Welcome to Tech Jroshan โ€” your one-stop destination to learn Data Analysis, Data Science, Python, SQL, Machine Learning, Deep Learning, Generative AI, and Agentic AI from scratch to advanced!

This channel is dedicated to helping students, beginners, freshers, and career switchers build real skills and land high-paying jobs in the tech & AI industry.

Here youโ€™ll learn:
๐Ÿ“Œ Data Analysis:
SQL โ€ข Excel โ€ข Python โ€ข Power BI โ€ข EDA โ€ข Dashboards

๐Ÿ“Œ Data Science:
Numpy โ€ข Pandas โ€ข Statistics โ€ข ML โ€ข Feature Engineering

๐Ÿ“Œ DL:
Neural Networks โ€ข TensorFlow โ€ข Keras โ€ข PyTorch โ€ข Computer Vision

๐Ÿ“Œ AI & Automation:
Generative AI โ€ข Agentic AI โ€ข LLMs

๐Ÿ“Œ Career Guidance:
Roadmaps โ€ข Portfolio projects โ€ข Resume tips โ€ข Interview preparation

If your goal is to become a Data Analyst, Data Scientist this channel will guide you step-by-step with roadmaps, tutorials, projects, and real-world explanations.

๐Ÿš€ Subscribe now and upgrade your tech career!

Instagram: @tech_jroshan
YouTube: @tech_jroshan


Tech - jroshan

Which tools help you become highly skilled (in Data Analysis / Data Science)?
1. ๐Ÿ”น Core Python
2. ๐Ÿ”นNumpy / Pandas
3.๐Ÿ”น Seaborn / Matplotlib
4.๐Ÿ”น SQL / MYSQL

Shallow Copy vs Deep Copy
youtube.com/shorts/6UEErMrTQj...

AI Hallucinations
youtube.com/shorts/df6mmxOduR...

Biggest Challenge in Data Science
youtube.com/shorts/AY2Y_kFK2W...

Why Machine Learning Important
youtube.com/shorts/dvxjU4Qm3I...
AI / ML Roadmap
youtube.com/shorts/sw-n3CYyEn...
AI vs ML vs DL vs Data Science
youtube.com/shorts/7t80_oZofX...

Why Feature Engineering
youtube.com/shorts/cGIebgSJ7L...

Machine Learning Over- fitting vs Under-Fitting
youtube.com/shorts/cNKtEshr59...
youtube.com/shorts/WxoKRlYyXO...
Bias- Variance Tradeoff
youtube.com/shorts/K4EoxbWMoA...

Python Complete Roadmap
https://youtu.be/ugn5lbCyfs4?feature=...

Data Science Roadmap
https://youtu.be/tseiCVfAI3g?feature=...
Python Operators
youtube.com/shorts/I-1UkDkv-T...
Data analysis to data science
https://youtu.be/JkNd2qEX7gM

Sql top interview questions
https://youtu.be/PNZ-uWdJULY

Why Companies need data base or kaha store karti hai
youtube.com/shorts/5EOrWdHS5Y...

Customer did not make any transition 1581
https://youtu.be/aBkUzZjkFi0
Leet code 1667
youtube.com/shorts/M4evfrcRlr...

๐Ÿ”ฅ Join Groups for the latest Update and Notes:-
whatsapp.com/channel/0029Va53iL3D8SE74GZFsz3i

๐ŸŽฏ Test Your SQL Skills โ€“ Free Quiz!
forms.gle/Afux5noATe5qRgB9A

๐ŸŒˆJoin my YouTube channel for in-depth discussions
youtube.com/@tech_jroshan

๐Ÿ”—let's build a strong professional community together. Connect now!
www.linkedin.com/in/roshan-jha-tech

Please ping your questions or query ๐Ÿ”ฅ

#Python #SQL #DataAnalysis #DataScience #LeetCode #ProblemSolving #Statistics #InterviewQuestions #MachineLearningEngineering

2 hours ago | [YT] | 0

Tech - jroshan

In sales forecasting, demand spikes โ†’ which measure is safe?
A)๐Ÿ”น Mean
B)๐Ÿ”น Median
C)๐Ÿ”น Mode
D)๐Ÿ”น Variance

Shallow Copy vs Deep Copy
youtube.com/shorts/6UEErMrTQj...

