Big Data Assessment Test

Candidates Assessed

23723+

Organisations Served

126+

iMocha’s Big Data skills test is the preferred pre-employment test for recruiters and hiring managers to hire job-fit candidates for roles such as Big Data Developer, Big Data Specialist, Big Data Expert, Big Data Engineer, and Big Data Consultant. Our test has helped our customers to reduce hiring cost by 40% and increase in interview-to-selection ratio by 62%.

About Big Data Assessment Test

Big Data is a data set term that describes the large volume of data for a structured, semi-structured and unstructured type that has the potential to be mined for information. It includes and integrates many new types of data and data management alongside traditional data. Big Data is also defined by the 4 Vs namely - Volume, Velocity, Variety, Value. A Big Data developer is a person who must have an ability to take the ownership of all business problems and define the right solutions for them. The Big Data developer also needs to interface with the product team to gather, understand and translate requirements into the agile delivery process.

Big Data assessment test helps recruiters and hiring managers to assess candidate’s ability to work on Hadoop, Hive, and Pig etc. iMocha’s Big Data developer assessment test is created & validated by experienced Subject Matter Experts (SME) to assess & hire Big Data developer as per industry standards.

Are you a jobseeker looking to sharpen your skills?

Test Summary

Big Data skills assessment test helps you to screen the candidates who possess traits as follows: 

  • Working knowledge of batch frameworks  
  • Strong experience of working on HDFS, Hive, MapReduce, etc. 
  • Excellent in performance tuning and optimization techniques 
  • Understanding of distributed querying, horizontal sharing/data partitioning concepts  

iMocha’s Big Data skills assessment test has a unique set of questions. You can also create or ask us to create a customized test that includes questions which are specific to your job requirement.  

Our powerful reporting helps you to analyze section wise performance of candidate to gauge his/her strengths and weaknesses. Moreover, you can always use our candidate ranking tool to screen the best performing candidate amongst others.  

Big Data skills test will evaluate a candidate’s practical knowledge and will identify whether the candidate is ready to be employed. Big Data assessment test can be taken by the candidate from anywhere in the comfort of their time zone. 

Big Data skill test may contain MCQ's (Multiple Choice Questions), MAQ's (Multiple Answer Questions), Fill in the Blanks, Descriptive, Whiteboard Questions, Audio / Video Questions, LogicBox (AI-based Pseudo-Coding Platform), Coding Simulations, True or False Questions, etc. 

Test Duration: 20 minutes

No. of Questions: 15

Level of Expertise: Entry/Mid/Expert

Useful for hiring

  • Big Data Developer
  • Big Data Specialist
  • Big Data Expert
  • Big Data Engineer
  • Big Data Consultant

Topics Covered


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HDFS

iMocha’s big data assessment test helps recruiters and employers to evaluate candidate’s understanding about Hadoop Distributed File System (HDFS) which is used to handle large data set

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Oozie

This test evaluates candidate’s understanding about Oozie workflow schedular which combines multiple jobs sequentially into one logical unit of work

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Map Reduce

Our big data skill test assesses candidate’s knowledge about map reduce model that processes vast data set with a parallel or distributed algorithm on a cluster

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Flume

This test helps employers to check applicant’s understanding about flume which is used to collect and move large amounts of unstructured data from multiple data sources

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Hive

Our test assesses candidate’s proficiency in using hive framework which is used to read, write, and manage large amount of data and process this large data set

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Pig

This test evaluates candidate’s understanding about Pig scripting language which is used to analyze large dataset and data manipulation operations

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Sqoop

Our big data skills assessment test evaluates candidate’s ability to use Sqoop big data tool which is used to transfer data between Hadoop and relational database servers

Sample Questions

Choose from our 100,000+ question library or add your own questions to make powerful custom tests

Question types:

Multiple Option

Topic:

-

Difficulty:

Easy


Q 1. Assume that we have input data file below:

1,2,3
3,1,2
5,6,3

What is the output when running this script?

A=LOAD'input1'USINGPigStorage(',') 
AS(f1:int, f2:int);
B=LOAD'input1'USINGPigStorage(',') 
AS(f1:int, f2:int);
D=UNIONB,A;
X=FILTERDBY(f1==8)OR(NOT(f1+f2>3));
dumpX;
(1,2)
(1,2)
Run without output
Syntax error

Question types:

Multiple Option

Topic:

-

Difficulty:

Easy


Q 2. Which option can be used to drop a partition in Hive?
hive> ALTER TABLE student DROP [IF EXISTS]
> PARTITION (year=’1991’);
hive> Modify TABLE student DROP [IF EXISTS]
> PARTITION (year=’1991’);
hive> Update TABLE student DROP [IF EXISTS]
> PARTITION (year=’1991’);
hive> ALTER TABLE student REMOVE [IF EXISTS]
> PARTITION (year=’1991’);

Sample Report

View Full Report . . .

Skill wise performance report by iMocha

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You can customize this test by

difficulty level
Setting difficulty level of test      

Choose easy, medium or hard questions from our skill libraries to assess candidates of different experience levels.                       

multiple skills
Combining multiple skills into one test

Add multiple skills in a single test to create an effective assessment. Assess multiple skills together.                                              

adding own skill
Adding your own questions to the test

Add, edit or bulk upload your own coding questions, MCQ, whiteboarding questions & more.                       

tailor made test
Requesting a tailor-made test                  

Get a tailored assessment created with the help of our subject matter experts to ensure effective screening.

Trusted By

Pedro Furtado, Capacity Manager, Altran-Portugal
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“Finding quality talent is a challenge more so when you consider the sheer number of resumes we get each year. To top this, the time we spent on our recruitment process was humongous. iMocha helped us to cut down on our candidate filtration time by 40 %, making it our preferred assessment tool.”

Pedro Furtado, Capacity Manager, Altran-Portugal

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