Certificate in Solidity

How It Works

  1. 1. Select Certification & Register
  2. 2. Receive Online e-Learning Access (LMS)
  3. 3. Take exam online anywhere, anytime
  4. 4. Get certified & Increase Employability

Test Details

  • Duration: 60 minutes
  • No. of questions: 50
  • Maximum marks: 50, Passing marks: 25 (50%).
  • There is NO negative marking in this module.
  • Online exam.

Benefits of Certification

$49.00 /-

Solidity is a high-level programming language primarily used for writing smart contracts on blockchain platforms, notably Ethereum. Smart contracts are self-executing contracts with the terms of the agreement directly written into code. Solidity allows developers to create these smart contracts, defining rules and functionalities for decentralized applications (dApps) on the Ethereum network.

Note: Please note that the course comes with online e-learning (videos) only. No hard copy will be provided.

Why should one take Solidity Certification?

Solidity’s importance and relevance stem from its role in facilitating the creation of decentralized applications and enabling the execution of secure and transparent transactions without intermediaries. Solidity helps developers implement business logic, encode contractual agreements, and automate various processes within blockchain networks.

Vskills Certificate in Solidity provides a hands-on approach to understand the nuances of blockchain development.

The certification attests to your understanding and applying skills and knowledge in Solidity and helps you to stand out amongst your peers to help in gaining better career prospects.

Who will benefit from taking Solidity Certification?

Developers interested in blockchain technology, smart contract development, and decentralized applications, will benefit immensely by opting for Vskills Certificate in Solidity to gain an edge in the Solidity and be noticeable amongst their colleagues as well as make progress in their respective careers.

Students taking the certification also gain by showcasing their understanding of Solidity and are able to increase their job opportunities.

Solidity Table of Contents


Solidity Practice Questions


Solidity Interview Questions


Companies that hire Solidity Professionals

Companies specializing in blockchain or software development are constantly hiring skilled Solidity professionals. IT companies, Consulting firms, Financial institutions and enterprises hire Solidity professionals for blockchain application development related tasks. Companies employing Solidity professionals include Google, TCS, Accenture, IBM, Tech Mahindra, GE, Amex, Deloitte, Wipro, TCS, etc.

Solidity Related Blogs

Checkout the latest online blogs on Solidity Professional.

Solidity Jobs

Checkout the various job openings for Solidity Professional, click here..

Solidity Internships

Vskills runs its flagship internship program where bright interns work with academic council, click to know more details..

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Smart Contract Basics and Solidity

  • What Is a Smart Contract - Solidity
  • What Is an IDE - Remix Ethereum
  • Remix Ethereum - IDE Basics (How to Use an IDE)
  • Exercise - Get Familiar with the Remix Ethereum IDE
  • What Are Comments in Solidity
  • Why Comments Are Important

Introduction to Solidity

  • Solidity for Beginners - Welcome to Your New Journey!
  • Copy and Paste Your First Smart Contract
  • Compile and Deploy Your First Smart Contract
  • Exercise - Reconfigure a Solidity Smart Contract
  • Solution - Reconfigure a Solidity Smart Contract
  • Introduction to Pragma Solidity (Compiling Versions)
  • How to Understand Pragma Solidity
  • Exercise - Instantiate Solidity
  • Solution - Instantiate Solidity

Solidity - Basics

  • General Introduction to Variables and Types
  • Introduction to Booleans, Integers, and Strings
  • Writing Solidity Variables
  • Exercise - Write Solidity Variables
  • Solution - Write Solidity Variables
  • What Are Functions in Solidity
  • How to Write Functions in Solidity
  • Scope - Functions and Variables in Solidity
  • Exercise - Write Your First Smart Contract - Calculator
  • Solution - Write Your First Smart Contract - Calculator

Solidity Conditional Logic, Scope, and Visibility

  • Decision-Making in Solidity
  • How to Write If else Statements in Solidity
  • Exercise - Write an Airdrop If Statement in Solidity (Exercise with Solution)
  • Visibility - Public Private Internal External - in Solidity
  • Scope and State in Solidity
  • Exercise - Strengthen Your Understanding of Scope and State
  • Solution - Strengthen Your Understanding of Scope and State
  • Visibility - Public Private Internal External - in Solidity II
  • Visibility - Public Private Internal External - in Solidity III
  • Operators in Solidity
  • Arithmetic Operators in Solidity
  • The Remainder Operator in Solidity
  • How to Calculate the Modulo Remainder - Trick
  • Exercise - Arithmetic Operator
  • Solution - Arithmetic Operator
  • Comparison Operators in Solidity
  • Exercise - Comparison Operators
  • Solution - Comparison Operators
  • Logical Operators in Solidity
  • Exercise - Logical Operators
  • Solution - Logical Operators
  • The Assignment Operator in Solidity
  • Exercise - Final Solidity Operator Test
  • Solution - Final Solidity Operator Test

Solidity Loops, Strings and Bytes

  • How to Improve Your Skills with This Course
  • Review – Modulo and Fun Math in Solidity
  • The For Loop in Solidity
  • Exercise - How to Loop in Solidity
  • Solution - How to Loop in Solidity
  • Strings in Solidity
  • Memory Keyword in Solidity
  • Bytes Versus Strings in Solidity I
  • Bytes Versus Strings in Solidity II
  • Exercise - Writing Strings in Solidity
  • Solution - Writing Strings in Solidity

