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Adaface Public JavaScript Questions

Here are some sample JavaScript questions from our premium questions library (10273 non-googleable questions).
🧐 Question🔧 Skill💪 Difficulty⌛ Time
Async Await Promises - What will the following code o
Promises Async-Await
JavaScriptMedium2 min
Prototypes and Scope - What will the following code o
Prototypes
JavaScriptMedium2 min
Promise Resolve - What does the following code o
Promises Async-Await
JavaScriptEasy2 min
Throw, Try, Async - What does the following JS cod
Promises Async-Await
JavaScriptEasy2 min

Looking to screen JavaScript skills? Hire great candidates with Adaface conversational assessments

Adaface JavaScript ready-to-go tests are designed by experts to evaluate on-the-job skills

Adaface JavaScript questions are used by enterprises worldwide

amazon
PayPal
Morgan Stanley
Adidas
SG Government
Neilsen
UCLA
Ernst and Young
Microsoft
WeWork
Bosch
Optimum Solutions
SAP
Doubtnut
Deloitte
HCL
FusionCharts
United Nations
Love Bonito
ZiMetrics
MTM
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About Adaface JavaScript Questions

Questions are designed by JavaScript experts to cover the topics relevant to your job description. Some of the popular topics the questions will cover are:

  • Control Flow
  • Error Handling
  • Data Models
  • Asynchronity
  • DOM Manipulation
  • NODE
  • Functional Approach
  • Object Oriented Approach
  • Prototype
  • Class
  • Scope

Types of Javascript Questions to expect at Adaface:

Questions are designed by experts in the Java programming language to test for on-the-job skills. Some of the popular topics the questions will cover are:

  • Practical implication based Javascript queries
  • Real on-the-job Javascript specific scenario-based problems
  • Evaluations to test analytical thinking while solving problems
  • Progressive difficulty based Javascript problems

What Topics are Adaface Javascript questions based on:

The following statements describe the type of Javascript questions one can expect when using Adaface's pre-assessment tool:

  • Hoisting
  • Implicit type coercion
  • NaN property
  • Primitive types
  • Non-primitive types
  • String coercion
  • Boolean coercion
  • Logical operators
  • Higher Order functions
  • Currying
  • Scope
  • Scope chain
  • Closures
  • Object prototypes
  • Callbacks
  • Memoization
  • Recursion
  • Arrow function
  • Rest parameter
  • Spread operator
  • Promises
  • WeakSet
  • WeakMap
  • Object Destructuring
  • Temporal Dead Zone

How are Adaface Javascript questions customized?

  • Adaface Javascript questions are customized for different difficulty levels and solving durations
  • Customized to assess Ideal candidate personas for right jobs
  • Tests for specific on-the-job Javascript skills
  • Non-googleable questions to prevent cheating during tests

Do’s and Don’ts of selecting Javascript questions for assessments:

Do’s

  • Use diversified questions from varied Javascript topics to test the skill range of candidates
  • Utilize questions of different difficulty levels to test candidates
  • Include questions that are related to on-the-job skill requirements
  • Pick questions that are relevant for the experience level you are targeting
  • Make sure the questions can be understood by a non-native English speaker (easy-to-read questions because programmers should spend time solving the question, not understanding it)
  • Ensure that the questions have a granular (non-binary) scoring
  • Use aptly timed assessments that can be fulfilled within 45-60 mins to make the most optimal use of the time utilized

