Power BI Interview Questions for Analyst / BI Roles
What does the DAX CALCULATE() function do?
It changes the filter context of a measure to control how calculations are evaluated.
What is the ALL() function in DAX?
It removes existing filters, often used to calculate grand
What does the DAX CALCULATE() function do?
It changes the filter context of a measure to control how calculations are evaluated.
What is the ALL() function in DAX?
It removes existing filters, often used to calculate grand
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SQL GROUP BY and AGGREGATION (Interview Essentials)
1. What is GROUP BY in SQL?
GROUP BY groups rows with the same values into a single group.
It is used with aggregate functions and returns one row per group.
Example: Find total salary per department
Logic:
• https://t.co/VyrLi9lniK
1. What is GROUP BY in SQL?
GROUP BY groups rows with the same values into a single group.
It is used with aggregate functions and returns one row per group.
Example: Find total salary per department
Logic:
• https://t.co/VyrLi9lniK
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If you've mastered Excel, SQL, and Power BI or Tableau, you've learned half of the knowledge needed to be a great #dataanalyst.
We talk a lot about our tech stacks because tech skills are measurable--either you know how to use window functions, or you don't;
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We talk a lot about our tech stacks because tech skills are measurable--either you know how to use window functions, or you don't;
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Data Analyst Interview Questions (Freshers) 📊
1) What does a Data Analyst do?
A Data Analyst turns raw data into insights that help businesses make better decisions.
2) What skills are required for a Data Analyst?
SQL, Excel, data visualization tools (Power BI/Tableau), https://t.co/7HIp03PwMM
1) What does a Data Analyst do?
A Data Analyst turns raw data into insights that help businesses make better decisions.
2) What skills are required for a Data Analyst?
SQL, Excel, data visualization tools (Power BI/Tableau), https://t.co/7HIp03PwMM
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❌ Power BI alone won’t make you Data Analyst
❌ Power BI cannot get you a 18 LPA job offer
❌ Power BI cannot be mastered in 2 days
❌ Power BI is not just colorful dashboard
❌ Power BI is not simple “drag and drop”
❌ Power BI isn’t for Data Analysts only
👇
👇 https://t.co/6WGmLo8lZ9
❌ Power BI cannot get you a 18 LPA job offer
❌ Power BI cannot be mastered in 2 days
❌ Power BI is not just colorful dashboard
❌ Power BI is not simple “drag and drop”
❌ Power BI isn’t for Data Analysts only
👇
👇 https://t.co/6WGmLo8lZ9
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SQL Window Functions Interview Quick Guide
1. What are window functions?
Window functions perform calculations across related rows without reducing the result set.
Each row retains its detail while gaining additional analytical values.
Syntax:
OVER (PARTITION BY, ORDER BY)
2. https://t.co/tUjzaWELxj
1. What are window functions?
Window functions perform calculations across related rows without reducing the result set.
Each row retains its detail while gaining additional analytical values.
Syntax:
OVER (PARTITION BY, ORDER BY)
2. https://t.co/tUjzaWELxj
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7 Data Analytics Myths (Busted) 📊🚀
❌ Need to be a math genius → ✅ Basic math + logic works
❌ Learn every tool first → ✅ Master Excel, SQL, 1 BI tool
❌ It’s only numbers → ✅ It’s data storytelling
❌ Must code like a dev → ✅ SQL + basic Python/R is enough
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❌ Need to be a math genius → ✅ Basic math + logic works
❌ Learn every tool first → ✅ Master Excel, SQL, 1 BI tool
❌ It’s only numbers → ✅ It’s data storytelling
❌ Must code like a dev → ✅ SQL + basic Python/R is enough
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Your first dashboard won’t be perfect.
Neither was your first dataset.
Keep building.
Neither was your first dataset.
Keep building.
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Excel formulas don’t need to be complicated.
But some of them are essential if you work with data.
Here are a few Excel functions you should know, with simple examples.
-- IF
Used for basic decision making
Example: =IF(A2>=50,"Pass","Fail")
-- VLOOKUP / XLOOKUP
Used to fetch https://t.co/LQj9G0pc6X
But some of them are essential if you work with data.
Here are a few Excel functions you should know, with simple examples.