Structures and Libraries in Solidity

  • What Are Constructors in Solidity
  • Exercise - Build a Constructor in Solidity
  • Solution - Build a Constructor in Solidity
  • Arrays in Solidity – Pop, Push, and Length Methods
  • Arrays in Solidity – Delete
  • Exercise - Compact Array
  • Solution - Compact Array
  • What Are Enums in Solidity
  • Exercise - How to Write Enums
  • Solution - How to Write Enums
  • What Are Structs in Solidity
  • Exercise - Structs in Solidity
  • Solution - Structs in Solidity
  • Mapping in Solidity
  • Exercise - Set Keys and Values
  • Mapping and Struct Assignment
  • Solution - Mapping and Struct Assignment
  • Nested Mapping in Solidity

Solidity Conversions and Special Variables

  • Bits and Units - Conversion in Solidity
  • Exercise - Bits and Bytes
  • Solution - Bits and Bytes
  • Ether Units and Denominations in Solidity
  • Exercise - Assert Ether to Wei
  • Solution - Assert Ether to Wei
  • Exercise - Assert Time and Dates Suffix in Solidity
  • Solution - Assert Time and Dates Suffix in Solidity
  • Global Variables in Solidity I
  • Global Variables in Solidity II
  • Special Variables

Functions in Solidity

  • Overview of Functions in This Solidity Course
  • What Are Function Modifiers in Solidity
  • How to Write a Function Modifier in Solidity
  • Exercise - Write a Function Modifier
  • Solution - Write a Function Modifier
  • The View Keyword in Solidity
  • What Does Pure Mean in Solidity
  • Exercise - View and Pure Functions
  • Solution - View and Pure Functions
  • Returning Multiple Data Types with Functions in Solidity
  • Destructuring and Multiple Returns from Functions in Solidity
  • Exercise - Destructuring and Multiple Returns from Functions in Solidity
  • The Fallback Function in Solidity I
  • The Fallback Function in Solidity II
  • The Fallback Function in Solidity III
  • Exercise - Write a Fallback Function
  • Function Overloading in Solidity
  • Exercise - Write a Function Overload
  • Solution - Write a Function Overload
  • What Are Cryptographic Functions
  • Build a Random Generator Function
  • Smart Contract Oracles
  • Exercise - Cryptographic Oracle Contract
  • Solution - Cryptographic Oracle Contract

Solidity Patterns and Cybersecurity

  • Obvious (But Helpful) Advice - Take Your Time with New Things
  • Leveling Up in Solidity
  • Pop Quiz – Looping and Transactions in Solidity
  • Solution - Pop Quiz – Looping and Transactions in Solidity
  • Smart Contracts - Points of Failure
  • Should Contracts Be Allowed to Receive Funds? (Thought Experiment)
  • A Vulnerable Smart Contract
  • How to Hack a Smart Contract (Malicious Constructor Trick)
  • Coding in Terms of Higher Patterns
  • Transfer Versus Send Method in Solidity
  • The Withdrawal Pattern in Solidity
  • Exercise - Write a Withdrawal Function
  • Solution - Write a Withdrawal Function in Solidity

Solidity Patterns and Restricted Access

  • The Restricted Access Pattern
  • Exercise - Modifier Function
  • Solution - Modifier Function
  • Only After Modifier in Solidity I
  • Only After Modifier in Solidity II
  • Exercise - Cost Restriction in Solidity
  • Solution - Cost Restriction in Solidity
  • Optional Bonus - Cost Restriction in Solidity

Solidity Inheritance and Abstractions

  • Introduction to Advanced Solidity
  • What are Contracts Review in Solidity
  • Exercise - Contract Visibility Advanced
  • Review - Public Private External and Internal in Solidity
  • Entrance Exam for the Advanced Solidity Sections
  • Solution - Contract Visibility Advanced I
  • Solution - Contract Visibility Advanced II
  • What Is Inheritance in Solidity
  • Exercise - Inheritance with Smart Contracts
  • Solution - Inheritance with Smart Contracts
  • What Exactly are Events in Solidity
  • What are Abstract Contracts in Solidity
  • Virtual and Override in Abstract Contracts
  • Exercise - Abstract Contract Calculator
  • Solution - Abstract Contract Calculator

Advanced Solidity

  • What Are Interfaces in Solidity
  • Injected Web3 Interface Exercise Prerequisite
  • Exercise - Uniswap Interactions with Interfaces
  • Solution - Uniswap Interactions with Interfaces
  • What Are Libraries in Solidity
  • Exercise - Access Library Using A for B Pattern
  • Solution - Access Library by Using A for B
  • Assembly and EVM OpCodes with Solidity
  • How to Write Assembly in Solidity
  • Exercise - Use Assembly to Run Byte Conversions
  • Solution - Use Assembly to Run Byte Conversions
  • Overview of Error Handling in Solidity
  • How Does Require Work in Solidity
  • How Does Revert Work in Solidity
  • How Does Assert Work in Solidity
  • Exercise - Error Handling in Solidity
  • Solution - Error Handling in Solidity
  • Final Exercise - Build an Auction DApplication
  • Solution - State Variables and Constructor - Auction
  • Solution - Bid Function - Auction
  • Solution - Withdrawal Function - Auction
  • Solution - Final Auction Solution

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