What is DisplayPort? DisplayPort is a digital display and data transfer interface developed by the Video Electronics Standards Association (VESA) in 2006. Like its contemporary competitors, HDMI and Thunderbolt, it is a composite format capable of carrying video, audio, and data simultaneously.
Locked Home Screen. One meaning of the term locked iPhone refers to an iPhone with a locked home screen. All iPhones have a lock feature that allows a user to lock his home screen when the phone is not in use to prevent him from accidentally activating the touch screen while the phone is in his pocket.
Quick Answer. A carrier lock, which is featured on most cellphones, is a software code placed on a phone that prevents its use on another network. To unlock the technology, another code must be inserted on the phone. Devices that do not have the lock or code specifically advertise or state they are unlocked.