Question-6: What all are the topics asked in the Databricks Spark certification exam?

Answer: You will be asked question on following topics

  • Basic concepts of Apache Spark
  • Spark Structured Streaming (Concepts + Programming questions)
  • Architecture of Apache Spark which include following topics
    • Driver Program
    • Cluster Manager
    • Client Mode vs Cluster Mode
    • Executors and Tasks
    • SparkSession
  • Spark Performance optimization and debugging the performance issues.
    • You must understand stages, tasks etc. concepts
    • You should be able to check where to use cache
    • What is the use of checkpointing
  • Spark SQL
    • You should be well versed to writing SQL queries using Spark SQL Platform
    • You should be able to use DataFrame/Dataset API
    • You should be able to select correct queries or code snippet for expected result
    • You should be able to select correct output based on the given code snippet
  • GraphFrame:
    • You should be able to answer various graph problems.
    • Lot of questions are already included in http://www.HadoopExam.com certification simulator
  • Deploying applications in Cluster