Preparing For Cloudera Hadoop Certification
Hadoop Developer certification course from Cloudera can be stated as the most popular certified course. This is primarily related to Hadoop community and the Big data. Preparing for this exam needs a lot of professional tips and mostly from the successful candidates. For that, you need to learn Hadoop in the practical sense. In case, you are a newbie in this field, then better start your research by understanding more about Hadoop. It can be defined as an open source framework, mostly categorized for distribution storage and processing. The programming section is primarily segmented under the commodity hardware category. This primarily relies on a parallel file segment and connected through high-speed networking platform.
Proper tips to follow
It is always advisable to follow tips as mentioned by leading professionals. Listed below, are some of the best tips:
- A reliable Guidebook can prove to be an invaluable companion for the practitioners, in order to clear the exam.
- Always look for those books, which can cover the conceptualized questions, associated with the test.
- It is better to grab the latest edition, which can cover YARN.
- You must not overlook the related Apache projects, associated with Hadoop ecosystem. Some of those procedures are Oozie, Pig, Hive, HBase, and Flume.
- There are certain questions, which can test the basic understanding procedures of the topics.
- You are asked to refer to any related chapters, and get in touch with the videos and tutorials, available online.
Ways to use Sqoop
The most primitive way, to start the search, is by creating a simple table, associated with MySQL or other database, of your choice.
- After creating the framework, you need to import the data into the field of HDFS, and in Hive, as well.
- You need to be aware of the features, associated with SQoop tool. For that, reliable user guide books and manuals are available from both online as well as retail stores.
- Moreover, you need to be aware of the FS shell commands, which can help in manipulating the HDFS’s files.
Offering hands-on examples
In order to clear the exam with flying colors, you need to be aware of the hands-on practical essence. This is primarily associated with MapReduce period and programming sessions. There are loads of options, associated with CCD-410 exam, which will talk about a possible or outcome result. The set is mainly based on the MapReduce code snippet. You need to be aware of the laws and practice the steps, accordingly. Understand various ways to convert common SQL data accessible platforms into the paradigm of MapReduce.
Answering the vital questions
Moreover, there is a plethora of questions, which can test the familiarity of the available key classes, associated with the driver class and the methods, already in use. You need to be aware of the basic Java understanding courses, along with the programming concepts. It is not a hard task for those, associated with Java environment, for long. For the others, there are specialized basic courses, mostly dedicated for the fresher. They need to be a part of refresher Java courses. You need to pay attention towards strong handling, regular expression, collection framework and arrays processing.