Continuity features include Handoff, Phone Calling, Instant Hotspot, and SMS. You can start an email or document on iPhone, for example, and then pick up where you left off on your iPad. You can use your iPad or Mac to make and receive phone calls through your iPhone.
The purpose of Poka-Yoke is to develop processes to reduce defects by avoiding or correcting (design to show alerts or warning messages to user) mistakes in early design and development phases.
Mistake Proofing (Poka-Yoke) Mistake Proofing is about adding controls to prevent defects, reduce their severity, and detect them if they can occur. Poka-Yoke is often used as a synonymous term. The concept was first put to widespread use by Shigeo Shingo within the Toyota Production System (TPS).