15 Questions
Which of the following is a cloud computing service provided by AWS?
All of the above
Which programming language is commonly used for data analysis and scientific computing?
Python
What is the purpose of fundamental analysis in the stock market?
To evaluate the intrinsic value of a company
Which of the following is a data visualization tool mentioned in the text?
Tableau
What is the purpose of competitive programming in the context of data analysis?
To practice data structures and algorithms
What is the purpose of using the NH₄Cl and NH₄OH buffer solution in the EDTA method?
To adjust the pH of the solution to 9-10
What is the purpose of using Eriochrome black-T as an indicator in the EDTA method?
To change the color of the solution when the end point is reached
What is the purpose of preparing a standard hard water solution in the EDTA method?
To calibrate the EDTA solution concentration
What is the purpose of dissolving 3.72 grams of sodium salt of EDTA in 1 liter of distilled water?
To prepare a 0.01 M EDTA solution
What is the purpose of evaporating the HCl solution containing dissolved CaCO3 to dryness on a water bath?
To remove the HCl and leave behind pure CaCO3
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?
To indicate the end point of the titration
What is the purpose of the stable, colorless complexes formed between EDTA and Ca^2+ or Mg^2+ ions?
To indicate the end point of the titration
What is the purpose of using a water bath to evaporate the HCl solution containing dissolved CaCO3?
To remove the HCl and leave behind pure CaCO3
What is the purpose of the buffer solution used in the EDTA method?
To adjust the pH of the solution to 9-10
What is the purpose of using a 0.01 M EDTA solution in the EDTA method?
To titrate the standard hard water solution
Test your knowledge on IT skills such as data analysis tools like Tableau, Power BI, Excel, Advanced SQL, TensorFlow, NLP basics; programming languages like Python with Pandas, Numpy and Matplotlib; and development skills including Data Structures and Algorithms.
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