Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

5 Questions

0 Views

HDFS Block Size and Data Cleaning

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the minimum amount of data that a disk can read or write in HDFS?

Block size (correct)

Byte size

Sector size

Heap

What is the primary goal of data cleaning?

To improve data accessibility

To correct the wrong data (correct)

To eliminate irrelevant data

To remove duplicate entries

Which of the following is NOT a purpose of data cleaning?

To enhance data visualization (correct)

To remove noisy data

To validate data entries

To correct inconsistencies in data

Which statement about block size in HDFS is correct?

<p>Block size determines how data is stored on disk.</p> Signup and view all the answers

What does data cleaning typically involve?

<p>Standardizing data formats</p> Signup and view all the answers

Study Notes

Minimum Data Amount in HDFS

The minimum amount of data a disk can read or write in HDFS is determined by the block size.

Data Cleaning Purposes

Data cleaning is used to remove noisy data.
Data cleaning is used to correct incorrect data.
Data cleaning is used to correct inconsistencies in the data.
All of these purposes are encompassed in the goal of data cleaning.

Studying That Suits You

Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

Description

This quiz covers essential concepts related to the minimum data amount in HDFS, specifically focusing on block sizes. Additionally, it explores the various purposes of data cleaning, including the removal of noisy data and correcting inconsistencies. Test your knowledge on these critical topics in data management.