LinkedIn Android Skill Assessment Answers 2021 (💯Correct)

Hello Learners, Today we are going to share LinkedIn Android Skill Assessment Answers. So, if you are a LinkedIn user, then you must give Skill Assessment Test. This Assessment Skill Test in LinkedIn is totally free and after completion of Assessment, you’ll earn a verified LinkedIn Skill Badge🥇 that will display on your profile and will help you in getting hired by recruiters.

Who can give this Skill Assessment Test?

Any LinkedIn User-

• Wants to increase chances for getting hire,
• Wants to Earn LinkedIn Skill Badge🥇🥇,
• Wants to rank their LinkedIn Profile,
• Wants to improve their Programming Skills,
• Anyone interested in improving their whiteboard coding skill,
• Anyone who wants to become a Software Engineer, SDE, Data Scientist, Machine Learning Engineer etc.,
• Any students who want to start a career in Data Science,
• Students who have at least high school knowledge in math and who want to start learning data structures,
• Any self-taught programmer who missed out on a computer science degree.

Here, you will find Android Quiz Answers in Bold Color which are given below. These answers are updated recently and are 100% correct✅ answers of LinkedIn Android Skill Assessment.

69% of professionals think verified skills are more important than college education. And 89% of hirers said they think skill assessments are an essential part of evaluating candidates for a job.

Use “Ctrl+F” To Find Any Questions Answer. & For Mobile User You Just Need To Click On Three dots In Your Browser & You Will Get A “Find” Option There. Use These Option to Get Any Random Questions Answer.

LinkedIn Android Assessment Answers

Q1. To add features, components, and permissions to your Android app, which file needs to be edited?

•  AndroidManifest.xml
•  Components.xml
•  AppManifest.xml
•  ComponentManifest.xml

Q2. Which XML attribute should be used to make an Image View accessible?

•  android:talkBack
•  android:labelFor
•  android:hint
•  android:contentDescription

Q3. You launch your app, and when you navigate to a new screen it crashes, Which action will NOT help you diagnose the issue?

•  Set breakpoints and then step through the code line by line
•  Use the profiler tools in Android Studio to detect anomalies CPU, and network usage.
•  Add a Thread.sleep()call before you start the new activity.
•  inspect the logs in Logcat.

Q4. Why might push notifications stop working?

•  all of these answers
•  The device token is not being sent to push provider correctly.
•  Google Play Services is not installed on the deivce/emulator.
•  Battery optimization is turned on on the device.

Q5. What is correct set of classes needed to implement a RecyclerView of items that displays a list of widgets vertically?

• [ ]  RecycleView      RecyclerView.Adapter      RecyclerView.ViewHolder<T extends BaseViewHolder>      LinearLayoutManager
• [ ]   RecycleView      RecyclerView.Adapter      RecyclerView.ViewHolder      LinearLayoutManager
• [x] RecycleView      RecyclerView.Adapter<VH extends ViewHolder>      RecyclerView.ViewHolder      LinearLayoutManager

Q6. The Android system kills process when it needs to free up memory. The likelihood of the system killing a given process depends on the state of the process and the activity at the time. With combination of process and activity state is most likely to be killed?

•  Process:In the background;Activity:Is stopped
•  Process:In the background;Activity:Is paused
•  Process:In the foreground;Activity:Is started
•  Process:In the foreground;Activity:Is paused

Q7. You have created a NextActivity class that relies on a string containing some data that pass inside the intent Which code snippet allows you to launch your activity?

• [ ]  Intent(this, NextActivity::class.java).also { intent ->            startActivity(intent)        }
• [ ]  Intent(this, NextActivity::class.java).apply {            put(EXTRA_NEXT, “some data”)        }.also { intent ->            activityStart(intent)        }
• [x]  Intent(this, NextActivity::class.java).apply {            putExtra(EXTRA_NEXT, “some data”)        }.also { intent ->            startActivity(intent)        }
• [ ]  Intent(this, NextActivity::class.java).apply {            put(EXTRA_NEXT, “some data”)        }.also { intent ->            activityStart(intent)        }

Q8. You want to include about and setting modules in your project. Which files accurately reflects their inclusion?

•  in build.gradle:include ‘:app’,’:about’ ‘:settings’
•  in settings.gradle:include ‘:app’,’:about’ ‘:settings’
•  in settings.gradle:include ‘:about’,’:settings’
•  in gradle.properties:include ‘:app’,’:about’ ‘:settings’

Q9. What is the benifit of using @VisibleForTesting annotation?

•  to denote that a class, methos, or field has its visibility relaxed to make code testable
•  to denote that a class, method, or field is visible only in the test code
•  to denote that a class, method, or field has its visibility increased to make code less testable
•  to throw a run-time error if a class, methos, or field with this annotation is accessed improperly

Q10. How would you specify in your build.gradle file that your app required at least API level 21 to run, but that it can be tested on API level 28?

