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With concurrent programming, code might execute in an order different from how it was written.

True

False

Fill-in-the-blanks

Enter one or more words to complete the sentence.

The ___ thread is responsible for displaying the user interface responding to user input.

Which of the following statements are true about coroutine contexts?

Choose as many answers as you see fit.

Dispatchers.Default is the best choice for long running tasks involving reading and writing large amounts of data.

Dispatchers.Main can be used for updating the UI but not for long-running tasks.

A Job controls the lifecycle of a coroutine.

Dispatchers.IO is optimized for network I/O, among other background tasks.

`launch()` and `async()` are extension functions of a ___, which keeps track of any coroutines it creates.

CoroutineScope

Job

Dispatcher

CoroutineContext

Which of the following statements are true about structured concurrency and its best practices?

Choose as many answers as you see fit.

If a coroutine is canceled, child coroutines should also be canceled.

A parent scope can complete before one or more of its children are completed.

A failure should propagate downward without canceling the parent coroutine.

Coroutines must be launched from a coroutine scope.

Which of the following statements are true about web services?

Choose as many answers as you see fit.

GET, POST, and DELETE are all examples of HTTP operations.

A URL is a type of URI but not all URIs are URLs.

RESTful services always provide a formatted XML response.

Retrofit is a third-party library for handling JSON from a web service.

Retrofit is a third-party library that enables your app to make requests to a(n) ___ web service.

XML

Socket

RESTful

JSON

One recommended way to perform a Retrofit network request is with a coroutine launched in the `viewModelScope`.

True

False

To enable your app to make connections to the Internet, add the '`android.permission.INTERNET`' permission in the ___ file.

MainActivity

build.gradle

Android manifest

ViewModel

The process of turning a JSON result into usable data, as is done with Gson, is called JSON ___.

Serialization

Encoding

Converting

Parsing

With concurrent programming, code might execute in an order different from how it was written.

Fill-in-the-blanks

Which of the following statements are true about coroutine contexts?

launch() and async() are extension functions of a ___, which keeps track of any coroutines it creates.

Which of the following statements are true about structured concurrency and its best practices?

Which of the following statements are true about web services?

Retrofit is a third-party library that enables your app to make requests to a(n) ___ web service.

One recommended way to perform a Retrofit network request is with a coroutine launched in the viewModelScope.

To enable your app to make connections to the Internet, add the 'android.permission.INTERNET' permission in the ___ file.

The process of turning a JSON result into usable data, as is done with Gson, is called JSON ___.

`launch()` and `async()` are extension functions of a ___, which keeps track of any coroutines it creates.

One recommended way to perform a Retrofit network request is with a coroutine launched in the `viewModelScope`.

To enable your app to make connections to the Internet, add the '`android.permission.INTERNET`' permission in the ___ file.