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Covers data science tools, Hadoop, Spark, data lake ecosystems, CAP theorem, batch vs. stream processing, HDFS, Hive, Parquet, ORC, and MapReduce architecture.
Discusses the OAuth 2.0 Authorization Framework, client challenges, authorization grants, and security vulnerabilities like phishing attacks and session fixation.
Explores challenges in new data centers, large internet service growth, power consumption, availability, storage management, software layers, and energy efficiency.