20+ Typescript Interview Questions - JavaScript Interview Questions

Typescript Interview Questions and Answers: Typescript is a superset of JavaScript which primarily provides optional static typing, classes, and interfaces. We have written some Refined interview questions on Typescript that helps developers to crack interview on Typescript.

  • What is Typescript?
    Typescript

    Posted By: Oran

  • Typescript is developed by whom?
    Typescript

    Posted By: Colonel

  • Enlist few features of Typescript?
    Typescript

    Posted By: Clark

  • What are Types in TypeScript?
    Typescript

    Posted By: Winfield

  • What is Type assertions in TypeScript?
    Typescript

    Posted By: Noble

  • List the built-in types available in Typescript?
    Typescript

    Posted By: Flem

  • What are Modules in Typescript?
    Typescript

    Posted By: Harvey

  • What is Compilation Context in TypeScript?
    Typescript

    Posted By: Harland

  • What is a Generic Class?
    Typescript

    Posted By: Hoy

  • Explain the difference between Relative and Non-relative module imports.
    Typescript

    Posted By: clemmiebrotherto

  • What is Triple-Slash Directive in TypeScript?
    Typescript

    Posted By: Talmage

  • What is JSX?
    Typescript

    Posted By: Leslie

  • What is namespace in Typescript? How to declare a namespace in Typescript?
    Typescript

    Posted By: Manuel

  • What are Decorators in Typescript?
    Typescript

    Posted By: Ivy

  • What is default visibility for properties/methods in Typescript classes?
    Typescript

    Posted By: Weaver

  • What are variables in Typescript? How to create a variable in Typescript?
    Typescript

    Posted By: Merton

  • How to compile a Typescript file?
    Typescript

    Posted By: General

  • How to compile multiple Typescript files into a single file?
    Typescript

    Posted By: Webki Mad

  • What are Closures in Typescript?
    Typescript

    Posted By: Roll

  • What is getters/setters in TypeScript?
    Typescript

    Posted By: Hays

  • What are Mixins in TypeScript?
    Typescript

    Posted By: Oral

  • What is TypeScript Definition Manager and why it used?
    Typescript

    Posted By: King

  • What is tsconfig.json file?
    Typescript

    Posted By: Beatrice

  • Explain generics in TypeScript?
    Typescript

    Posted By: Isadore

  • What are Ambients in TypeScripts
    Typescript

    Posted By: Johnathan

  • What is "as" syntax in TypeScript?
    Typescript

    Posted By: Lucious

  • What is Declaration Merging in TypeScript?
    Typescript

    Posted By: Kajal Dave

  • What is Lambda/Arrow function?
    Typescript

    Posted By: Ray

  • How could you check null and undefined in TypeScript?
    Typescript

    Posted By: Joseph

  • What is a TypeScript Map file?
    Typescript

    Posted By: Nanarrjnuff