AI Hallucinations
youtube.com/shorts/df6mmxOduR...

Biggest Challenge in Data Science
youtube.com/shorts/AY2Y_kFK2W...

Why Machine Learning Important
youtube.com/shorts/dvxjU4Qm3I...
AI / ML Roadmap
youtube.com/shorts/sw-n3CYyEn...
AI vs ML vs DL vs Data Science
youtube.com/shorts/7t80_oZofX...

Why Feature Engineering
youtube.com/shorts/cGIebgSJ7L...

Machine Learning Over- fitting vs Under-Fitting
youtube.com/shorts/cNKtEshr59...
youtube.com/shorts/WxoKRlYyXO...
Bias- Variance Tradeoff
youtube.com/shorts/K4EoxbWMoA...

Python Complete Roadmap
https://youtu.be/ugn5lbCyfs4?feature=...

Data Science Roadmap
https://youtu.be/tseiCVfAI3g?feature=...
Python Operators
youtube.com/shorts/I-1UkDkv-T...
Data analysis to data science
https://youtu.be/JkNd2qEX7gM

Sql top interview questions
https://youtu.be/PNZ-uWdJULY

Why Companies need data base or kaha store karti hai
youtube.com/shorts/5EOrWdHS5Y...

Customer did not make any transition 1581
https://youtu.be/aBkUzZjkFi0
Leet code 1667
youtube.com/shorts/M4evfrcRlr...

๐Ÿ”ฅ Join Groups for the latest Update and Notes:-
whatsapp.com/channel/0029Va53iL3D8SE74GZFsz3i

๐ŸŽฏ Test Your SQL Skills โ€“ Free Quiz!
forms.gle/Afux5noATe5qRgB9A

๐ŸŒˆJoin my YouTube channel for in-depth discussions
youtube.com/@tech_jroshan

๐Ÿ”—let's build a strong professional community together. Connect now!
www.linkedin.com/in/roshan-jha-tech

Please ping your questions or query ๐Ÿ”ฅ

#Python #SQL #DataAnalysis #DataScience #LeetCode #ProblemSolving #Statistics #InterviewQuestions #MachineLearningEngineering

2 days ago | [YT] | 3

Tech - jroshan

Which is used to handle categorical data?
A) ๐Ÿ”บZ-score
B) ๐Ÿ”บOne-hot encoding
C) ๐Ÿ”บT-test
D) ๐Ÿ”บChi-square

Shallow Copy vs Deep Copy
youtube.com/shorts/6UEErMrTQj...

AI Hallucinations
youtube.com/shorts/df6mmxOduR...

Biggest Challenge in Data Science
youtube.com/shorts/AY2Y_kFK2W...

Why Machine Learning Important
youtube.com/shorts/dvxjU4Qm3I...
AI / ML Roadmap
youtube.com/shorts/sw-n3CYyEn...
AI vs ML vs DL vs Data Science
youtube.com/shorts/7t80_oZofX...

Why Feature Engineering
youtube.com/shorts/cGIebgSJ7L...

Machine Learning Over- fitting vs Under-Fitting
youtube.com/shorts/cNKtEshr59...
youtube.com/shorts/WxoKRlYyXO...
Bias- Variance Tradeoff
youtube.com/shorts/K4EoxbWMoA...

Python Complete Roadmap
https://youtu.be/ugn5lbCyfs4?feature=...

