Top 10 In-demand IT Certification Courses for freshers in 2021

Hadoop Administration is one of the work-life balanced jobs along with promising career growth. It is the in-demand profile in the IT sector to take care of various roles and responsibilities in the big data processing. The key responsibilities of the Hadoop Administrator are cluster management, backup and recovery of big data, and business data maintenance. They have to maintain and support HDFS, plan, and screen of Hadoop cluster, track networks, and connectivity problems and manage Hadoop users. They should have in-depth HBase knowledge, Hive experience, and strong scripting skills in Linux and UNIX platforms for obtaining jobs in the Hadoop domain. Following are the detailed and general responsibilities of Hadoop Administrators in any organization. Installation and configuration of software applications Checking database connectivity to applications Verifying security measurements of database connectivity Optimize disk space for managing the big data Automate manual processes for q...

Apache Kafka is a widely used framework for implementing stream processing. It is developed by Apache Software Foundation as an open-source software platform and it is written in Java and Scala. Apache Kafka aims to offer a high-throughput, low-latency, and unified platform for managing real-time data feeds. It can be integrated with external systems using Kafka connect to utilize Kafka streams for Java Stream Processing. Kafka is the platform that utilizes a binary TCP-based protocol optimized for efficiency and depends on a “message set” to reduce the overhead of the network trips. Kafka allows users to publish data to any number of systems or real-time applications with subscription options and it includes managing passenger and driver matching for companies to extract real-time analytics and predictive maintenance. Kafka supports two types of topics as regular and compacted. Regular topics are used to configure a retention time or space-bound. Kafka allows deleting the old data to ...