Which of the following nodes convert sql data to knime data?

Which of the following is a data load node in knime?

Which of the following is not a row filter method?

We have data showing the age of university students. The data type is a string. Which of the following nodes would you use to fix the data type?

Which of the following is not a data type supported by KNIME?

What is the KNIME Hub?

Which of the following nodes is used to join two tables under one another?

Which of the following node is used to sort the column by weighting?

    country        population(billion)

    china                  1.5

       us                     0.32

        ...                         ...

We have a data set as above, if we run the following code on the string manipulation node with this data, what will be the result for the first row?

joinSep("_", $ country$,  $ population$ )

Which of the following is the node used for the mean comparison test for a sample?