Don’ts

  • Avoid using trick questions to test the candidates as they are ineffective in testing their on-the-job skills
  • Avoid using lengthy questions as they do not provide an ideal scenario to test the candidates
  • Avoid unnecessary puzzle trends as they are ineffective in assessing the skills required for the job
  • Avoid questions that test very niche concepts that a strong candidate might or might not have come across on-the-job
  • Do not include unnecessarily difficult questions that might or might not test the candidates potential
  • Search Adaface Public Questions
    Selenium Testing PowerShell Shell Scripting Jest Linux Jenkins JUnit Protractor JavaScript C C# COBOL C++ R Java Go Kotlin Embedded C Perl PHP Python Ruby Scala Rust Swift TypeScript Technical Aptitude Abstract Reasoning English Financial Modeling Spatial Reasoning Logical Reasoning Verbal Reasoning Diagrammatic Reasoning Critical Thinking Data Interpretation Situational Judgement Attention to Detail Numerical Reasoning Aptitude Azure AWS Windows Administration Computer Networks Azure Data Factory Terraform React Redux Angular Vue ASP.NET React Native NodeJS Android iOS Hibernate Spring Django Hadoop Laravel Magento Hive Rails CS Fundamentals Software Engineering Git Jira Microservices SOLID System Design Shopify Webpack Excel SQL MySQL PostgreSQL Oracle SQL MS SQL MongoDB Data Analysis Data Science Data Modeling Machine Learning Firestore Cassandra Tableau Power BI Terraform NumPy Kafka Pandas Qlik Sense CSS HTML/ CSS Accounting Finance Cyber Security SAP ABAP SAP HANA Salesforce Dyanmics 365 SCM Dyanmics 365 Finance Spark Adobe InDesign Oracle Hyperion Planning Customer Support ITIL LINQ Blue Prism SAS SCCM SSAS SSRS Citrix Google Adwords Weblogic UX SEO Product Management Business Analysis SAP ABAP Abstract Reasoning English Financial Modeling Vue ASP.NET Spatial Reasoning JavaScript Salesforce CSS Logical Reasoning Dynamics 365 SCM Qlik Sense C Accounting Tableau Spark Selenium Verbal Reasoning C# Data Analysis COBOL C++ Oracle SQL Adobe InDesign HTML/CSS R Java Testing Technical Aptitude Oracle Hyperion Planning Diagrammatic Reasoning PostgreSQL UX SEO Data Science Critical Thinking PowerShell MS SQL Data Interpretation Firestore React Native Jest Linux Situational Judgement React Go Hibernate Hadoop Attention to Detail Jenkins Product Management Numerical Reasoning Laravel Android Magento ITIL Spring Hive JUnit Kotlin LINQ Cassandra Embedded C Software Engineering Angular Excel Azure Git Data Modeling Ravens Progressive Matrices Machine Learning Terraform MongoDB Rails SQL Microservices MySQL CS Fundamentals Finance Business Analysis NodeJS NumPy Kafka AWS Perl Pandas SAP HANA PHP Power BI Protractor Python Django Cyber Security Jira Blue Prism Amazon Redshift Redux Windows Administration Computer Networks Azure Data Factory Ruby SAS SOLID Scala SCCM System Design Shell Scripting Shopify Aptitude SSAS SSRS Rust Swift iOS Customer Support TypeScript Citrix Google Adwords Weblogic Webpack Array OOPs Cache Promises Async-Await Strings Exceptions Arrays Time Complexity Pseudo Code Logistic Regression File Handling Interfaces Concurrency Maps Garbage Collection Prototypes WebApp ER Diagram S3 Exception Database Connection Dictionary SSH Decision Tree Classifier Singleton Event Viewer Grammar Cookies liquid KStream Partition Storage
    Want more questions? Here are some more sample questions from our library
    🧐 Question🔧 Skill💪 Difficulty⌛ Time
    SCHEMA car far - What will the following Postgr
    PostgreSQLMedium2 min
    Arrays Strings - Check the following Ruby code
    Arrays Strings
    RubyEasy2 min
    Dropdown menu UX - <p><a href="https://res.cloudi
    UXMedium2 min
    Outdated data in S3 - One of your friends, Zi Pong c
    S3
    AWSMedium2 min
    Character count - Penny created a jar file for h
    SparkMedium2 min
    Punched Positions - The images show a folded sheet
    Spatial ReasoningMedium2 min
    Compilation Errors - Which lines in following Scala
    ScalaMedium2 min

    We evaluated several of their competitors and found Adaface to be the most compelling. Great default library of questions that are designed to test for fit rather than memorization of algorithms.

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