Question

What is the full form of SIM :

• A. Subscriber Information Manager
• B. Subscriber Internet Module
• C. Service Integration Mechanism
• D. Subscriber Identification Module

Answer 1

Answer:

D. Subscriber Identification Module

SIM stands for "Subscriber Identity Module." It is a small card inserted into mobile devices that authenticates the user's identity with the cellular network, allowing access to voice and data services. (മൊബൈലിൽ ഇടുന്ന സിം കാർഡ്).