TypeScript Junior
Explain what type inference is in TypeScript.
Select the correct answer
Type inference is the process of converting JavaScript to TypeScript.
Type inference is the ability of the TypeScript compiler to automatically deduce types.
Type inference is a feature to suggest variable names in TypeScript.
Type inference is the act of debugging type errors in TypeScript.
Can TypeScript be used for the backend?
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Yes, but it requires a special compiler.
No, TypeScript does not support backend features.
Yes, TypeScript can be used for backend development using Node.js.
No, TypeScript is only for frontend development.
What is TSX?
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TSX is a type of stylesheet used in TypeScript.
TSX stands for TypeScript XML and is used for embedding XML in TypeScript.
TSX is a database query language for TypeScript.
TSX is a testing framework for TypeScript applications.
What is the use of the tsconfig.json file?
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It is used to manage project dependencies.
It is used to configure TypeScript compiler options.
It is used to define environment variables for Node.js.
It is used to set up a testing framework.
Name the access modifiers supported in TypeScript.
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public, private, protected, and readonly.
protected, private, static, and final.
public, protected, default, and final.
public, private, default, and static.
Define static typing.
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A type system where types are checked at compile time.
A typing system used exclusively for dynamic languages.
A method of overloading functions in JavaScript.
A system where variables are checked at runtime.
What is TypeScript?
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A database management system.
A framework for building mobile applications.
A strongly typed superset of JavaScript that compiles to plain JavaScript.
A library for managing state in React applications.