HomeNoSQLNoSQL
MongoDB Online Skill Assessment Test
Clock
Test duration:
20
min
Notes
No. of questions:
10
Tie
Level of experience:
Mid/Expert Level

MongoDB Test

Our MongoDB Online Test is the ideal pre-employment test for recruiters and hiring managers to hire job-fit candidates for roles such as MongoDB Developer, MongoDB Expert and Full Stack Developer. This pre-hire test assesses candidates on topics such as Query Sample and Retrieval, Denormalized Data Models, TTL Feature and New Data Creation. By filtering out irrelevant candidates, the MongoDB interview test can reduce technical screening time by 80%.

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Candidates
Assessed
123
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Organizations Served
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About

MongoDB Online Skill Assessment Test

Our MongoDB Online Test helps Recruiters and Hiring Managers in validating the skills of MongoDB Expert before an interview. MongoDB is an open-source document and leading NoSQL database which works on concepts of documents and collection.

MongoDB Admin test is designed to check the development and web programming skills of MongoDB Expert- as per Industry Standards. MongoDB skills test is designed by our subject matter experts to evaluate knowledge of MongoDB Expert before hiring. Using powerful reporting, you can have a detailed analysis of the test results to help you make a better hiring decision and predict the candidate’s performance.

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How it works

Test Summary

This MongoDB interview test enables employers and recruiters to identify the right fit candidate 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.

MongoDB Assessment Test contains MCQs (Multiple Choice Questions), MAQs (Multiple Answer Questions), Fill in the Blank, Descriptive, True or False.

Test Duration
20
No. of Questions
10
Level of Expertise
Mid/Expert Level
Useful for hiring
  • MongoDB Developer
  • MongoDB expert
  • Full stack Web developer
Topics Covered
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Query Sample & Retrieval

The online MongoDB online test assesses knowledge of fetching or getting and retrieving data from a MongoDB database

TTL Feature

This test allows you to check the candidate’s knowledge on TLL indexing to automatically remove documents from a collection after a certain amount of time
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Select statement in Mongo

The REST test understanding of retrieving data from tables in a database
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New Data Creation

The pre-hire test evaluates applicant’s skill of creating data in MongoDB
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MongoDB facts

The online MongoDB Admin test assesses candidate’s knowledge Mango DB facts to manage Database
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Denormalized Data Models

The online pre-hire MongoDB test gauges understanding of Denormalization of data to facilitate atomic operations
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:

Difficulty:

Easy

Question:

Choose the correct option to fill in the blank.

Indexes can make document queries faster, but ______.


Options

  • They can make inserts and updates slightly slower
  • They require specialized query commands to even be leveraged (in other words, hints)
  • They do not work in a replica set environment
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What is Data Science?
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