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GraphQL Online Test
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Test duration:
20
min
Notes
No. of questions:
10
Tie
Level of experience:

GraphQL Online Test

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About

GraphQL Online Test

GraphQL is a query language mainly used for APIs and a runtime for fulfilling those queries with your existing data. GraphQL helps to provide a complete and understandable description of the data in your API. 


Clients get what exactly is being asked in the query. GraphQL provides an efficient, robust, and flexible approach to developing web APIs and has been compared and contrasted with REST and other web service architectures. GraphQL makes it easier to evolve APIs over time and enables powerful developer tools.

 

GraphQL online test helps recruiters and hiring managers assess candidates’ GraphQL skills. GraphQL skills test is designed by experienced subject matter experts (SMEs) to evaluate and hire GraphQL developers per industry standards.

 

Why use iMocha’s GraphQL online test?


This GraphQL online test helps employers in many ways, including hiring a job-fit candidate quickly or reducing hassle in mass recruitment. You can minimize interview time by up to 85% with the GraphQL skills test.

 

GraphQL assessment test helps to screen the candidates who possess traits as follows:   

  • Excellent knowledge of GraphQL language
  • Ability to implement Schema Directives, Unions and Interfaces, and Subscriptions in Graph QL
  • Experience in back-end development and deployment
  • Ability to work on GraphQL and Rest API together

This test contains questions on the latest release of GraphQL (June 2018).

 

Recruiters can use intelligent and powerful test insights features to help identify job-fit candidates more accurately with score distribution and section analysis features.

 

This test is designed considering EEOC guidelines; it will help you assess & hire diverse talent without bias.

 

GraphQL online test may contain MCQs (Multiple Choice Questions), MAQs (Multiple Answer Questions), Fill in the Blanks, Whiteboard Questions, Audio / Video Questions, AI-LogicBox (AI-based Pseudo-Coding Platform), Coding Simulators, True or False Questions, etc. 

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How it works

Test Summary

Test Duration
20
No. of Questions
10
Level of Expertise
Useful for hiring
  • GraphQL Developer
  • GraphQL API Developer
  • Webservices Developer
Topics Covered
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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 Option

Topic:

Error codes

Difficulty:

Hard

Question:

You receive a 1xxx error code while sending a request in GraphQL. In the given context, which of the following statements are valid?


Options

  • It is an HTTP server problem
  • It is a WebSocket server problem
  • It is an HTTP client problem
  • It is a malformed query issue
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