API Design Principles Assessment Test

This API Design Principles test evaluates candidates on key skills such as Error Handling, Versioning, Authentication and Authorization, HTTP Methods, API Documentation, Java, and RESTful API Principles. It is designed to assess the ability to design robust, scalable, and secure APIs.

Proficiency Level

Beginner-Expert

Experience

0-8 years

Duration

60 mins

WeCP Verified

WeCP

Subject Matter Expert

Use This Template

Use Case

Assesses understanding of RESTful API principles and idempotency.
Evaluates knowledge of HTTP methods and API scalability.
Tests best practices in API versioning and error handling.
Measures proficiency in Java Streams and string manipulation.

Skills Covered

RESTful API Principles

HTTP Methods

API Documentation

Versioning

Error Handling

Authentication and Authorization

Java

About

API Design Principles Assessment Test

This API Design Principles test is crafted to evaluate candidates on essential skills including Error Handling, Versioning, Authentication and Authorization, HTTP Methods, API Documentation, Java, and RESTful API Principles. The assessment aims to identify individuals who can design robust, scalable, and secure APIs, ensuring seamless integration and communication between different software systems. By focusing on these critical areas, the test helps in selecting candidates who possess a strong understanding of API design and can effectively contribute to the development of high-quality software solutions.

Target Audience

This assessment is ideal for roles such as API Developer, Software Engineer, Backend Developer, Integration Specialist, and Technical Lead.

Prerequisites

Strong understanding of RESTful API principles
Proficiency in Java programming language
Knowledge of HTTP methods and status codes
Familiarity with API authentication and authorization mechanisms
Experience with API versioning strategies
Ability to handle errors and exceptions in APIs
Competence in writing and understanding API documentation
Understanding of software development lifecycle and best practices

Test Overview

Duration

60 mins

Questions

Passing Score

70%

Questions

Java Stream & String Manipulation

Functional Programming

Lambda Expressions

Sting Manipulation

Stream API

StringJoiner class usage

What this question evaluates

This question assesses the understanding of Streams in Java, particularly applying filtering criteria to a string list. It tests the ability to create and manipulate a StringJoiner object, and the effective use of lambda expressions in functional programming.

Type:

Programming

Difficulty:

Medium

Time:

20 mins

Attempts:

100+

Success Rate:

70.01%

Understanding Secure and Scalable User Authentication in API Design

API Design

Authentication

Authorization

Scalability

What this question evaluates

No description provided

Type:

Programming

Difficulty:

Medium

Time:

2 mins

Attempts:

100+

Success Rate:

70.01%

API Error Handling Best Practices

Error Handling

API Design

Software Development

What this question evaluates

No description provided

Type:

Programming

Difficulty:

Medium

Time:

2 mins

Attempts:

100+

Success Rate:

70.01%

API Versioning Best Practices

Versioning

API Design

RESTful services

What this question evaluates

No description provided

Type:

Programming

Difficulty:

Medium

Time:

2 mins

Attempts:

100+

Success Rate:

70.01%

API Design Principles for Scalability and Maintainability

API Documentation

API Design

Scalability

Maintainability

What this question evaluates

No description provided

Type:

Programming

Difficulty:

Medium

Time:

2 mins

Attempts:

100+

Success Rate:

70.01%

Understanding HTTP Methods for RESTful APIs

HTTP Methods

RESTful APIs

Software Development

What this question evaluates

No description provided

Type:

Programming

Difficulty:

Medium

Time:

2 mins

Attempts:

100+

Success Rate:

70.01%

Understanding Idempotency in RESTful API Design

RESTful API Principles

HTTP Methods

Idempotency

What this question evaluates

No description provided

Type:

Programming

Difficulty:

Medium

Time:

2 mins

Attempts:

100+

Success Rate:

70.01%

Trusted by over 2000 companies of all sizes

Customization Options

Fully Customizable Tests

Tailor every aspect of your assessment to match your specific requirements. From question types to scoring algorithms, create the perfect evaluation environment.

Learn More

Question Types

Choose from multiple formats including MCQs, coding challenges, and system design questions.

Scoring Rules

Define custom scoring algorithms and weightage for different question types.

Time Settings

Set overall duration and individual question time limits.

Custom Branding

Add your company logo, colors, and custom welcome messages.

Candidate Experience

Interactive coding environment with real-time feedback

Clear instructions and test cases for each question

Built-in code editor with syntax highlighting

Immediate evaluation of submissions

Progress tracking throughout the assessment

Detailed explanations for correct answers

Time management tools to help pace yourself

Proctoring & Anti-Cheating

Sherlock AI Agent

Sherlock is more than just a tool, it's your AI test integrity agent. By continuously monitoring and analyzing candidate behavior in real-time, Sherlock ensures a secure and fair testing environment. Using machine learning, it detects suspicious patterns, so you can focus on reliable results while Sherlock handles test integrity.

Learn how it works

Live Monitoring

Track behavior with real-time video and audio.

Screen Tracking

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%

Ivan Petrov

Candidate

Passed

85%

AI Summary

Skills Performance

Score

RESTful API Principles

87%

HTTP Methods

80%

API Documentation

85%

Versioning

82%

Areas of Improvement

Review

Versioning

Practice

HTTP Methods

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.

Are you an Enterprise?

Talk to us for a comprehensive solution that meets all your enterprise needs.

Talk To Sales

Talk to us for a comprehensive solution that meets all your enterprise needs

Effortless Data Migration: Our support team ensures a smooth transition, keeping your assessments and data intact.

AI-Assisted Onboarding: WeCP AI Copilot, guides your team through features, making onboarding quick and simple.

Easy Change Management: Comprehensive training and 24/7 support ensure a seamless switch with minimal operational impact.

Top Recognised Skill Assessment and Interviewing Software

Trusted by 850+ companies in 20+ countries

What Our Customers Say

"We have evaluated more than hundreds of thousands of techies using WeCP until now. The tool has been very effective in assessing strengths and weaknesses of candidates."

Allahbaksh Asadullah

Principal Product Architect, Infosys

"With WeCP's automation capabilities, we've not only streamlined the process but also enhanced the candidate experience."

Paula Macnab

Hiring Manager, Yellow

"Comprehensive reports and analytics help us make data-driven hiring decisions. The platform has streamlined our entire process."

Erich Raldmann

Managing Partner, Spherion

Frequently Asked Questions

How does AI proctoring work?

Our AI proctoring system, Sherlock, uses advanced machine learning algorithms to monitor candidate behavior in real-time. It analyzes video, audio, and screen activity to detect potential cheating attempts while maintaining candidate privacy.

Can I customise assessment templates?

Yes! All plans include access to our template library, and you can customize them to match your specific requirements. Professional and Enterprise plans offer additional customization options and the ability to create custom templates from scratch.

What type of reports are available?

We provide comprehensive reports including detailed skill assessments, AI-powered behavioral analysis, comparative analytics, and improvement recommendations. Reports can be customized and exported in various formats.

Is the platform suitable for remote hiring?

Absolutely! Our platform is specifically designed for remote hiring with features like secure browser lockdown, AI proctoring, and real-time monitoring. It ensures the same level of assessment integrity as in-person evaluations.

How do you ensure security of assessment data?

We implement enterprise-grade security measures including end-to-end encryption, secure data storage, and regular security audits. We comply with GDPR and other major data protection regulations.