TypeScript Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

TypeScript Interview Questions

Questions Answers Views Company eMail

Explain enum in typescript?

223

What is typescript declare keyword?

182

What are ambients in typescripts and when to use them?

211

What is "as" syntax in typescript?

290

What are the variables in typescript?

263

What is lambda/arrow function?

243

Explain relative vs. Non-relative module imports.

194

How does typescript support optional parameters in function as in javascript every parameter is optional for a function?

284

What are the modules in typescript?

233

Does typescript supports function overloading as javascript doesn't support function overloading?

265

How is typescript different from javascript?

293

Can we use jsx in typescript?

211

What are the disadvantages of typescript?

262

What is declaration merging?

201

What is the difference between "interface vs type" statements?

230

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Un-Answered Questions { TypeScript }

How to call base class constructor from child class in typescript?

253

How to generate typescript definition file from any .ts file?

278

List some benefits of using typescript?

215

What are variables in typescript?

299

How do you implement inheritance in typescript?

296

What are mixins?

214

Does typescript support all object oriented principles?

188

What’s an internal module?

201

What do you understand by classes in typescript? List some features of classes.

194

What are method overriding in typescript?

285

What is the difference between "interface vs type" statements?

230

What is the difference between the internal module and the external module?

292

Why are optional parameters added in typescript?

269

What is the difference between typescript and javascript?

247

What is inheritance in typescript?

222

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