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Question One
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Question One“There is an issue of exactly how the results we get back from our queries areformatted”, Explain this in terms of the Database Cursor in Android with a codingexample of your own.Answer:When we query a database in Android, we often need to loop through the resultsto format them in the way we want. This can be done using a cursor. Forexample, let’s say we have a database of users, and we want to loop throughthe results to format them as a list of names. We could do this using a cursor:An Example of a cursor is shown below:Cursor cursor = database.query(…);if (cursor.moveToFirst()) {int column1 = cursor.getInt(0);int column2 = cursor.getInt(1);String column3 = cursor.getString(2);}
Question Two
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Question TwoGive reasons why React should be preferred over the other frameworks, likeAngular, or any other (of your choice)?(The student might compare with any framework of his choice)Answer:The advantages of using React instead of Angular are many. One, React loadsmuch quicker than Angular. The reason behind this is because React employs a virtualDOM, which only re-renders the sections of the DOM that have changed. Second, Reactis less resource-heavy than Angular. This is because there are fewer ideas to understandand use with React. Third, React offers more adaptability than Angular. This is due tothe fact that React welcomes a wide variety of programming styles, including functionaland object-oriented approaches. Compared to Angular, React has more stability. This isdue to the fact that React employs unidirectional data flow, which ensures thatinformation is sent in ju…
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