IT Skills Quiz: Tableau, Power BI, Excel, Advanced SQL, TensorFlow, NLP, Python Programming, Data Structures
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Questions and Answers

Which of the following is a cloud computing service provided by AWS?

  • Redshift
  • Glue
  • Cloudformation
  • All of the above (correct)
  • Which programming language is commonly used for data analysis and scientific computing?

  • HTML
  • PHP
  • CSS
  • Python (correct)
  • What is the purpose of fundamental analysis in the stock market?

  • To evaluate the intrinsic value of a company (correct)
  • To analyze historical stock price patterns
  • To identify trading signals based on technical indicators
  • To calculate the optimal investment amount for a Systematic Investment Plan (SIP)
  • Which of the following is a data visualization tool mentioned in the text?

    <p>Tableau</p> Signup and view all the answers

    What is the purpose of competitive programming in the context of data analysis?

    <p>To practice data structures and algorithms</p> Signup and view all the answers

    What is the purpose of using the NH₄Cl and NH₄OH buffer solution in the EDTA method?

    <p>To adjust the pH of the solution to 9-10</p> Signup and view all the answers

    What is the purpose of using Eriochrome black-T as an indicator in the EDTA method?

    <p>To change the color of the solution when the end point is reached</p> Signup and view all the answers

    What is the purpose of preparing a standard hard water solution in the EDTA method?

    <p>To calibrate the EDTA solution concentration</p> Signup and view all the answers

    What is the purpose of dissolving 3.72 grams of sodium salt of EDTA in 1 liter of distilled water?

    <p>To prepare a 0.01 M EDTA solution</p> Signup and view all the answers

    What is the purpose of evaporating the HCl solution containing dissolved CaCO3 to dryness on a water bath?

    <p>To remove the HCl and leave behind pure CaCO3</p> Signup and view all the answers

    What is the purpose of the wine-red colored complex formed between Ca^2+ and Mg^2+ ions with Eriochrome black-T at pH 9-10?

    <p>To indicate the end point of the titration</p> Signup and view all the answers

    What is the purpose of the stable, colorless complexes formed between EDTA and Ca^2+ or Mg^2+ ions?

    <p>To indicate the end point of the titration</p> Signup and view all the answers

    What is the purpose of using a water bath to evaporate the HCl solution containing dissolved CaCO3?

    <p>To remove the HCl and leave behind pure CaCO3</p> Signup and view all the answers

    What is the purpose of the buffer solution used in the EDTA method?

    <p>To adjust the pH of the solution to 9-10</p> Signup and view all the answers

    What is the purpose of using a 0.01 M EDTA solution in the EDTA method?

    <p>To titrate the standard hard water solution</p> Signup and view all the answers

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