• [ ]  defaultConfig {        …        minApiVersion 21        targetApiVersion 28      }
• [ ]  defaultConfig {        …        targetSdkVersion 21        testSdkVersion 28      }
• [ ]  defaultConfig {        …        minSdkVersion 21        testApiVersion 28      }
• [x]  defaultConfig {        …      minSdkVersion 21        targetSdkVersion 28      }

Q11. When will an activity’s onActivityResult()be called?

•  when calling finish()in the parent activity
•  when placing an app into the background by sitching to another app
•  When onStop() is called in the target activity
• [] when calling finish() in the target activity

Q12. You need to remove an Event based on it;s id from your API, Which code snippet defines that request in Retrofit?

•  @DELETE(“events) fun deleteEvent(@Path(“id”) id: Long): Call
•  @DELETE(“events/{id}”) fun deleteEvent(@Path(“id”) id: Long): Call
•  @REMOVE(“events/{id}”) fun deleteEvent(@Path(“id”) id: Long): Call
•  @DELETE(“events/{id}”) fun deleteEvent(@Path(“id”) id: Long): Call

Q13. When would you use a product flavour in your build setup?

•  when you need to have the app’s strings present in multiple lanuages
•  when you have to provide different versions of your app based on the physical device size
•  when you want to provide different versions of your app based on the device screen density
•  when you want to provide different version of your app with custom configuration and resources

Q14. Given the fragment below, how would you get access to a TextView with an ID of text_home contained in the layout file of a Fragment class?
    private lateinit var textView: TextView    override fun onCreateView(…): View? {        val root = inflator.inflator(R>layout.fragment_home, container, false)        textView = ??        return root    }

•  root.getById(R.id.text_home)
•  findViewByID(R.id.text_home)
•  root.findViewById(R.id.text_home)
•  root.find(R.id.text_home)

Q15. Why do you use the AndroidJUnitRunner when running UI tests?

•  The test runner facilitates loading your test package and the app under test onto a device or emulator, runs the test, and reports the results.
•  The test runner creating screenshots of each screen that displayed while tests are executed.
•  The test runner facilitates parallelization of test classes by providing for each test class.
•  The test runner facilitates interacting with visible elements on a device, regardless of the activity or fragment that has focus.

Q16. What allows you to properly restore a user’s state when an activity is restarted?

•  the onSaveInstance()method
•  all of these answers
•  persistent storage
•  ViewModel objects

Q17. Given the definition below. how would you get access a TextView with an ID of text_home contained in thr layout file of a Fragment class?

•  root.find(R.id.text_home)
•  findViewById(R.id.text_home)
•  root.getById(R.id.text_home)
•  root.findViewById(R.id.text_home)

Q18. IF the main thread is blocked for too long, the system displays the___dialog?

•  Thread Not Responding
•  Application Paused
•  Application Not Responding
•  Application Blocked

Q19. How would you retrieve the value of a user’s email from SharedPreferences while ensuring that the returned value is not null?

•  getPreferances(this).getString(Email,””)
•  getDefaultSharedPrefarances(this).getString(EMAIL,null)
•  getDefaultSharedPreferances(this).getString(EMAIL,””)
•  getPreferances(this).getString(EMAIL,null)

Q20. Why is it problematic to define sizes using pixels on Android?

•  Although screen pixel density vary,this does not impact the use of pixels to define sizes.
•  Large devices always have more pixels so your UI elements will be effected if you define them with pixels.
•  The same number of pixels may corresponds to different physical sizes, affecting the appearance of your UI elements.
•  Different devices have different understanding of what a pixel is , affecting the appearance of your UI elements

Q21. You need to get a listing devices that are attached to your computer with USB debugging enable. Which command would execute using the Android Debug Bridge?

•  list devices
•  adb devices
•  list avd
•  dir devices

Q21. Which drawable defination allows you to achieve the shape below?img

• [ ] <shape xmlns:android=”http://schemas.android.com/apk/res/android”          android:shape=”oval”>          <stroke              android:width=”4dp”              android:color=”@android:color/white” />          <solid android:color=”@android:color/black” />      </shape>
• [ ] <oval xmlns:android=”http://schemas.android.com/apk/res/android”>          <stroke android:width=”4dp” android:color=”@android:color/black”/>          <solid android:color=”@android:color/white”/>      </oval>
• [x] <shape xmlns:android=”http://schemas.android.com/apk/res/android”          android:shape=”oval”>          <stroke              android:width=”4dp”              android:color=”@android:color/black” />          <solid android:color=”@android:color/white” />      </shape>
• [ ] <shape xmlns:android=”http://schemas.android.com/apk/res/android”          android:shape=”oval”>          <stroke              android:width=”4dp”              android:color=”@android:color/white” />          <solid android:color=”@android:color/white” />      </shape>

Q22. To persist a small collection of key-value data, what should you use?

