Some help would be nice. Thanks a lot. 24 Chapter 1 Introduction to Visual Basic

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Some help would be nice. Thanks a lot.

24 Chapter 1 Introduction to Visual Basic 2017 Programming Knowledge Check continued 15. Differentiate between a class and an object. Give three examples each of classes and objects 16. What is the primary use of ADO.NET? 17. What do you call the process of translating statements written by a developer? What is the result of this process? 18. What are five types of applications you can create in Visual Basic 2017? 19. Find three YouTube videos that give an excellent overview of different HoloLens examples. Copy and the paste the URL of each of these videos and write a sentence after each URL explaining the video. 20. Research the cost of a HoloLens device and list the specifications

Explanation / Answer

15.ans:

Object oriented indoctrination, or OOP, is a very well-liked style of indoctrination, due to its ability to grip more multifaceted application with a lot additional code. This is since it organizes the data into objects so as to be comparable to real existence substance. Class and thing are two terms that are usually used in OOP. In its mainly basic form, substance is the instantiation of classes.
In command to use substance in a program, you need to say publicly the property and procedures in a class. For us in the direction of visualize this improved, let’s talk about this using a case. If you want to make a program so as to deals with vehicle, you will need in the direction of create a group of student for vehicles. In the class you would create variables that will grasp in order pertinent to vehicle. Values similar to passenger ability, top speed and fuel capability are typical along by events like start plus stop. After create the class for vehicle, you can now produce objects in your request that are based on the means of transport class. You can produce an object call car or motorbike that is base on vehicles. You be able to then fill up the relevant in order on the thing, and use it as you deem fit inside your request.
As you by now may have deduce from the example discuss above, the information so as to you will actually use in a claim are stored in the entity, and not in the class. The group of students only defines the arrangement of the information, and come again? Each procedure otherwise function does.
Another brilliant feature of lessons is the capability to inherit property and procedures on or after another class. Lessons that inherit the property of previous classes are call subclasses. This shortens the work compulsory to define a different class. If you would like to define a group specific to cars, you can simply accede to the property and actions in the vehicle’s course group, at the same time as all cars are vehicle and will exhibit the different character. The same is not through with objects; as there is really negative practical use for internationally inherit an object’s data. The fundamental practice for programmers is to produce a subclass, and produce the object from the subclass.
Summary:
1. An object is an occurrence of a class.
2. You characterize all the property and functions in a class, while you use them out an object.
3. Classes do not hold any in sequence, while an obsession does.
4. You can produce subclasses, but not sub-objects.

16.Ans:

ADO.NET is a part of the base class records that is included by means of the Microsoft .NET structure.
Its most important use is to access as well as change data stored in relational and non-relational folder systems and to admittance data and information services based under disengaged Datasets and XML.

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