Need a coding expert

I have 15 to 20 questions in each of below languages.

in C: Functions, Loops, Data Structures, Strings, I/O and File I/O

in C++: Standard Library, Syntax and Semantics, Compiler and Preprocessor, Object Oriented Programming, Pointers and Data Structures

in Java: Java Data Structures, Java Runtime, Java Fundamentals, Java Access Modifiers, Java System Fundamentals

in Python: Fundamentals, Sorting, Data Structures, Advanced Concepts, Object Oriented Programming

in Hadoop: MapReduce, Hadoop Common, Hadoop Concepts, Hadoop Components, Hadoop Optimization

in oop: Design Patterns, Domain Modeling, Exception Handling, Software Development, Four Principles of OOP
Here are some sample:

in JS: events, NaN, Ajax, Math, IIFEs

in JSON: Storage, Json-P, Syntax, Objects, Queries

in React.js: Tools, Basics, Elements, Hooks, Components

A sample in JS:

Question: What is the HTTP verb to request the contents of an existing resource?
Answer 1: GET
Answer 2: POST
Answer 3: PATCH
Answer 4: DELETE