COMPUTER NETWORKING

DATA LINK LAYER WIRED NETWORKS

MULTIPLE ACCESS PROTOCOLS MAC

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
use of length field in a data frame
A
total size of the frame
B
total size of the data
C
size of mac address
D
none of the above
Explanation: 

Detailed explanation-1: -The size of the DataFrame is nothing but the number of rows * the number of columns. When it comes to Pandas Series, it will return a number of rows. Using the shape attribute we can get the shape of DataFrame, which is nothing but the number of rows and columns as a tuple.

Detailed explanation-2: -pandas.DataFrame. Display the number of rows, columns, etc.: df.info() Get the number of rows and columns: df.shape. Get the number of rows: len(df) Get the number of columns: len(df.columns) pandas.Series. Get the number of elements: len(s), s.size. 09-Apr-2023

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