Data Science Roadmap
https://youtu.be/tseiCVfAI3g?feature=...
Python Operators
youtube.com/shorts/I-1UkDkv-T...
Data analysis to data science
https://youtu.be/JkNd2qEX7gM

Sql top interview questions
https://youtu.be/PNZ-uWdJULY

Why Companies need data base or kaha store karti hai
youtube.com/shorts/5EOrWdHS5Y...

Customer did not make any transition 1581
https://youtu.be/aBkUzZjkFi0
Leet code 1667
youtube.com/shorts/M4evfrcRlr...

๐Ÿ”ฅ Join Groups for the latest Update and Notes:-
whatsapp.com/channel/0029Va53iL3D8SE74GZFsz3i

๐ŸŽฏ Test Your SQL Skills โ€“ Free Quiz!
forms.gle/Afux5noATe5qRgB9A

๐ŸŒˆJoin my YouTube channel for in-depth discussions
youtube.com/@tech_jroshan

๐Ÿ”—let's build a strong professional community together. Connect now!
www.linkedin.com/in/roshan-jha-tech

Please ping your questions or query ๐Ÿ”ฅ

#Python #SQL #DataAnalysis #DataScience #LeetCode #ProblemSolving #Statistics #InterviewQuestions #MachineLearningEngineering

1 week ago | [YT] | 4

Tech - jroshan

Outliers affect which metric most?
A)๐Ÿ’˜ Median
B) ๐Ÿ’˜Mode
C)๐Ÿ’˜ Mean
D)๐Ÿ’˜Frequency

Biggest Challenge in Data Science
youtube.com/shorts/AY2Y_kFK2W...

Why Machine Learning Important
youtube.com/shorts/dvxjU4Qm3I...
AI / ML Roadmap
youtube.com/shorts/sw-n3CYyEn...
AI vs ML vs DL vs Data Science
youtube.com/shorts/7t80_oZofX...

Why Feature Engineering
youtube.com/shorts/cGIebgSJ7L...

Machine Learning Over- fitting vs Under-Fitting
youtube.com/shorts/cNKtEshr59...
youtube.com/shorts/WxoKRlYyXO...
Bias- Variance Tradeoff
youtube.com/shorts/K4EoxbWMoA...

Python Complete Roadmap
https://youtu.be/ugn5lbCyfs4?feature=...

Data Science Roadmap
https://youtu.be/tseiCVfAI3g?feature=...
Python Operators
youtube.com/shorts/I-1UkDkv-T...
Data analysis to data science
https://youtu.be/JkNd2qEX7gM

Sql top interview questions
https://youtu.be/PNZ-uWdJULY

Why Companies need data base or kaha store karti hai
youtube.com/shorts/5EOrWdHS5Y...

Customer did not make any transition 1581
https://youtu.be/aBkUzZjkFi0
Leet code 1667
youtube.com/shorts/M4evfrcRlr...

๐Ÿ”ฅ Join Groups for the latest Update and Notes:-
whatsapp.com/channel/0029Va53iL3D8SE74GZFsz3i

๐ŸŽฏ Test Your SQL Skills โ€“ Free Quiz!
forms.gle/Afux5noATe5qRgB9A

๐ŸŒˆJoin my YouTube channel for in-depth discussions
youtube.com/@tech_jroshan

๐Ÿ”—let's build a strong professional community together. Connect now!
www.linkedin.com/in/roshan-jha-tech

Please ping your questions or query ๐Ÿ”ฅ

#Python #SQL #DataAnalysis #DataScience #LeetCode #ProblemSolving #Statistics #InterviewQuestions #MachineLearningEngineering

1 week ago | [YT] | 4

Tech - jroshan

What reduces bias?
A) ๐Ÿ”ธRegularization
B) ๐Ÿ”ธMore features
C) ๐Ÿ”ธMore complex model
D)๐Ÿ”ธ Less data

Why Machine Learning Important
youtube.com/shorts/dvxjU4Qm3I...

AI / ML Roadmap
youtube.com/shorts/sw-n3CYyEn...
AI vs ML vs DL vs Data Science
youtube.com/shorts/7t80_oZofX...