-- IF
Used for basic decision making
Example: =IF(A2>=50,"Pass","Fail")
-- VLOOKUP / XLOOKUP
Used to fetch https://t.co/LQj9G0pc6X
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#Question
What is feature engineering, and why is it important in building #machinelearning models?
What is feature engineering, and why is it important in building #machinelearning models?
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Data Analysis is not Power BI.
Data Analysis is not Python.
Data Analysis is not Excel.
Data Analysis is not SQL.
Data Analysis is the silent hero pulling strings behind the curtain to transform raw, unstructured data into meaningful insights.
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Data Analysis is not Python.
Data Analysis is not Excel.
Data Analysis is not SQL.
Data Analysis is the silent hero pulling strings behind the curtain to transform raw, unstructured data into meaningful insights.
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Bro😭😭😭😭 https://t.co/dcuHdhg7uk
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As January is already unfolding, yet the year is still full of promise.
May this year bring growth, peace, and small wins that lead to big dreams.
✨ Share one goal you have for this year, this month, or even just this week. 🤍🧿 https://t.co/f6KEmATAuq
May this year bring growth, peace, and small wins that lead to big dreams.
✨ Share one goal you have for this year, this month, or even just this week. 🤍🧿 https://t.co/f6KEmATAuq
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Good morning Techies 🔥
Ever wondered what the difference is between a #DataAnalyst and a #DataScientist? Both roles are in high demand, but they tackle data in different ways. https://t.co/X4xpQhNIb0
Ever wondered what the difference is between a #DataAnalyst and a #DataScientist? Both roles are in high demand, but they tackle data in different ways. https://t.co/X4xpQhNIb0
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Best way to learn data analytics
1️⃣ Watch a tutorial
2️⃣ Immediately practice wht u learned
3️⃣ Build real projects
Only watching videos = no retention ❌
No projects = can’t solve real job problems ❌
Projects turn learning into offers
Recruiters don’t hire notes they hire proof https://t.co/T7y4j4u6zt
1️⃣ Watch a tutorial
2️⃣ Immediately practice wht u learned
3️⃣ Build real projects
Only watching videos = no retention ❌
No projects = can’t solve real job problems ❌
Projects turn learning into offers
Recruiters don’t hire notes they hire proof https://t.co/T7y4j4u6zt
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Interview questions I see frequently:
"Fetch FIRST_NAME using alias WORKER_NAME"
"Convert FIRST_NAME to upper case"
"Find position of 'b' in first name 'Amitabh'"
"Remove white spaces from right side of FIRST_NAME"
"Print FIRST_NAME and LAST_NAME as COMPLETE_NAME"
These test https://t.co/WxvP27OB9e
"Fetch FIRST_NAME using alias WORKER_NAME"
"Convert FIRST_NAME to upper case"
"Find position of 'b' in first name 'Amitabh'"
"Remove white spaces from right side of FIRST_NAME"
"Print FIRST_NAME and LAST_NAME as COMPLETE_NAME"
These test https://t.co/WxvP27OB9e
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Built my first Excel Dashboard using pivot tables and slicers.
Still learning, but proud of the progress.
Feedback is welcome. 🙏 https://t.co/s6AKwfvU97
Still learning, but proud of the progress.
Feedback is welcome. 🙏 https://t.co/s6AKwfvU97
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I've built a personal finance tracker
Comment TRACKER in the comment section if interested
Comment TRACKER in the comment section if interested
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All these Templates done,Ready to drop the Project of the Week . https://t.co/hPksCjd004
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If you already know SQL, learning Snowflake is your smartest move this year.
Not because Snowflake is trendy.
Because it's the bridge between SQL skills and cloud data platforms.
Most data professionals know how to query data.
Few know how to build and scale data systems.
Not because Snowflake is trendy.
Because it's the bridge between SQL skills and cloud data platforms.
Most data professionals know how to query data.
Few know how to build and scale data systems.
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Content Writer||5k+linkedinfamiIy||influencer||Teacher||Open for Brand Collaboration and Promotion ||Computer science ||SQL || Python || PowerBI
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Data Analyst | Helping SaaS ,Web3 ,Startups, Founders and Businesses Uncover opportunities, Optimize Performance📈 and Scale Faster Through Data 📊.
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