Steps. 1. Make sure your iPhone is unlocked if you're switching carriers. Many iPhones are locked to the carrier that you bought the phone through. In order to switch to a different carrier, you'll need to have the iPhone's SIM card slot unlocked first.1  Some iPhones come unlocked. 2  For example, Verizon iPhones use the CDMA network in the US instead of the GSM network, so the SIM card is unlocked for all Verizon iPhones.n order to switch to a different carrier, you'll need to have the iPhone's SIM card slot unlocked first. 1  Some iPhones come unlocked. 2  For example, Verizon iPhones use the CDMA network in the US instead of the GSM network, so the SIM card is unlocked for all Verizon iPhones.
Web 2.0 describes World Wide Web sites that emphasize user-generated content, usability, and interoperability. The term was popularized by Tim O'Reilly and Dale Dougherty at the O'Reilly Media Web 2.0 Conference in late 2004, though it was first coined by Darcy DiNucci in 1999.eb 2.0 capabilities were present in the days of Web 1.0 but implemented differently. For example, a Web 1.0 site may have had a guestbook page to publish visitor comments, instead of a comment section at the end of each page.
Web 2.0 refers to World Wide Web websites that emphasize user-generated content, usability, and interoperability for end users. The term was popularized by Tim O'Reilly and Dale Dougherty at the O'Reilly Media Web 2.0 Conference in late 2004, though it was coined by Darcy DiNucci in 1999. Web 2.0 does not refer to an update to any technical specification, but to changes in the way Web pages are designed and used. A Web 2.0 website may allow users to interact and collaborate with each other in a social media dialogue as creators of user-generated content in a virtual community, in contrast to the first generation of Web 1.0-era websites where people were limited to the passive viewing of content.