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Solid Principles Assessment Test

This SOLID Principles test evaluates your understanding of programming logic and SOLID principles, essential for software engineering roles. It is designed to assess your ability to apply these principles effectively in real-world scenarios, ensuring robust and maintainable code.

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

  • Evaluates understanding and application of SOLID principles in coding.
  • Identifies knowledge of software design principles and their violations.
  • Assesses skills in object-oriented programming and interface segregation.
  • Helps find top candidates adept in architecture design and microservices.

Skills Covered

SOLID Principles
Programming Logic

About

Solid Principles Assessment Test

This SOLID Principles test is designed to assess your understanding and application of programming logic and SOLID principles, which are crucial for developing robust and maintainable software. By evaluating your ability to implement these principles, the test ensures that you can create scalable and efficient code, a vital skill for any software engineer. The assessment focuses on real-world scenarios, challenging you to apply theoretical knowledge in practical situations, thereby preparing you for the complexities of software development.

Target Audience

This assessment is ideal for evaluating candidates for Software Engineer roles.

Prerequisites
  • Basic understanding of object-oriented programming concepts
  • Familiarity with the five SOLID principles
  • Ability to write and understand code in at least one programming language
  • Knowledge of software development lifecycle
  • Problem-solving skills
  • Analytical thinking
  • Attention to detail
Test Overview
Duration
30 mins
Questions
11
Passing Score
70%

Questions

Mapping between objects
L1
L1
Liskov Substitution Principle
SOLID
What this question evaluates
This question evaluates the candidate's understanding of Liskov's Substitution Principle and its application in object mapping. It specifically tests the candidate's knowledge of different types of mapping between real and programmed objects and the potential failure that can occur based on these mappings.
Type:
Programming
Difficulty:
Easy
Time:
0.75 mins
Attempts:
100+
Success Rate:
70.01%
Equations for number of interfaces
Interface segregation principle
Interface segregation principle
L2
SOLID
What this question evaluates
This question assesses the candidate's understanding of combinatorics and counting principles. It requires knowledge of the concept of interfaces and how they are related to the number of methods in a class. The candidate must be able to identify the correct equation that represents the number of interfaces based on the given scenario.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
The Open-closed Principle
Function Design
Function Design
Module Design
Object-Oriented Programming
Software Design
Understanding of Open-Closed Principle
What this question evaluates
This question evaluates the candidate's knowledge about the Open-Closed principle in Software Development. It tests their understanding of when different elements should be closed for extension.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
The Interface Segregation Principle
L1
L1
SOLID
interface segregation principle
What this question evaluates
This question evaluates the candidate's knowledge of software design principles, specifically the Interface Segregation Principle (ISP). It requires understanding of the problems caused by violating the ISP and the ability to identify statements that refer to these problems.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Violation of SOLID principles
L2
L2
Open/closed principle
SOLID
What this question evaluates
This question requires analyzing a given code snippet to determine which SOLID principle it violates. It assesses the candidate's knowledge of the SOLID principles, specifically the Single Responsibility Principle and the Open/Closed Principle.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Violation of SOLID
Code Analysis
Code Analysis
Critical Thinking
Object-Oriented Programming
Problem Solving
SOLID Principles
What this question evaluates
This question evaluates the candidate's understanding of SOLID principles and their ability to identify which principle is being violated in a given code snippet.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
The Open-Closed principle
L1
L1
Open-Closed Principle
SOLID
What this question evaluates
This question evaluates the candidate's understanding of the Open-Closed principle and its application in software design. It requires knowledge of object-oriented programming concepts, design patterns, and dependency injection. The candidate must identify the correct statements that align with the Open-Closed principle.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
SOLID principles
Code organization
Code organization
Interface design
Maintainability
Object-oriented programming
SOLID principles
What this question evaluates
This question evaluates the candidate's understanding of SOLID principles in software design, focusing on the appropriate usage and identification of violated principles in specific scenarios.
Type:
Programming
Difficulty:
Medium
Time:
1 mins
Attempts:
100+
Success Rate:
70.01%
Monolithic tightly bound application
Implementing SOLID
Implementing SOLID
L3
SOLID
What this question evaluates
This question evaluates the candidate's familiarity with software architecture principles, specifically the Single Responsibility Principle (SRP). It requires understanding of monolithic tightly bound application architectures and the need to move towards a better architecture. The candidate must be able to identify standalone logic and separate them into codebases, implement discrete business capabilities as services, and handle capability overlapping appropriately.
Type:
Programming
Difficulty:
Hard
Time:
1.25 mins
Attempts:
100+
Success Rate:
70.01%
Principles of microservices and SOLID principles
L3
L3
SOLID
SOLID and microservices
What this question evaluates
This question evaluates the candidate's understanding of microservice architecture design and SOLID principles. It requires knowledge of how to design a system that adheres to both principles, ensuring independent services, separate repositories for each service, and managing dependencies and build processes effectively.
Type:
Programming
Difficulty:
Hard
Time:
1.25 mins
Attempts:
100+
Success Rate:
70.01%
Removal of bits
Array Manipulation
Array Manipulation
Binary Representation
Bit Manipulation
Integer Conversion
L0
What this question evaluates
This question assesses the candidate's skills in array manipulation and understanding of binary representation. It tests the ability to perform modifications on each element of an array, convert integers to binary, and remove bits. The question also evaluates the candidate's understanding of modular arithmetic.
Type:
Programming
Difficulty:
Easy
Time:
10 mins
Attempts:
100+
Success Rate:
70.01%
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Candidate Experience

Interactive coding environment with real-time feedback
Clear instructions and test cases for each question
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Dashboard mockup
Diego Morales
Candidate
Passed
85%
AI Summary
Skills Performance
Score
SOLID Principles
87%
Programming Logic
80%
85%
82%
Areas of Improvement
Review
Practice
Programming Logic
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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40 credits / mo
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10 credits / mo + 1 seat
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Add-on seat at $8 /seat
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ATS Integrations
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60 credits / yr
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Standard Cheat Prevention
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Skill fit candidates
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ATS Integrations
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500 credits / yr
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Comprehensive Assessment Capabilities
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Advance Skill Analytics
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Learning & Development Integration
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Employee Friendly User Experience
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Retention-Focused Features
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Advance compliance, security and audits
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Proactive support from WeCP Team
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Access to WeCP AI Copilot to save cost, time and improve outcomes
Enterprise
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