When was the first time TypeScript was made public?

TypeScript - Quiz(MCQ)

October 2011

October 2012

October 2013

October 2014

Correct Answer : October 2012

Explanation : TypeScript was first made public in October 2012 (at version 0.8), after two years of internal development at Microsoft.

Recently Updated in TypeScript Questions

What are variables in Typescript?

A variable name should contain alphabets and numeric digits

A variable name cannot begin with a digit

It cannot contain spaces and special characters except underscore (_) and dollar ($) sign

All of the above

Correct Answer : All of the above

Which statements are true regarding JSX modes?

The react mode will emit React.addElement

The output of react mode will have a .jsx file extension

These modes only affect the emit stage - type checking is unaffected

The preserve mode will keep the JSX as part of the output to be further consumed by another transform step

Correct Answer : The preserve mode will keep the JSX as part of the output to be further consumed by another transform step

What type of assignment is this variable, 'const fullName: string = 'Dylan Israel';'?

Implicit

Explicit

Both (A) and (B)

None of the Above

Correct Answer : Explicit

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