•  external file storage
•  SharedPereferences
•  SQLite
•  internal file storage

Q23. You need to retrieve a list of photos from an API. Which code snippet defines an HTML GET request in Retrofit?

•  @GET(“photo/{id}”} fun listPhotos(@Path(“id”) id:Long?) : Call
•  @LIST(“photo”) fun listPhotos() : Call<List>
•  @GET(“photo”) fun listPhotos() : Call
•  @GET(“photo”) fun listPhotos() : Call<List>

Q23. Given the test class below, which code snippet would be a correct assertion?

•  assertThat(resultAdd).is(2.0)
•  assertNotNull(resultAdd)
•  assertThat(resultAdd).isWqualTo(2.0)
•  assertThat(resultAdd)

Q24. What tag should you used to add a reusable view component to a layour file?

•  <merge/>
•  <include/>
•  <layout/>
•  <add/>

Q25. You want to provide a different drawable for devices that are in landscape mode and whose language is set to French. which directory is named correctly?

•  fr-land-drawable
•  drawable-fr-land
•  drawable-french-land
•  french-land-drawable

Q26. Why might you need to include the following permission to your app?android.permission.ACCESS_NETWORK_STATE

•  to monitor the location of the devices so that you don’t attempt to make network calls when the user is stationary
•  to request the ability to make network calls from your app
•  to monitor the network state of the device so that you can display an in-app banner to the user
•  to monitor the network state of the devices so that you don’t attempt to make network calls when the network is unavailable

Q27. Which image best corresponds to the following LinearLayout?<LinearLayout android:layout_width=”match_parent” android:layout_height=”match_parent” android:orientation=”horizontal” android:gravity=”center”> <Button android:layout_width=”wrap_content” android:layout_height=”wrap_content” android:text=”Button” /> <Button android:layout_width=”wrap_content” android:layout_height=”wrap_content” android:text=”Button” /></LinearLayout>

 A . 

B. 

 C.  – This is the Correct Answer

 D. 

Q28. You want to open the default Dialer app on a device. What is wrong with this code?val dialerIntent = Intent()val et = findViewById(R.id.some_edit_text)dialerIntent.action = Intent.ACTION_DIALdialerIntent.data = Uri.parse(“tel:” + et.getText()?.toString())startActivity(dialerIntent)

•  startActivityWithResult() should be used instead of startActivity() when using Intent.ACTION_DIAL.
•  For Intent.ACTION_DIAL, the Intent option Intent.FLAG_ACTIVITY_NEW_TASK must be added when using this dialerIntent.
•  The dialerIntent will cause an ActivityNotFoundException to be thrown on devices that do not support Intent.ACTION_DIAL.
•  The permission android.permission.CALL_PHONE must be requested first before Intent.ACTION_DIAL can be used.

Q29. When should you store files in the /assets directory?

•  when you need access to the original file names and file hierarchy
•  when you need access to the file with its resource ID, like R.assets.filename
•  when you have XML files that define tween animations
•  when you need to access the file in its raw form using Resources.openRawResource()

Q30. You want to allow users to take pictures in your app. Which is not an advantage of creating an appropriate intent, instead of requesting the camera permission directly?

•  Users can select their favorite photo apps to take pictures.
•  You do not have to make a permission request in your app to take a picture.
•  You have full control over the user experience. The app that handles the camera intent will respect your design choices.
•  You do not have to design the UI. The app that handles the camera intent will provide the UI.

Q31. When would you use the ActivityCompat.shouldShowRequestPermissionRationale() function?

•  when a user first opens your app and you want to provide an explanation for the use of a given permission
•  when a user has previously denied the request for a given permission and selects “Tell me more”
•  when a user has previously denied the request for a given permission and you want to provide an explanation for its use
•  when a user has previously denied the request for a given permission and selected “Don’t ask again,” but you need the permission for your app to function

Q32. You would like to enable analytics tracking only in release builds. How can you create a new field in the generated BuildConfig class to store that value?

• [ ] buildTypes { debug { buildConfig ‘boolean’, ‘ENABLE_ANALYTICS’, ‘false’ } release { buildConfig ‘boolean’, ‘ENABLE_ANALYTICS’, ‘true’ }}
• [ ] buildTypes { debug { buildConfig ‘String’, ‘ENABLE_ANALYTICS’, ‘false’ } release { buildConfig ‘String’, ‘ENABLE_ANALYTICS’, ‘true’ }}
• [x] buildTypes { debug { buildConfigField ‘boolean’, ‘ENABLE_ANALYTICS’, ‘false’ } release { buildConfigField ‘boolean’, ‘ENABLE_ANALYTICS’, ‘true’ }}
• [ ] buildTypes { debug { buildConfigField ‘boolean’, ‘ENABLE_ANALYTICS’, ‘true’ } release { buildConfigField ‘boolean’, ‘ENABLE_ANALYTICS’, ‘false’ }}
• Q33. To optimize your APK size, what image codec should you use?

