Hortonworks Apache-Hadoop-Developer

Along with the coming of the information age, the excellent IT skills are the primary criterion for selecting talent of enterprises. Hortonworks Certification gives an IT a credential that is recognized in the IT industry. It can act as a passport to a well-rewarded job, smooth the path to promotion or higher earnings. Here, Hortonworks certification Apache-Hadoop-Developer exam (Hadoop 2.0 Certification exam for Pig and Hive Developer) is a very important exam to help you get better progress and to test your IT skills.

How to successfully pass Hortonworks Apache-Hadoop-Developer certification exam? Don't worry. With DumpKiller, you will sail through your Hortonworks Apache-Hadoop-Developer exam.

DumpKiller is a website that provides the candidates with the excellent IT certification exam materials. The Hortonworks certification training Apache-Hadoop-Developer bootcamp on DumpKiller are on the basis for the real exam and are edited by our experienced IT experts. These dumps have a 99.9% of hit rate. So, we're sure it absolutely can help you pass Hortonworks Apache-Hadoop-Developer exam and get Hortonworks certificate and you don't need to spend much time and energy on preparing for Apache-Hadoop-Developer exam.

DumpKiller provides you with the most comprehensive and latest Hortonworks exam materials which contain important knowledge point. And you just need to spend 20-30 hours to study these Apache-Hadoop-Developer exam questions and answers from our Apache-Hadoop-Developer dumps.

One year free update for all our customers. If you purchase DumpKiller Hortonworks Apache-Hadoop-Developer practice test materials, as long as Apache-Hadoop-Developer questions updates, DumpKiller will immediately send the latest Apache-Hadoop-Developer questions and answers to your mailbox, which guarantees that you can get the latest Apache-Hadoop-Developer materials at any time. If you fail in the exam, please send the scanning copy of your Apache-Hadoop-Developer examination report card provided by the Test Center to the Email address on our website. After confirming, we will give you FULL REFUND of your purchasing fees. We absolutely guarantee you interests.

Before you decide to buy Hortonworks Apache-Hadoop-Developer exam dumps on DumpKiller, you can download our free demo. In this way, you can know the reliability of DumpKiller.

No matter what level you are, when you prepare for Hortonworks Apache-Hadoop-Developer exam, we're sure DumpKiller is your best choice.

Don't hesitate. Come on and visit DumpKiller.com to know more information. Let us help you pass Apache-Hadoop-Developer exam.

Easy and convenient way to buy: Just two steps to complete your purchase, we will send the Apache-Hadoop-Developer braindump to your mailbox quickly, you only need to download e-mail attachments to get your products.

Hortonworks Hadoop 2.0 Certification exam for Pig and Hive Developer Sample Questions:

1. Which two of the following statements are true about Pig's approach toward data? Choose 2 answers

A) Accepts tab-delimited text data only
B) Accepts data whether it has metadata or not
C) Accepts only data that has a key/value pair structure
D) Accepts any data: structured or unstructured
E) Accepts only data that is defined by metadata tables stored in a database

2. Which one of the following statements describes a Hive user-defined aggregate function?

A) Operates on multiple input rows and creates a single row as output
B) Operates on multiple input rows and produces a table as output
C) Operates on a single input row and produces a single row as output
D) Operates on a single input row and produces a table as output

3. You need to run the same job many times with minor variations. Rather than hardcoding all job configuration options in your drive code, you've decided to have your Driver subclass org.apache.hadoop.conf.Configured and implement the org.apache.hadoop.util.Tool interface.
Indentify which invocation correctly passes.mapred.job.name with a value of Example to Hadoop?

A) hadoop setproperty ("mapred.job.name=Example") MyDriver input output
B) hadoop MyDriver mapred.job.name=Example input output
C) hadoop setproperty mapred.job.name=Example MyDriver input output
D) hadoop "mapred.job.name=Example" MyDriver input output
E) hadoop MyDrive -D mapred.job.name=Example input output

4. Examine the following Pig commands:

Which one of the following statements is true?

A) Each MapReduce task will terminate after executing for 0.2 minutes
B) The SAMPLE command generates an "unexpected symbol" error
C) A random sample of approximately 20% of the data will be output
D) The reducers will only output the first 20% of the data passed from the mappers

5. You need to perform statistical analysis in your MapReduce job and would like to call methods in the Apache Commons Math library, which is distributed as a 1.3 megabyte Java archive (JAR) file. Which is the best way to make this library available to your MapReducer job at runtime?

A) Package your code and the Apache Commands Math library into a zip file named JobJar.zip
B) When submitting the job on the command line, specify the -libjars option followed by the JAR file path.
C) Have your system administrator copy the JAR to all nodes in the cluster and set its location in the HADOOP_CLASSPATH environment variable before you submit your job.
D) Have your system administrator place the JAR file on a Web server accessible to all cluster nodes and then set the HTTP_JAR_URL environment variable to its location.

Solutions: