472 interview questions for Blockchain Expert (2024)

28 votes2151 runs0 comment

14 votes2072 runs1 comment

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machine learning

deep learning

Martinat Sep 19, 2022

11 votes2134 runs0 comment

11 votes930 runs0 comment

machine learning

missing data

Martinat Apr 4, 2022

11 votes429 runs0 comment

virtual machine

Maximeat Nov 7, 2022

10 votes2075 runs4 comments

10 votes2025 runs0 comment

9 votes891 runs1 comment

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Martinat Mar 14, 2022

7 votes2105 runs0 comment

7 votes835 runs0 comment

machine learning

missing data

Martinat Apr 4, 2022

7 votes737 runs0 comment

scikit-learn

logistic regression

7 votes700 runs0 comment

neural network

back propagation

6 votes1970 runs0 comment

6 votes904 runs0 comment

hyperparameters

Martinat Mar 15, 2022

6 votes868 runs0 comment

machine learning

Martinat Mar 15, 2022

6 votes444 runs0 comment

NLP (Natural language processing)

named entity recognition

472 interview questionsfor Blockchain Expert (2024)

Test your technical skills before an interview of Blockchain Expert with 472 corrected questions. Beginner, Intermediate or Expert level.

472 interview questionsfor Blockchain Expert (2024)

Test your technical skills before an interview of Blockchain Expert with 472 corrected questions. Beginner, Intermediate or Expert level.

Write a SQL query to retrieve the list of employees with a salary greater than 5100.

Update a column in an SQL table

Select only distinct values in a column using SQL

Which SQL keyword is used to sort the result of a SELECT statement?

What is the relation between Artificial intelligence (AI), machine learning and deep learning?

Write a SQL query to insert data into a table

How to handle missing data in a given training data set ?

What does EVM stand for?

Write the SQL query to delete a column from a table

Write a SQL query to retrieve the products with a price less than 1000 and sort the results in descending order of price.

Write a SQL query to retrieve the titles of books written by 'John Smith'.

What is the missing word in the following sentence: Overfitting is the production of a model that corresponds too closely to the training data set and may therefore fail to fit other data sets and so fail to perform any reliable forecast.

How to delete an SQL table?

How to handle missing data in a given training data set ?

What is the value of the decision threshold used with logistic regression in Scikit-learn?

How is the error calculated during back propagation in a neural network?

Write a SQL query to get the total order amount for each customer.

The validation set is used to provide frequent and unbiased evaluations of the model’s fit on the training set while tuning its hyperparameters/parameters: in other words,the model is found and then tested on the validation set before to be improved once again.

What is the missing word in the following sentence: Overfitting is the production of a model that corresponds too closely to the training data set and may therefore fail to fit other data sets and so fail to perform any reliable forecast.

What does NER mean?