Architectural Design Patterns

Question 1

The MVC design pattern divides an ____ into thre major aspects: ____, ___, and ____.

Answer 1

MVC design pattern divides an application into three major aspects: Model, View, and Controller

Question 2

Model View-View Model supports ____ between the _____ and the _________

Answer 2

two-way, View, View Model

Question 3

In MVVM pattern 2-way data binding between view and view model allows _______ inside the state of the ____ to the ________

Answer 3

Automatic Propagation, View-Model, View

Question 4

In MVVM generally the _______ utilizes the ______ pattern to inform changes in the ______ to the ______

Answer 4

View-Model, Observer, View-Model, Model

Question 5

Model means ______ that is required to display in the _____. Model represents a ______ of _____ that describes the _______ (business model and the data model).

Answer 5

data, view, collection, classes, business logic

Question 6

The model defines the ______ rules for ______ as how the _____ can be _____ and ______

Answer 6

business, data means, data, changed, manipulated

Question 7

The View represents ____ like ____, ____ etc.

Answer 7

UI components, XML, HTML,

Question 8

View displays the data that is received from the ______ as the outcome.

Answer 8

Controller

Question 9

In MVC pattern View monitors the ____ for any state change and displays ______. Model and View interact with each other using the _____ pattern

Answer 9

Model, updated model, observer

Question 10

The Controller is responsible to _______.

Answer 10

Process incoming request

Question 11

In MVC The controller processes users data through the ____ and passing back the results to the ____

Answer 11

Model, view

Question 12

The controller normally acts as a ____ between the ____ and the _____

Answer 12

mediator, view, model

Question 13

The MVP pattern is similar to the _____ pattern.

Answer 13

MVC

Question 14

The MVP is derived from MVC pattern, wherein the ______ is replaced by the _____.

Answer 14

MVC pattern, controller, presenter.

Question 15

The MVP divides an application into three major aspects ____, ____, and ___

Answer 15

Model, View, Presenter

Question 16

The Model represents a set of _____ that describes the ______ and ____.

Answer 16

classes, business logic, data.

Question 17

The model defines ____ for data. Which means how the data can be changed and manipulated

Answer 17

business rules

Question 18

View is a _____ which directly interacts with user like ___, _____, ______.

Answer 18

component, XML, Activity, fragments

Question 19

The view does not contain any _____ ______

Answer 19

Logic implemented

Question 20

The Presenter receives the input from users via ____, then process the user’s data with the help of ____ and passing the results back to the _____.

Answer 20

View, model, view

Question 21

Presenter communicates with ____ through _____.

Answer 21

view, interface

Question 22

_______ is defined in presenter class, to which it passes the required data. ______/____ or any other view component implement this interface and renders the data in a way they want.

Answer 22

Interface, activity, fragment

Question 23

In the MVP design pattern, the presenter manipulates the ____ and also updates the ____.

Answer 23

model, view

Question 24

In MVP _____ and _____ are completely decoupled from each other’s and communicate to each other’s by an _______.

Answer 24

View, presenter, interface

Question 25

Because of decoupling ____ of the ____ is easier and unit testing of applications that leverage the ___ design pattern over the ___ design pattern are much easier.

Answer 25

Mocking, view, MVP, MVC

Question 26

The view-model is responsible for exposing ____, _____, and other ______ that help to maintain the state of the _____.

Answer 26

methods, commands, properties, view.

Question 27

In view model methods, commands, and other properties manipulate the ____ as the result of actions on the ____,

Answer 27

Model, View

Question 28

The view-model is responsible for exposing methods commands, and properties that trigger events in the ____ _____.

Answer 28

View itself

Question 29

In view model, the ____ has a reference to the _____ but ____ has no information about the _____.

Answer 29

view, view-model, view-model, view

Question 30

In view model there is _____ relationship between ____ and ______ which means many ____ can be mapped to one _______. It is completely independent of ______.

Answer 30

many-to-one, view, view-model, views, view-model views.

Question 31

In view model The bi-directional data binding or the two way data binding between the view and the View-Model ensures that the ____ and _____ in the ______ is in sync with the ____.

Answer 31

Models, properties, view-model, view.

Question 32

The MVVM design pattern is well suited in applications that need support for _____.

Answer 32

bi-directional data binding

Question 33

The Model View Controller input is directed at the ____ first, not the _____. That input might be coming from a user interacting with a page, but it could also be from simply entering a specific url into a browser. In either case, its a ______ that is interfaced with to kick off some functionality.

Answer 33

controller, view, controller.

Question 34

With model view controller, There is a _____ relationship between the ____ and the _____. That’s because a single controller may select different views to be rendered based on the ______ being executed.

Answer 34

many-to-one, controller, view, operation

Question 35

With model view controller there is a one way arrow from _______ to _____.

Answer 35

Controller, view.

Question 36

With model view controller the _____ doesn’t have any knowledge of or reference to the _______.

Answer 36

View, Controller

Question 37

With model view controller The ______ does pass back the _____, so there is knowledge between the ____ and the _______ being passed into it, but not the ____ serving it up.

Answer 37

controller, model, view, expected model, controller

Question 38

Now let’s look at the MVP pattern. It looks very similar to MVC, except for some key distinctions:
The input begins with the ____, not the ______.

Answer 38

view, presenter

Question 39

With MVP There is a _____ mapping between the _____ and the associated ______.

Answer 39

One-to-one, view, presenter

Question 40

with MVP The ____ holds a reference to the _____. The Presenter is also reacting to events being triggered from the _____, so its aware of the View its associated with.

Answer 40

View, presenter, view,

Question 41

With MVP The _____ updates the ____ based on the requested _____ it performs on the _____, but the ____ is not ______ aware

Answer 41

Presenter, view, actions, modal, view, model

Question 42

With model view view model -

The input begins with the _____, not the _______.

Answer 42

View, View Model

Question 43

In - MVVM
While the _____ holds a reference to the ______, the ______ has no information about the ______. This is why its possible to have a ______ mapping between various Views and one View Model…

Answer 43

View, View model, View model, View, one-to-many

Question 44

You’ll also notice that the ____ has no idea about the _____ in the MVVM pattern. This is because, as far as the View knows, its “Model” IS _____(hence its name).

Answer 44

View, model, the view model

Question 45

Because of how data-binding and other features like commanding work in WPF and Silverlight, there is rich communication between the _____ and _______, isolating the _____ from having to know anything about what’s really happening behind the scenes

Answer 45

View, view model, view