Please check my answering question 16-20, if wrong give me the correct answer thank you Question 16Here is a preview of the DataFrame containingsessions for a web app.DEVICE active login.idMOBILEyes12347bDESKTOPno11821Complete the code to return the output.el'device'l-at....1.applylate.capitalize)print felDEVICE active login.id device.MOBILEyea12347 MobileDESKTOPDO 11821 Desktop"DEVICE'Question 17Give the resulting value when the following codeis run.r = 5V=4/3* (math.pl (3))print (V)Note: Provide the answer in 4 significant figures.Your Answer: 523.6Question 18Which of the following functions is used toconvert a list to an array?A np()B numpyoCarray()(D) list)Question 19Titles are automatically generated by the show()function.True(F) FalseQuestion 201What is the syntax used in replacing NaN valueswith zeros in a dataset? Select all that applies.A notna(0)(B) replace(np.nan, 0)(C) dropna(0)D fillna(0)abA) device(B) "device(C) DEVICE

Here we have given correct answers for the given questions. You can find the solution in step 2.

Question 16 Here is a preview of the DataFrame containing sessions for a web app. DEVICE active login.id B MOBILE yes 12347 b DESKTOP no 11821 Complete the code to return the output. l'device a 1.applyiste.capitalsse) printiel DEVICE active login.id device G MOBILE yes 12347 Mobile b DESKTOP DO 11821 Desktop A device (B) "device (C) DEVICE D DEVICE Question 17 Give the resulting value when the following code is run. r=5 V-4/3 (math.pi* (**3)) print (V) Note: Provide the answer in 4 significant figures. Your Answer: 523.6 Question 18. Which of the following functions is used to convert a list to an array? (A) np B) numpy0 array() D list) Question 19 Titles are automatically generated by the show() function. T True F False Question 20 What is the syntax used in replacing NaN values. with zeros in a dataset? Select all that applies. (A) notna(0) (B) replace(np.nan, 0) C dropna(0) D fillna(0)

Question 16 Here is a preview of the DataFrame containing sessions for a web app. DEVICE active login.id B MOBILE yes 12347 b DESKTOP no 11821 Complete the code to return the output. l'device a 1.applyiste.capitalsse) printiel DEVICE active login.id device G MOBILE yes 12347 Mobile b DESKTOP DO 11821 Desktop A device (B) "device (C) DEVICE D DEVICE Question 17 Give the resulting value when the following code is run. r=5 V-4/3 (math.pi* (**3)) print (V) Note: Provide the answer in 4 significant figures. Your Answer: 523.6 Question 18. Which of the following functions is used to convert a list to an array? (A) np B) numpy0 array() D list) Question 19 Titles are automatically generated by the show() function. T True F False Question 20 What is the syntax used in replacing NaN values. with zeros in a dataset? Select all that applies. (A) notna(0) (B) replace(np.nan, 0) C dropna(0) D fillna(0)

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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