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Showing posts from November, 2020

JAVA : Polymer JS Practical QA

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  1. What is Polymer ? Ans: Polymer  is an  open source JavaScript library,  initially released on May 27, 2015,  used to define and style  web components  by creating your own custom elements . These custom components can be utilized for building complex Web Applications. This library is  backed by Google  and used by others like  McDonald's, ING, GitHub, Ola Cabs, USA Today, YouTube 2. What are Web Components ? Ans: Web Components  are a set of features in browsers that allow you to create  reusable and encapsulated custom HTML elements  to be used in your web applications. 3. Where Polymer built ? Ans: Polymer is built on top of  Web Components  that makes it easy to build standalone and encapsulated web components. 4. What are the benefits that Polymer provides ? Ans: These are a few benefits that Polymer provides you: Create your own  custom elements  (for examp...

IoT Practical QA

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                                                                                                           1. What is IOT ? Ans:Internet of Things (IoT)   is a system of interconnected computing  devices   and  things , with an ability to understand and comprehend, in any given situation, and take appropriate actions/decisions, without any human interventions. Internet of Things (IoT) is a conglomerate of internet-enabled computing devices.  IoT system works by  interacting  with connected objects/things. 2. What is Key-Value Pair Database ? Ans: Data is stored in the  key-value  pairs. ...