A phones sim card is a small card that holds information such as contact, programs and games that have been imputed into a phone. The sim card is not what connects the phone to the internet.
Yes it can! Any sim card, Any country, Any price plan. All you need is a small fingernail to remove the lid and add the sim card in!
A sim card has memory, depending on your specific one, from 32k to 128k. Sim cards are very small, a little over the size of a fingernail. Most sim cards come already made into your device and are mostly removable.
The sim card can be found on the side, with a small hole next to it. You need the ejection tool or similar like a hair grip, staple to open the ejection tray to access the sim card.
There is a small "like drawer in the upper back of the mobile under the battery. open it and insert sim card
Modem
Most iPhones come with a sim card ejector, which is basically a small piece of metal with a pointy end. To remove the sim card, insert the pointy end of the ejector into the small hole at the top of the iPhone where the sim card tray is. If you don't have the sim card ejector, a small unravelled paper clip will do.
You call your carrier and activate your sim card.
The plural form of SIM card is SIM cards.
sim card
sim card
A SIM card adaptor will allow you to use a micro SIM in a standard SIM slot.