Can you predict the invalid TypeScript invalid data type from the below-given options?

null

never

constructor

unknown

Verified Answer
Correct Option - c

To get all Infosys Certified TypeScript Developer Exam questions Join Telegram Group https://rebrand.ly/lex-telegram-236dee

Telegram

We're passionate about offering best placement materials and courses!! A one stop place for Placement Materials. We daily post Offcampus updates and Placement Materials.

Qtr No. 213, New Town Yehlanka Indore 454775

admin@prepflix.in

Updated on Wed, 29 Oct 2025