Endoscopy (Definition) 1  Endoscopy broadly refers to the direct visualization of the intestinal tract by way of a flexible, fiberoptic scope. Generally, the term is used to describe evaluation of the esophagus, stomach and duodenum (upper endoscopy), or the rectum and colon (colonoscopy).
Sim toolkit app has to be triggered by the sim card through network provider. The app will appear in the app drawer and can be started as any other apps. The app is very basic and it is based on services provided. Written Feb 26.
Use. The SIM card is provided with your iPhone (or 3G iPad) by your carrier and it is used to store data about your account. It holds information such as your phone number, security data, billing information and things which help the carrier to know who is the user of the phone.On older devices, especially feature phones, it also stored things like text messages and contacts). The SIM card allows you to change cellular phones and keep the same user data. The SIM card is what lets your carrier know that you're the account holder of the iPhone using it.