Why Feature Engineering
youtube.com/shorts/cGIebgSJ7L...

Machine Learning Over- fitting vs Under-Fitting
youtube.com/shorts/cNKtEshr59...
youtube.com/shorts/WxoKRlYyXO...
Bias- Variance Tradeoff
youtube.com/shorts/K4EoxbWMoA...

Python Complete Roadmap
https://youtu.be/ugn5lbCyfs4?feature=...
SQL Leet Code Questions
https://youtu.be/qKTo8V7QycM?feature=...
Data Science Roadmap
https://youtu.be/tseiCVfAI3g?feature=...
Python Operators
youtube.com/shorts/I-1UkDkv-T...
Data analysis to data science
https://youtu.be/JkNd2qEX7gM

Sql top interview questions
https://youtu.be/PNZ-uWdJULY

Why Companies need data base or kaha store karti hai
youtube.com/shorts/5EOrWdHS5Y...

Customer did not make any transition 1581
https://youtu.be/aBkUzZjkFi0
Leet code 1667
youtube.com/shorts/M4evfrcRlr...

๐Ÿ”ฅ Join Groups for the latest Update and Notes:-
whatsapp.com/channel/0029Va53iL3D8SE74GZFsz3i
๐ŸŽฏ Test Your SQL Skills โ€“ Free Quiz!
forms.gle/Afux5noATe5qRgB9A
๐ŸŒˆJoin my YouTube channel for in-depth discussions
youtube.com/@tech_jroshan
๐Ÿ”—let's build a strong professional community together. Connect now!
www.linkedin.com/in/roshan-jha-tech
Please ping your questions or query ๐Ÿ”ฅ
#Python #SQL #DataAnalysis #DataScience #LeetCode #ProblemSolving #Statistics #InterviewQuestions #MachineLearningEngineering

2 weeks ago | [YT] | 6

Tech - jroshan

Central Limit Theorem applies when sample size is:
A)๐Ÿ”น < 10
B)๐Ÿ”น < 20
C)๐Ÿ”น >= 30
D)๐Ÿ”น >= 5

Why Machine Learning Important
youtube.com/shorts/dvxjU4Qm3I...

AI / ML Roadmap
youtube.com/shorts/sw-n3CYyEn...
AI vs ML vs DL vs Data Science
youtube.com/shorts/7t80_oZofX...

Why Feature Engineering
youtube.com/shorts/cGIebgSJ7L...

Machine Learning Over- fitting vs Under-Fitting
youtube.com/shorts/cNKtEshr59...
youtube.com/shorts/WxoKRlYyXO...
Bias- Variance Tradeoff
youtube.com/shorts/K4EoxbWMoA...

Python Complete Roadmap
https://youtu.be/ugn5lbCyfs4?feature=...
SQL Leet Code Questions
https://youtu.be/qKTo8V7QycM?feature=...
Data Science Roadmap
https://youtu.be/tseiCVfAI3g?feature=...
Python Operators
youtube.com/shorts/I-1UkDkv-T...
Data analysis to data science
https://youtu.be/JkNd2qEX7gM

Sql top interview questions
https://youtu.be/PNZ-uWdJULY

Why do companies need a data base or kaha store karti hai
youtube.com/shorts/5EOrWdHS5Y...

Customer did not make any transition 1581
https://youtu.be/aBkUzZjkFi0
Leet code 1667
youtube.com/shorts/M4evfrcRlr...

