Answer:
Sir William Crookes invented the cathode ray tube in 1878, but these discoveries took many years to merge into the common ground of television. His mechanical system used a scanning disk with small holes to pick up image fragments and imprint them on a light-sensitive selenium tube. A receiver reassembled the picture.
Answer:
session.
Explanation:
Web storage stores data in the browser in sessions.There are two types of web storage APIs available local storage and session storage.Both of these storages are used to store data on client side.While session stores data in key/value pairs which consists of strings.The maximum Limit of data storage is about 5MB.
Answer:
B. Use cross-platform tools to write code that will translate the existing Android app code into different native formats.
Explanation:
Cross-platform application development tools are tools that can be used tool generate applications of different platforms, by just writing a single type of code. It has the ability to automatically create an application of a different platform from another.
A developer can develop an application like Android and convert it to IOS for Apple. Xamarin, Appcelerator coroner etc, are all examples of cross-platform tools.
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