user image

Pooja Sharma

Ssc & Railways
General Awareness
2 years ago

what is SIM

user image

Abhishek Mishra

2 years ago

A SIM card, also known as subscriber identity module or subscriber identification module, is an integrated circuit intended to securely store the international mobile subscriber identity number and its related key, which are used to identify and authenticate subscribers on mobile telephony devices. 

Recent Doubts

Close [x]