๐Ÿ”ฅ Join Groups for the latest Update and Notes:-
whatsapp.com/channel/0029Va53iL3D8SE74GZFsz3i

๐ŸŽฏ Test Your SQL Skills โ€“ Free Quiz!
forms.gle/Afux5noATe5qRgB9A

๐ŸŒˆJoin my YouTube channel for in-depth discussions
youtube.com/@tech_jroshan

๐Ÿ”—let's build a strong professional community together. Connect now!
www.linkedin.com/in/roshan-jha-tech

Please ping your questions or query ๐Ÿ”ฅ

#Python #SQL #DataAnalysis #DataScience #LeetCode #ProblemSolving #Statistics #InterviewQuestions #MachineLearningEngineering

2 weeks ago | [YT] | 4

Tech - jroshan

๐‘น๐’‚๐’๐’ˆ ๐‘ณ๐’‚๐’ˆ๐’‚๐’๐’‚......

Not A Celebration Holi โŒ

Drink Karna not a celebration Holi โŒ

Club me jake dance karna not a celebration Holi โŒ

Holi is a celebration with color for joyful & happiness life.

What you have learned from others.
What you have to teach others.

#HoliCelebration #DigitalIndia #CareerGrowth #DataScienceWithHoli #CareerOpportunity

2 weeks ago | [YT] | 3

Tech - jroshan

Standard normal distribution has mean = ?
A) ๐Ÿ”น1
B) ๐Ÿ”น 0
C) ๐Ÿ”น-1
D) ๐Ÿ”น Any value

Why Machine Learning Important
youtube.com/shorts/dvxjU4Qm3I...

AI / ML Roadmap
youtube.com/shorts/sw-n3CYyEn...

AI vs ML vs DL vs Data Science
youtube.com/shorts/7t80_oZofX...

Why Feature Engineering
youtube.com/shorts/cGIebgSJ7L...

Machine Learning Over- fitting vs Under-Fitting
youtube.com/shorts/cNKtEshr59...
youtube.com/shorts/WxoKRlYyXO...

Bias- Variance Tradeoff
youtube.com/shorts/K4EoxbWMoA...

Python Complete Roadmap
https://youtu.be/ugn5lbCyfs4?feature=...

SQL Leet Code Questions
https://youtu.be/qKTo8V7QycM?feature=...

Data Science Roadmap
https://youtu.be/tseiCVfAI3g?feature=...

Python Operators
youtube.com/shorts/I-1UkDkv-T...
Data analysis to data science
https://youtu.be/JkNd2qEX7gM

Sql top interview questions
https://youtu.be/PNZ-uWdJULY

Why Companies need data base or kaha store karti hai
youtube.com/shorts/5EOrWdHS5Y...

Customer did not make any transition 1581
https://youtu.be/aBkUzZjkFi0

Leet code 1667
youtube.com/shorts/M4evfrcRlr...

๐Ÿ”ฅ Join Groups for the latest Update and Notes:-
whatsapp.com/channel/0029Va53iL3D8SE74GZFsz3i
๐ŸŽฏ Test Your SQL Skills โ€“ Free Quiz!
forms.gle/Afux5noATe5qRgB9A

๐ŸŒˆJoin my YouTube channel for in-depth discussions
youtube.com/@tech_jroshan

๐Ÿ”—let's build a strong professional community together. Connect now!
www.linkedin.com/in/roshan-jha-tech

Please ping your questions or query ๐Ÿ”ฅ
#Python #SQL #DataAnalysis #DataScience #LeetCode #ProblemSolving #Statistics #InterviewQuestions #MachineLearningEngineering

2 weeks ago | [YT] | 3

Tech - jroshan

If covariance = 0, then correlation is:
A) ๐Ÿ”น1
B)๐Ÿ”น 0
C)๐Ÿ”น -1
D)๐Ÿ”น Not defined

Why Machine Learning Important
youtube.com/shorts/dvxjU4Qm3I...

AI / ML Roadmap
youtube.com/shorts/sw-n3CYyEn...
AI vs ML vs DL vs Data Science
youtube.com/shorts/7t80_oZofX...

Why Feature Engineering
youtube.com/shorts/cGIebgSJ7L...

Machine Learning Over- fitting vs Under-Fitting
youtube.com/shorts/cNKtEshr59...
youtube.com/shorts/WxoKRlYyXO...
Bias- Variance Tradeoff
youtube.com/shorts/K4EoxbWMoA...

