Top Interview Questions and Answers
Mobile gaming dominates the gaming space by and large. With a number of service providers, the domain is tremendously competitive as a result. The number of active mobile users in the world is constantly increasing and there are around 5.15 billion mobile phone users around the world with an approximation of 121 million users being added to this number every …
Which of these can be used to fully abstract a class from its implementation? Objects Packages Interfaces None of the Mentioned. Answer: 3 Which of these keywords is used by a class to use an interface defined previously? import Import implements Implements Answer: 3 Which of these operators can be used to concatenate two or more …
What is Activity?Activity is entry point of an application. It provides user interface so that user can perform actions as well as view data.To create activity you need to extend Activity or AppCompatActivity. What is Context?Context is an abstract class which has information related to application environment whose implementation is provided by Android system.It provide access to application-specific resources and …
Android is an operating system based on a modified version of Linux kernel and other open source software which was developed by Google and later the Open Handset Alliance (OHA). Contrary to what most of the people think, Android is not a programming language. In other words, Android is an open source operating system used for devices like smartphones and tablet computers.
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