•  JPG
•  PNG
•  MPEG
•  WebP

Q34. You have built code to make a network call and tested that it works in your development environment. However, when you publish it to the Play console, the networking call fails to work. What will not help you troubleshoot this issue?

•  checking whether ProGuard -keepclassmembers have been added to the network data transfer objects (DTOs) in question
•  using the profiler tools in Android Studio to detect anomalies in CPU, memory, and network usage
•  checking for exceptions in the sever logs or server console
•  checking that the network data transfer object has @SerizlizedName applied to its member properties

Q35. Which code snippet would achieve the layout displayed below?

• [ ] <androidx.constraintlayout.widget.ConstraintLayout …>
  <TextView android:id=”@+id/text_dashboard” android:layout_width=”match_parent” android:layout_height=”wrap_content” android:layout_marginTop=”16dp” android:padding=”8dp” android:textAlignment=”center” android:text=”Dashboard” app:layout_constraintEnd_toEndOf=”parent” app:layout_constraintStart_toStartOf=”parent” app:layout_constraintTop_toTopOf=”parent” />
  </androidx.constraintlayout.widget.ConstraintLayout>
• [x] <androidx.constraintlayout.widget.ConstraintLayout …>
  <TextView android:id=”@+id/text_dashboard” android:layout_width=”match_parent” android:layout_height=”wrap_content” android:layout_marginStart=”8dp” android:layout_marginEnd=”8dp” android:textAlignment=”center” android:text=”Dashboard” app:layout_constraintEnd_toEndOf=”parent” app:layout_constraintStart_toStartOf=”parent” app:layout_constraintTop_toTopOf=”parent” />
  </androidx.constraintlayout.widget.ConstraintLayout>
• [ ] <androidx.constraintlayout.widget.ConstraintLayout …>
  <TextView android:id=”@+id/text_dashboard” android:layout_width=”match_parent” android:layout_height=”wrap_content” android:layout_marginStart=”8dp” android:layout_marginTop=”16dp” android:layout_marginEnd=”8dp” android:padding=”8dp” android:textAlignment=”center” android:text=”Dashboard” app:layout_constraintEnd_toEndOf=”parent” app:layout_constraintStart_toStartOf=”parent” app:layout_constraintTop_toTopOf=”parent” />
  </androidx.constraintlayout.widget.ConstraintLayout>
• [ ] <androidx.constraintlayout.widget.ConstraintLayout …>
  <TextView android:id=”@+id/text_dashboard” android:layout_width=”match_parent” android:layout_height=”wrap_content” android:layout_marginStart=”8dp” android:layout_marginTop=”16dp” android:layout_marginEnd=”8dp” android:padding=”8dp” android:text=”Dashboard” app:layout_constraintEnd_toEndOf=”parent” app:layout_constraintStart_toStartOf=”parent” />
  </androidx.constraintlayout.widget.ConstraintLayout>

Q36. Which source set is _not_ available to you by default when Android Studio creates a new project?

•  test
•  androidTest
•  app
•  main

Q37. Which definition will prevent other apps from accessing your Activity class via an intent?

• [ ] <activity android:name=”.ExampleActivity” />
• [x] <activity android:name=”.ExampleActivity”> <intent-filter> <action android:name=”android.intent.action.SEND” /> </intent-filter> </activity>
• [ ] <activity android:name=”.ExampleActivity”> <intent-filter> <action android:name=”android.intent.action.MAIN” /> <category android:name=”android.intent.category.LAUNCHER” /> </intent-filter> </activity>
• [ ] <activity android:name=”.ExampleActivity”> <intent-filter> <action android:name=”android.intent.action.VIEW” /> </intent-filter> </activity>

Q38. To preserve on-device memory, how might you determine that the user’s device has limited storage capabilities?

•  Use the ActivityManager.isLowRamDevice() method to find out whether a device defines itself as “low RAM.”
•  Use the Activity.islowRam() method to find out whether a device defines itself as “low RAM.”
•  Use the ConnectivityManager.hasLowMemory() method to find out whether a device defines itself as “low RAM.”
•  Make an image download request and check the remaining device storage usage.

Q39. What is _not_ a good way to reuse Android code?

•  Use a common Gradle module shared by different Android projects.
•  Prefer to build custom views or fragments over activities.
•  Prefer to build activities instead of fragments.
•  Break down UI layouts into common elements and use <include/> to include them in other layout XML files.

Q40. Which layout is best for large, complex hierarchies?

•  LinearLayout
•  ConstraintLayout
•  FrameLayout
•  RelativeLayout

Conclusion

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