Python Complete Roadmap
https://youtu.be/ugn5lbCyfs4?feature=...
SQL Leet Code Questions
https://youtu.be/qKTo8V7QycM?feature=...
Data Science Roadmap
https://youtu.be/tseiCVfAI3g?feature=...
Python Operators
youtube.com/shorts/I-1UkDkv-T...
Data analysis to data science
https://youtu.be/JkNd2qEX7gM

Sql top interview questions
https://youtu.be/PNZ-uWdJULY

Why Companies need data base or kaha store karti hai
youtube.com/shorts/5EOrWdHS5Y...

Customer did not make any transition 1581
https://youtu.be/aBkUzZjkFi0
Leet code 1667
youtube.com/shorts/M4evfrcRlr...

๐Ÿ”ฅ Join Groups for the latest Update and Notes:-
whatsapp.com/channel/0029Va53iL3D8SE74GZFsz3i

๐ŸŽฏ Test Your SQL Skills โ€“ Free Quiz!
forms.gle/Afux5noATe5qRgB9A

๐ŸŒˆJoin my YouTube channel for in-depth discussions
youtube.com/@tech_jroshan

๐Ÿ”—let's build a strong professional community together. Connect now!
www.linkedin.com/in/roshan-jha-tech

Please ping your questions or query ๐Ÿ”ฅ


#Python #SQL #DataAnalysis #DataScience #LeetCode #ProblemSolving #Statistics #InterviewQuestions #HackerRank #MachineLearningEngineering

3 weeks ago | [YT] | 4

Tech - jroshan

What is Type-1 error?
A) ๐Ÿ”นAccepting true null
B) ๐Ÿ”นRejecting true null
C) ๐Ÿ”นAccepting false null
D)๐Ÿ”น Rejecting false null

AI / ML Roadmap
youtube.com/shorts/sw-n3CYyEn...
AI vs ML vs DL vs Data Science
youtube.com/shorts/7t80_oZofX...

Why Feature Engineering
youtube.com/shorts/cGIebgSJ7L...

Machine Learning Over- fitting vs Under-Fitting
youtube.com/shorts/cNKtEshr59...
youtube.com/shorts/WxoKRlYyXO...

Bias- Variance Tradeoff
youtube.com/shorts/K4EoxbWMoA...

Python Complete Roadmap
https://youtu.be/ugn5lbCyfs4?feature=...

SQL Leet Code Questions
https://youtu.be/qKTo8V7QycM?feature=...

Data Science Roadmap
https://youtu.be/tseiCVfAI3g?feature=...

Python Operators
youtube.com/shorts/I-1UkDkv-T...

Data analysis to data science
https://youtu.be/JkNd2qEX7gM

Sql top interview questions
https://youtu.be/PNZ-uWdJULY

Why Companies need data base or kaha store karti hai
youtube.com/shorts/5EOrWdHS5Y...

Customer did not make any transition 1581
https://youtu.be/aBkUzZjkFi0

Leet code 1667
youtube.com/shorts/M4evfrcRlr...

๐Ÿ”ฅ Join Groups for the latest Update and Notes:-
whatsapp.com/channel/0029Va53iL3D8SE74GZFsz3i

๐ŸŽฏ Test Your SQL Skills โ€“ Free Quiz!
forms.gle/Afux5noATe5qRgB9A

๐ŸŒˆJoin my YouTube channel for in-depth discussions
youtube.com/@tech_jroshan

๐Ÿ”—let's build a strong professional community together. Connect now!
www.linkedin.com/in/roshan-jha-tech

Please ping your questions or query ๐Ÿ”ฅ

#Python #SQL #DataAnalysis #DataScience #LeetCode #ProblemSolving #Statistics #InterviewQuestions #MachineLearningEngineering

3 weeks ago | [YT] | 3