𝐠 𝐡𝐞𝐫𝐞 bit.ly/3tR7Cbw

🔖 Data Science ⯮Data science is a field that uses scientific methods, processes, algorithms, and systems to extract knowledge and insights from structured and unstructured data.

🔖 Data rules 👑 the 21st century and Data Science has become an indispensable part of many businesses as it helps in:
⚫ Provides valuable insights into customer behavior
⚫ Detailed market analysis for competitive advantage ⚓
⚫ Improves operational efficiency
⚫ Minimizes risk ⚠️ exposure through accurate forecasting models.

🔖 With the emergence of new technologies 🧑‍💻 like AI, ML, IoT, Big Data, Blockchain 🔗 Quantum Computing, the role of Data Science has taken a central position in organization success.

🔖 According to stats, Data Science will create around 11 million jobs:exploding_head: by 2026. And if you look at the salary figure 💰 Data scientists earn $113,000 per annum on average in the US, and in India, it goes to Rs. 907,000 per annum on average.

🔖 Data Science is loaded with opportunities 🔝 and major career prospects, So, if you are looking forward to a career 📈 in "Data Science" and want to ace its interview, then this video is for you -  where we share the most asked questions in the Data Science Interviews

𝐖𝐚𝐧𝐭 𝐭𝐨 𝐊𝐧𝐨𝐰 𝐌𝐨𝐫𝐞 𝐚𝐛𝐨𝐮𝐭 𝐃𝐚𝐭𝐚 𝐒𝐜𝐢𝐞𝐧𝐜𝐞
𝐓𝐡𝐞𝐧 𝐡𝐞𝐚𝐝 𝐭𝐨 𝐭𝐡𝐞 𝐯𝐢𝐝𝐞𝐨 𝐛𝐲 𝐜𝐥𝐢𝐜𝐤 𝐡𝐞𝐫𝐞 👇
   • Top 50 Data Science Interview Questions an...…

𝐖𝐡𝐞𝐫𝐞 𝐡𝐞 𝐄𝐱𝐩𝐥𝐚𝐢𝐧𝐬 :
00:00 = Introduction
00:29 = Difference Between Supervised and Unsupervised Learning
01:27 = What is Cross-Validation?
02:22 = Explain Confusion Matrix
03:39 = What does NLP stand for?
04:05 = Why is Dimension Reduction Important?
05:03 = What is Principal Component Analysis?
05:36 = Why is Naive Bayes so Bad?
06:42 = 50 Small Decision Trees are Better than a Large One?
07:30 = Why is MSE a Bad Measure of Model Performance?
08:01 = How to Check if the Regression Model Fits the Data Well?
08:25 = 40 More Data Science Interview Questions
29:36 = FREE CLASS on DP-100
29:46 = Registration Link for FREE CLASS

𝐂𝐡𝐞𝐜𝐤 𝐨𝐮𝐭 𝐭𝐡𝐢𝐬 𝐛𝐥𝐨𝐠 𝐰𝐡𝐢𝐜𝐡 𝐜𝐨𝐯𝐞𝐫𝐬 𝐞𝐯𝐞𝐫𝐲𝐭𝐡𝐢𝐧𝐠 𝐢𝐧 𝐝𝐞𝐭𝐚𝐢𝐥 bit.ly/3tRoxL5

𝐀𝐥𝐬𝐨, 𝐝𝐨 𝐧𝐨𝐭 𝐟𝐨𝐫𝐠𝐞𝐭 𝐭𝐨 𝐣𝐨𝐢𝐧 𝐮𝐬 𝐨𝐧 𝐨𝐮𝐫 𝐅𝐑𝐄𝐄 𝐓𝐞𝐥𝐞𝐠𝐫𝐚𝐦 𝐠𝐫𝐨𝐮𝐩 t.me/k21microsoftazure, 𝐚𝐧𝐝 𝐛𝐞 𝐭𝐡𝐞 𝐟𝐢𝐫𝐬𝐭 𝐭𝐨 𝐫𝐞𝐜𝐞𝐢𝐯𝐞 𝐌𝐢𝐜𝐫𝐨𝐬𝐨𝐟𝐭 𝐀𝐳𝐮𝐫𝐞-𝐫𝐞𝐥𝐚𝐭𝐞𝐝 𝐧𝐞𝐰𝐬 𝐚𝐧𝐝 𝐮𝐩𝐝𝐚𝐭𝐞𝐬.

Do you have questions? Let us know in the comment section

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