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Node.js Assessment Test

This Node.js test evaluates candidates' proficiency in logic programming and Node.js, ensuring they possess the foundational skills necessary for backend development roles. It is designed to assess problem-solving abilities and understanding of Node.js concepts.

Proficiency Level
Beginner-Expert
Experience
0-8 years
Duration
60 mins
WeCP Verified
WeCP
Subject Matter Expert
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Use Case

  • Assesses Node.js command knowledge, fundamental operations, and asynchronous programming.
  • Evaluates problem-solving skills through logical programming tasks.
  • Tests practical skills in creating and configuring Express routes.
  • Identifies top candidates based on thorough understanding and implementation.

Skills Covered

NodeJS
Logic Programming
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About

Node.js Assessment Test

This Node.js test is crafted to evaluate candidates' proficiency in logic programming and Node.js, ensuring they possess the foundational skills necessary for backend development roles. The assessment focuses on problem-solving abilities, understanding of Node.js concepts, and the ability to implement efficient solutions. It is an ideal tool for employers seeking to identify candidates who can effectively contribute to backend development projects, ensuring they have the necessary technical skills and logical reasoning capabilities.

Target Audience

This assessment is ideal for roles such as Backend Developer, Node.js Developer, and Software Engineer focusing on server-side applications.

Prerequisites
  • Basic understanding of JavaScript and its asynchronous nature
  • Familiarity with Node.js runtime environment
  • Knowledge of RESTful API design and development
  • Experience with version control systems like Git
  • Understanding of event-driven programming
  • Ability to write and debug Node.js applications
  • Familiarity with package management using npm or yarn
Test Overview
Duration
60 mins
Questions
12
Passing Score
70%

Questions

Transfer data from one process to another
Emitting and Listening to Events
Emitting and Listening to Events
IT-Programming Languages/Frameworks
L2
MCQs(Single Correct)
Medium
What this question evaluates
This question assesses the candidate's understanding of data transfer in Node.js using the .pipe() function, as well as their knowledge of event handling in asynchronous programming.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Callback parameter of the argument list is omitted
IT-Programming Languages/Frameworks
IT-Programming Languages/Frameworks
L2
MCQs(Single Correct)
Medium
NodeJS
What this question evaluates
This question evaluates the candidate's understanding of method handling, callback functions, and error detection, as well as familiarity with asynchronous programming and Promises.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Publish a scoped package
IT-Programming Languages/Frameworks
IT-Programming Languages/Frameworks
Installing Modules using npm
L2
MCQs(Single Correct)
Medium
What this question evaluates
This question evaluates the candidate's knowledge of publishing scoped packages in the npm ecosystem, focusing on the correct command syntax and proper usage of the scope and access flags.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Execution needs to be cancelled
IT-Programming Languages/Frameworks
IT-Programming Languages/Frameworks
L2
MCQs(Single Correct)
Medium
NodeJS
What this question evaluates
This question evaluates the candidate's understanding of asynchronous code execution in JavaScript. It tests their knowledge of different methods for scheduling code execution, and specifically focuses on the ability to cancel the execution of scheduled code. The candidate must identify the method that does not allow the cancellation of code execution.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Generate an SSH key
IT-Programming Languages/Frameworks
IT-Programming Languages/Frameworks
L2
MCQs(Single Correct)
Medium
NodeJS
What this question evaluates
This question evaluates the candidate's familiarity with generating and adding SSH keys in a Windows environment using Gitbash. It tests the candidate's understanding of SSH key generation and management, as well as their knowledge of the specific commands and their order of execution.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Working with Timers
IT-Programming Languages/Frameworks
IT-Programming Languages/Frameworks
L2
MCQs(Single Correct)
Medium
NodeJS
What this question evaluates
This question evaluates the candidate's understanding of JavaScript methods for controlling the execution of functions, and their ability to distinguish between the behavior of different methods.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Override the default behaviour of REPL evaluation function
IT-Programming Languages/Frameworks
IT-Programming Languages/Frameworks
L2
MCQs(Single Correct)
Medium
Node.js REPL
What this question evaluates
This question evaluates the candidate's knowledge of Node.js REPL, specifically focusing on understanding REPLServer customization and modifying the evaluation function.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Find a temporary file of your application
IT-Programming Languages/Frameworks
IT-Programming Languages/Frameworks
L1
MCQs(Single Correct)
Medium
NPM
What this question evaluates
This question evaluates the candidate's familiarity with environment variables related to temporary files in npm. It tests their ability to identify the correct environment variable among the given options for determining the location of the file.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Freed up to handle other requests
Blocking vs Non-Blocking
Blocking vs Non-Blocking
IT-Programming Languages/Frameworks
L2
MCQs(Single Correct)
Medium
What this question evaluates
This question evaluates the candidate's understanding of web server request handling and performance optimization. It focuses on their knowledge of different types of operations and their effect on freeing up resources to handle other requests.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Use nodemon to watch the node_modules directory
IT-Programming Languages/Frameworks
IT-Programming Languages/Frameworks
L2
MCQs(Single Correct)
Medium
NodeJS
What this question evaluates
This question evaluates the candidate's familiarity with configuring and customizing nodemon for a specific project. It requires understanding of nodemon's configuration file (nodemon.json) and how to override specific configs to watch a specific directory. The candidate must recognize the appropriate way to override the ignoreRoot and watchmodule configs without affecting other projects.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Missing Keyboards
Easy
Easy
IT-Computer Sciences
Implementation
L1
Logic Programming
What this question evaluates
This question evaluates a candidate's ability to analyze number sequences and manipulate arithmetic operations, focusing on problem-solving skills.
Type:
Programming
Difficulty:
Easy
Time:
30 mins
Attempts:
100+
Success Rate:
70.01%
Create a web server route using Express & NodeJS
Express
Express
HTTP Methods
JSON Handling
Node.js
Server Configuration
What this question evaluates
This question assesses the candidate's ability to create and configure a get route in Express. It evaluates understanding of Express, Node.js, server configuration, HTTP methods, and handling JSON responses.
Type:
Programming
Difficulty:
Medium
Time:
10 mins
Attempts:
100+
Success Rate:
70.01%
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Video Feed
Active
Screen Activity
98%
Focus Rate
95%
Mateo Garcia
Candidate
Passed
85%
AI Summary
Skills Performance
Score
NodeJS
87%
Logic Programming
80%
85%
82%
Areas of Improvement
Review
Practice
Logic Programming
Skill Assessment
Detailed evaluation of technical skills and problem-solving abilities.
AI Analysis
Machine learning-powered insights into candidate performance patterns.
Benchmarking
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Action Items
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500 credits / yr
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