Clock
Test duration:
35
min
Notes
No. of questions:
12
Tie
Level of experience:
Entry/Mid/Senior

Spark Test

iMocha's Spark test is the most preferred skills assessment to gauge a candidate's knowledge of Apache Spark skills. This Spark assessment enables hiring managers and recruiters to hire job-fit candidates for a Big Data Software Engineer position. The Online Spark test can reduce hiring time by 45% and technical screening time by 80%.

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Organizations Served
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About

Spark Test Assessment

Apache Spark is designed for fast computation and covers a wide range of workloads, such as iterative algorithms, interactive queries, and streaming. It supports multiple languages like Python, SCALA, and Java API. Also, it is a modified version of Hadoop and uses for storage and processing. This test is specially designed to check a Spark developer's application and practical skills as per industry standards. Our Spark skill test is created and validated by Subject Matter Experts.

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How it works

Test Summary

Spark test enables employers and recruiters to identify potential hires by evaluating working skills and job readiness. For this reason, the emphasis is laid upon evaluating the knowledge of applied skills gained through real work experience rather than theoretical knowledge.  

Using powerful reporting, you will have a detailed test results analysis to help you make better decisions and predict candidate and employee success.  

The Spark assessment may contain MCQs (Multiple Choice Questions), MAQs (Multiple Answer Questions), Fill in the Blanks, Descriptive, Whiteboard Questions, Audio / Video Questions, AI-LogicBox (Pseudo-Coding Platform), Coding Simulations, True or False Questions, etc.

Test Duration
35
No. of Questions
12
Level of Expertise
Entry/Mid/Senior
Useful for hiring
  • Big Data Software Engineer - Spark
  • Software Developer - Spark
Topics Covered
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Spark Core

Our Spark Test Assessment helps in assessment of candidate's ability to work with the Spark SQL module used for structured data processing

Spark Streaming

iMocha's Spark assessment test helps recruiters and hiring managers assess the candidate's knowledge of Spark API which data engineers use to process real-time data from different sources
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Spark SQL

This Spark Online test evaluates candidate's understanding of the Spark structured data processing model
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Sample Question
Choose from our 100,000+ questions library or add your own questions to make powerful custom tests.

Question types :

Multiple Option

Topic:

Difficulty:

Hard


Q 1. You have been asked to train « Naive Bayes model for spam detection dataset

Using Python command, what wil you add in the given code at XXXX to deciore, it and train your modal for the given dataset?

import numpy os np

X= nporroyll 3. 2b[1 21 [2.21.[3,21)
Y= nporray(fi.a,a.1))

XXXX

from skinamnaive_bayas import

Gaussianna

otf = Gaussianne()

ceataie(x ¥)

from skinamnaive_bayas import

Gaussianna

otf = Gaussianne()

ceataie(x ¥)

from skinamnaive_bayas import

Gaussianna

otf = Gaussianne()

ceataie(x ¥)

from skinamnaive_bayas import

Gaussianna

otf = Gaussianne()

ceataie(x ¥)

Question types :

Multiple Option

Topic:

Machine teaming

Difficulty:

Hard


Q 1. Q2 Lets assume that you have 6 Pandas DataFrome(af) in the below tole.

Index Code Open High
0 AAPL 19877 70074
1 AAPL 19877 70074
2 AAPL 19877 70074
3 AAPL 19877 70074
4 AAPL 19877 70074

When the following commend is executed, what hoppens to the DatoFrome?

df= defiinat()
Y= nporray(fi.a,a.1))

Index Code Open High
0 AAPL 19877 70074
1 AAPL 19877 70074
2 AAPL 19877 70074
3 AAPL 19877 70074
4 AAPL 19877 70074
Index Code Open High
0 AAPL 19877 70074
1 AAPL 19877 70074
2 AAPL 19877 70074
3 AAPL 19877 70074
4 AAPL 19877 70074
it gives an error becouse of the third row which has on empty string.
None of these

Question types :

Multiple Answer

Topic:

Difficulty:

Easy

Question:

You can cache the data from SchemaRDD by:

Note: There can be multiple correct answers to this question.


Options

  • hiveCtx.cacheTable("tableName")
  • Hive SQL Statment CACHE TABLE tableName
  • regular cache method on RDDs
  • None of the mentioned
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FAQ
What is Data Science?
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Why use iMocha’s online data science test?
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What are the key skills that recruiter should look for while hiring a Data Scientist?
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