I am already certified with Spark 1.6, what is your recommendation for this certification preparation?

I am already certified with Spark 1.6, what is your recommendation for this certification preparation?

CRT020 Spark Scala Certification CRT020 : PySpark Databricks Certification Hortonworks HDPSCD2019 Spark Scala Certification Exam Spark Professional Training Spark SQL Hands Training  PySpark : HandsOn Professional Training PySpark Structured Streaming Read Spark SQL Fundamental and Cookbookhttps://sites.google.com/training4exam.com/spark-sql-2-x-fundamentals/ Spark Interview Questions Cloudera CCA175 Hadoop and Spark Developer Certifications

Answer: Its good, then for preparing for this certification is even easier for you. Because the API in Spark 2.x is much easier to use compare to RDD API. 

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