BloomTech’s Downfall: A Long Time Coming

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LinkedIn Learning

CompTIA Data+ (DA0-001) Cert Prep: Domain 2.0 Data Mining

via LinkedIn Learning

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Overview

Learn about data mining as you prepare for the CompTIA Data+ (DA0-001) exam.

Syllabus

Introduction
  • Data mining
  • What you need to know
1. Data Acquisition and Integration
  • ETL and ELT processes
  • Public databases
  • Application programming interfaces (APIs)
  • Web scraping
  • Surveys and observation
  • Sampling
2. Cleaning and Profiling Datasets
  • Duplicate and redundant data
  • Missing data
  • Invalid data and outliers
  • Handling outliers
3. Data Manipulation Techniques
  • Sorting data
  • Filtering data
  • Aggregating data
  • Recoding data
  • Data transposition
  • Data normalization
  • String manipulation
  • Working with dates
  • Derived values
  • Combining datasets
4. Query Optimization
  • Indexing
  • Record subsets
  • Query execution plans
  • Parameterization
Next Steps
  • Continuing your studies

Taught by

Mike Chapple

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