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Question

SIM means:

This question was previously asked in
UGC NET 2018 Paper 1 Question Paper (20-Dec-2018) (Shift 1)
The correct answer is

Subscriber Identity Module

The correct answer to the question "SIM means:" is "Subscriber Identity Module."

Let's break down why this is the correct choice:

  • Subscriber Identity Module: A SIM card is a small card inserted into mobile phones that stores the International Mobile Subscriber Identity (IMSI) and the related key for the phone subscriber. It is essential for identifying and authenticating subscribers on mobile telecommunications networks. This option is the correct definition of a SIM card.
  • Subscriber Information Module: This is incorrect, as SIM does not primarily relate to storing comprehensive subscriber information but focuses on identification and authentication.
  • Special Identity Module: Incorrect, as there is no such standard term used in telecommunications for SIM cards.
  • System Information Module: Incorrect, as SIM cards are not primarily used for storing system-related information but are used for identifying subscribers on the network.

Therefore, the option Subscriber Identity Module correctly defines what SIM stands for in the context of mobile telecommunications.

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