React Native Assessment Test

This React Native test evaluates candidates' proficiency in building mobile applications using React Native framework. It covers essential concepts, components, and APIs to ensure a solid understanding of mobile app development. Ideal for assessing frontend developers' skills in creating cross-platform applications.

Proficiency Level

Beginner-Expert

Experience

0-8 years

Duration

30 mins

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Subject Matter Expert

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Use Case

Evaluates proficiency in React Native basics, including platform detection.
Assesses troubleshooting abilities with common error scenarios in React Native.
Tests knowledge of React Native development tools and styling techniques.
Identifies hands-on experience in building simple React Native applications.

Skills Covered

React Native

About

React Native Assessment Test

This React Native test is designed to assess the proficiency of candidates in developing mobile applications using the React Native framework. It evaluates their understanding of essential concepts, components, and APIs crucial for building robust and efficient mobile applications. The test aims to ensure that candidates possess the necessary skills to create cross-platform applications that perform seamlessly on both iOS and Android devices. By focusing on practical knowledge and problem-solving abilities, this assessment helps identify developers who can contribute effectively to frontend development teams.

Target Audience

This assessment is suitable for roles such as Frontend Developer, Mobile App Developer, and React Native Developer.

Prerequisites

Basic understanding of JavaScript and ES6 syntax
Familiarity with React library and its core principles
Knowledge of mobile app development lifecycle
Experience with version control systems like Git
Understanding of RESTful APIs and asynchronous programming
Ability to work with third-party libraries and APIs
Familiarity with debugging and testing tools for mobile applications

Test Overview

Duration

30 mins

Questions

Passing Score

70%

Questions

Build a Simple Counter App using React Native

Component Structure

Lifecycle Methods

Props Usage

React Component Types

State Management

What this question evaluates

This question assesses the candidate's ability to create a simple counter application using React Native. It evaluates understanding of React component types, state management, props usage, lifecycle methods, and component structure.

Type:

Programming

Difficulty:

Medium

Time:

40 mins

Attempts:

100+

Success Rate:

70.01%

Building an Android application in React Native

IT-Programming Languages/Frameworks

MCQs(Single Correct)

Medium

React Native

What this question evaluates

This question evaluates the candidate's understanding of accessibility features in React Native Android applications. It specifically tests the knowledge of properties related to utilizing TalkBack to alert the end user when a component changes dynamically.

Type:

Programming

Difficulty:

Medium

Time:

1 mins

Attempts:

100+

Success Rate:

70.01%

Building a website using React Native

IT-Programming Languages/Frameworks

MCQs(Single Correct)

Medium

React Native

What this question evaluates

This question evaluates the candidate's understanding of navigation management in a React Native app. It assesses their ability to implement a feature that corresponds to the behavior of a web browser's back button. The candidate should be familiar with the concept of a global history stack and its usage in React Native.

Type:

Programming

Difficulty:

Medium

Time:

1 mins

Attempts:

100+

Success Rate:

70.01%

Using ImageViews in JavaScript

IT-Programming Languages/Frameworks

MCQs(Single Correct)

Medium

Property setters

What this question evaluates

This question evaluates the candidate's familiarity with React Native and the usage of annotations in JavaScript. It requires understanding of how to expose view property setters in React Native using annotations like @ReactProp, @ReactPropGroup, and @ReactComponent.

Type:

Programming

Difficulty:

Medium

Time:

1 mins

Attempts:

100+

Success Rate:

70.01%

Make live changes to styles

IT-Programming Languages/Frameworks

MCQs(Single Correct)

Margins

Medium

What this question evaluates

This question evaluates the candidate's understanding of React Native development and the ability to make live changes to styles in an application. The main skill being tested is the knowledge of tools and techniques for live style changes in React Native. The candidate should be familiar with the built-in inspector and hot reloading as possible options for making live changes to styles.

Type:

Programming

Difficulty:

Medium

Time:

1 mins

Attempts:

100+

Success Rate:

70.01%

Touchable highlights in React Native

IT-Programming Languages/Frameworks

MCQs(Single Correct)

Medium

React Native

What this question evaluates

This question evaluates the candidate's understanding of touchable highlights and touchable native feedback in a user interface. It tests the candidate's ability to identify the correct statement about the behavior of touchable highlights and touchable native feedback.

Type:

Programming

Difficulty:

Medium

Time:

1 mins

Attempts:

100+

Success Rate:

70.01%

Determine the alignment of children

Components

IT-Programming Languages/Frameworks

MCQs(Single Correct)

Medium

What this question evaluates

This question evaluates the candidate's understanding of alignment in React Native components. It requires knowledge of React Native styling and the concept of alignment along the secondary axis. The candidate must be able to identify the type of children components for which the alignment 'stretch' will have an effect.

Type:

Programming

Difficulty:

Medium

Time:

1 mins

Attempts:

100+

Success Rate:

70.01%

Encounter with an error

IT-Programming Languages/Frameworks

MCQs(Single Correct)

Medium

React Native

What this question evaluates

This question assesses the candidate's troubleshooting skills by asking them to identify the most appropriate reason for a specific error message. It evaluates their understanding of common error scenarios and their ability to identify potential causes based on the error message provided.

Type:

Programming

Difficulty:

Medium

Time:

1 mins

Attempts:

100+

Success Rate:

70.01%

Working with StyleSheet API methods

IT-Programming Languages/Frameworks

MCQs(Single Correct)

Medium

React Native

What this question evaluates

This question evaluates the candidate's familiarity with the StyleSheet API in React Native and their ability to look up IDs returned by StyleSheet.register. It tests the candidate's knowledge of the available methods in the StyleSheet API and specifically focuses on methods that can be used for this purpose.

Type:

Programming

Difficulty:

Medium

Time:

1 mins

Attempts:

100+

Success Rate:

70.01%

Detect which platform the React Native application is running

IT-Programming Languages/Frameworks

MCQs(Single Correct)

Medium

React Native

What this question evaluates

This question evaluates the candidate's familiarity with React Native and platform detection. It requires understanding of JavaScript, React Native's Platform module, and conditional statements. The candidate must identify alternative methods to detect the platform on which a React Native application is running.

Type:

Programming

Difficulty:

Medium

Time:

1 mins

Attempts:

100+

Success Rate:

70.01%

Valid use cases for React Native - View

IT-Programming Languages/Frameworks

MCQs(Single Correct)

Medium

React Native

What this question evaluates

This question evaluates the candidate's understanding of the use cases for React Native's View component. It tests the candidate's knowledge of the features and functionality of View, including synthetic touch events and using View as a container element.

Type:

Programming

Difficulty:

Medium

Time:

1 mins

Attempts:

100+

Success Rate:

70.01%

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Proctoring & Anti-Cheating

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Track behavior with real-time video and audio.

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Multi-screen detection and continuous screen recording during assessment.

Pattern Analysis

Spot suspicious actions with AI-driven insights.

Access Control

Ensure secure tests with browser lockdown.

Real-time Monitoring

Video Feed

Active

Screen Activity

98%

Focus Rate

95%

Takumi Nakamura

Candidate

Passed

85%

AI Summary

Skills Performance

Score

React Native

87%

80%

85%

82%

Areas of Improvement

Review

Practice

Skill Assessment

Detailed evaluation of technical skills and problem-solving abilities.

AI Analysis

Machine learning-powered insights into candidate performance patterns.

Benchmarking

Compare results against industry standards and other candidates.

Action Items

Specific recommendations for skill development and improvement.

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