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PySpark and AWS: Master Big Data with PySpark and AWS - Solution (Select, Withcolumn, Filter)

PySpark and AWS: Master Big Data with PySpark and AWS - Solution (Select, Withcolumn, Filter)

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

The video tutorial guides viewers through a data manipulation task using Python and Pandas. It covers reading data from a CSV file, creating a DataFrame, adding new columns for total and average marks, filtering students based on their performance in specific courses, and displaying the results. The tutorial emphasizes practical coding techniques and provides step-by-step instructions for each task.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in processing the student data for the quiz?

Display the data in a table

Filter students based on marks

Read data from a CSV file

Create a new column for average marks

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you add a new column for total marks in the DataFrame?

Use a select statement

Use a filter statement

Use the withColumn notation

Use a groupBy statement

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What operation is performed to calculate the average marks of students?

Add obtained marks to total marks

Divide obtained marks by total marks and multiply by 100

Multiply obtained marks by total marks

Subtract total marks from obtained marks

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which condition is used to filter students who scored more than 80% in the OOP course?

Course is not equal to OOP

Course is equal to Cloud and average is greater than 80%

Course is equal to OOP and average is greater than 80%

Average is less than 80%

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the filter statement in the context of the OOP course?

To add a new column

To calculate total marks

To select specific columns

To filter students based on course enrollment and marks

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the minimum percentage required to filter students in the Cloud course?

60%

50%

80%

70%

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which statement is used to filter students who scored more than 60% in the Cloud course?

Join statement

Select statement

GroupBy statement

Filter statement

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