HomeNoSQL
Apache Cassandra Online Test
Clock
Test duration:
20
min
Notes
No. of questions:
10
Tie
Level of experience:
Entry/Mid/Senior

Apache Cassandra Test

Apache Cassandra online test is the ideal test for recruiters and hiring managers to assess candidate's understanding of Apache Cassandra. Our test is useful for hiring Java Developer, Data Science Developer, and Full stack Developer. Our customers have reported that iMocha's Apache Cassandra online test has helped them to reduce hiring time by 45%.

12468
+
Candidates
Assessed
122
+
Organizations Served
Fujitsu
Paypal
Capgemini
Deloitte
Coupa
UN Logo
Vanguard
EY Logo
About

Apache Cassandra Online Test

Apache Cassandra is one of the highly scalable, high-performance distributed NoSQL database management systems which is designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure. Cassandra basically has a peer-to-peer distributed system across its nodes, and data is distributed among all the nodes in a cluster. Our Apache Cassandra online test is created & validated by experienced Subject Matter Experts (SME) to assess database skills of candidates using Apache Cassandra as per industry standards. Online Apache Cassandra test helps recruiters and hiring managers to assess & hire developers with strong understanding of Cassandra database and java.

Use iMocha's assessment to hire skill fit, remove bias, and save money!
Book a demo
How it works

Test Summary

<p><strong>The Apache Cassandra assessment test helps to screen the candidates who possess traits as follows:</strong><br />

&nbsp;</p>

<p><strong>1.&nbsp;</strong> Should have experience in data modelling in Cassandra<br />

<strong>2.</strong>&nbsp; Must have experience with all phases of Software Development Lifecycle, including system analysis, design, coding, testing, debugging and documentation.<br />

<strong>3.</strong>&nbsp; Hands-on experience with Apache Cassandra and Java<br />

<strong>4.</strong>&nbsp; Understanding the Cassandra architecture concepts.<br />

<strong>5.&nbsp;</strong> Proficient in Cassandra database, set up back-up/recovery processes, handle capacity planning, run maintenance tasks (e.g. upgrades).</p>

<p>&nbsp;Using powerful reporting of Apache Cassandra skills test, you can have a detailed analysis of the test results to help you make a better hiring decision and predict the candidate&rsquo;s performance. To know about the candidate experience, we have introduced the new feature called candidate feedback module in our Apache Cassandra pre-employment test so that it will ensure you that the candidates are getting an excellent experience while attempting the test.</p>

<p>The online Apache Cassandra online test enables employers and recruiters to identify potential prospects 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.<br />

&nbsp;<br />

The online Apache Cassandra test may contain MCQs (Multiple Choice Questions), MAQs (Multiple Answer Questions), Fill in the Blanks, Whiteboard Questions, Audio / Video Questions, AI-LogicBox &nbsp;(Pseudo-Coding Platform), Coding Simulators, True or False Questions, etc.&nbsp;&nbsp;</p>

Test Duration
20
No. of Questions
10
Level of Expertise
Entry/Mid/Senior
Useful for hiring
  • Java Developer
  • Data Science Developer
  • Full stack Developer
Topics Covered
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Heading

This is some text inside of a div block.
Shuffle

Tombstone expiration

iMocha’s Apache Cassandra online test helps recruiters and hiring managers to evaluate candidate’s understanding about tombstone lifetime attribute which is a time period after which the data gets deleted from the directory

Starved stables

Our online Apache Cassandra test checks candidate’s proficient knowledge about starved stables
Shuffle

Snitch

Our Apache Cassandra skills test assesses candidate’s understanding about snitch job which determines which data centers should use to read data from and write data to
Shuffle

Selection Clause

Our test gauges candidate’s proficiency in using select clause which returns values from selected rows and columns
Shuffle

Replication

This Apache Cassandra assessment test helps recruiters and hiring managers to evaluate candidate’s understanding about data replication which stores data on multiple nodes to ensure reliability and fault tolerance
Shuffle

Nodetool

This Apache Cassandra pre-employment test helps to evaluate candidate’s understanding about Nodetool utility which is a command line interface that manages a cluster
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 Option

Topic:

Tombstone expiration

Difficulty:

Hard

Question:

While working in Cassandra one of the node is unreachable. You get a hint of missing data writes in the node. If you want to avoid the expiration of tombstone by repairing all the data within token range, which of the following repair methods will you use? 


Options

  • Full repairs
  • Continued repairs
  • Incremental repairs
  • All of the mentioned
A helicopter view of the employee's progress
View Full Report
Test Report
Hire job-fit candidates using this test now!
Schedule a demo
You can customize this test by
IMocha Logo

Setting the difficulty level of the test

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

Combining multiple skills into one test

Add multiple skills in a single test to create an effective assessment and assess multiple skills together.
Add New

Adding your own
questions to the test

Add, edit, or bulk upload your coding, MCQ, and whiteboard questions.
Edit

Requesting a tailor-made test

Receive a tailored assessment created by our subject matter experts to ensure adequate screening.

Build your dream team

Book a demo
ADP
Now my team of 25 recruiters has adopted this measure and it has done wonders for our clients. Thanks to the Customer Success Team of iMocha. They have shared the best practices of quick test creation and also helped us in training all our recruiters for various functionalities of the tool.
Client

Vipin Sharma,

Mobile Programming
FAQ
What is Data Science?
Down Arrow Circle

.NET Design Pattern test helps recruiters to evaluate candidates' ability to work on GOF Decorator Design Pattern to solve recurring design problems and design flexible and reusable object-oriented software

Why use iMocha’s online data science test?
Down Arrow Circle

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat. Aenean faucibus nibh et justo cursus id rutrum lorem imperdiet. Nunc ut sem vitae risus tristique posuere.

What are the key skills that recruiter should look for while hiring a Data Scientist?
Down Arrow Circle

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat. Aenean faucibus nibh et justo cursus id rutrum lorem imperdiet. Nunc ut sem vitae risus tristique posuere.

What are few interview questions that recruiter/hiring manager should ask while hiring a data scientist?
Down Arrow Circle

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat. Aenean faucibus nibh et justo cursus id rutrum lorem imperdiet. Nunc ut sem vitae risus tristique posuere.

How do you assess the data scientists?
Down Arrow Circle

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat. Aenean faucibus nibh et justo cursus id rutrum lorem imperdiet. Nunc ut sem vitae risus tristique posuere.

No items found.