What is a Gadget In Pega / What is a Gadget In PRPC Inteview Question and Answer :
A gadget provides a rectangular area on a portal screen. Each gadget contains a control a user can interact. For example, the work list area of the worker’s home page is implemented through a gadget. Gadgets are defined by activities that apply to the Data-Gadget class. By creating a portal rule (Article Portal-type rule) a developer determines which gadgets visible to which user groups. Using these rules, you can control the appearance, labeling, and the location of the widgets on a portal page layout.