Explanation:The block format tracks only the locations and sizes of blocks of data. 8. Which of the following is used for testing for membership in the list of column names ?
A. in
B. out
C. elseif
D. None of the Mentioned
Answer:A
Explanation:The block format tracks only the locations and sizes of blocks of data. 8. Which of the following is used for testing for membership in the list of column names ?
A. in B. out C. elseif D. None of the Mentioned
Explanation:For DataFrames, likewise, in applies to the column axis. 9. Which of the following indexing capabilities is used as a concise means of selecting data from a pandas object ?