Android Multiple Choice Questions (MCQs) with answers. These MCQs will help you to enhance your knowledge about Android Development. The right answer is highlighted in every MCQ and you can see the answers at the bottom of the page as well.
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ANDROID MCQs
1- Who Developed Android?
(A) Google
(B) Apple
(C) Android Inc
(D) IBM
2- Why Android is Developed?
(A) For Servers
(B) For Desktops
(C) For Mobile Devices
(D) For Laptops
3- What method do we use to kill an Activity
(A) onResume()
(B) finish()
(C) onStart()
(D) kill()
4- What is ANR
(A) A Fragment
(B) An Activity name
(C) Feedback Dialog
(D) Application Not Responding
5- AAPT stands for
(A) Android Asset Packaging Technique
(B) Android Asset Packaging Tool
(C) Android Asset Provider Tool
(D) Android Asset Processing Tool
6- What is an APK
(A) Android Packaging Kit
(B) All in one Pack
(C) An Android Package
(D) None of the above
7- Android is ______ based Operating System
(A) Java
(B) Linux
(C) Mac
(D) Windows
8- What is an Activity?
(A) a single screen with UI
(B) a Layout
(C) a Fragment
(D) None of the above
9- In Android, what is an Interface?
(A) a Class
(B) Layout File
(C) a Function
(D) Works like a bridge between class and the outside world
10- What is the name of Android version 1.5
(A) Eclair
(B) Cupcake
(C) Donut
(D) Pie
ANDROID MCQs
11- What is ADB?
(A) Application Data Bridge
(B) Application Debug Bridge
(C) Android Debug Bridge
(D) Android Data Bridge
12- Which class do we use to upgrade the SQLite database from a lower version to a higher version?
(A) Using Cursor
(B) Using Intent
(C) Using Helper class
(D) None of the above
13- In Android Studio which layout is a default layout in XML?
(A) Constraint Layout
(B) Frame Layout
(C) Relative Layout
(D) None of the above
14- The Open Handset Alliance announcement year was?
(A) 2005
(B) 2007
(C) 2008
(D) 2009
15- We need an Android device to develop Android apps?
(A) True
(B) False
16- Android purchased by Google in which year?
(A) 2003
(B) 2004
(C) 2005
(D) 2007
17- Which one of these is not a name of any Android version
(A) Burger
(B) Cupcake
(C) Pie
(D) Oreo
18- Which of the following is not a part of native libraries?
(A) SQLite
(B) OpenGL
(C) Dalvik
(D) Webkit
19- Android is Linux based, because of _____
(A) Portability
(B) Security
(C) both A and B
(D) None of these
20- What converts Java bytecode into Dalvik bytecode?
(A) Java converter
(B) Dalvik converter
(C) Mobile Interpretive Compiler
(D) Dex compiler
ANDROID MCQs
21- Android’s XML file contains?
(A) Orientations and layouts
(B) Permissions
(C) Pictures and Videos
(D) All of these
22- Android directly runs the Java code on Android device?
(A) True
(B) False
23- At what time do Android applications signed ??
(A) After installation
(B) Before installation
(C) both (a) and (b)
(D) None of the above
24- What falls under the application layer in Android Architecture ??
(A) Phone
(B) Browser
(C) Contacts
(D) All of the above
25- The service in Android that shows alerts and messages to users is called ??
(A) System View
(B) Content Providers
(C) SQLite
(D) Notifications Manager
26- What in these is not related to Fragment class ??
(A) CursorFragment
(B) DialogFragment
(C) ListFragment
(D) PreferenceFragment
27- Which file in Android application holds to use Internet ??
(A) system file
(B) create file
(C) Manifest file
(D) All of these
28- What broadcast has the information about the battery state, level ??
(A) android.intent.action.BATTERY_OK
(B) android.intent.action.BATTERY_CHANGED
(C) android.intent.action.BATTERY_BUTTON
(D) android.intent.action.BATTERY_LOW
29- What among these makes a specific set of application data available to other applications ??
(A) Intent
(B) Fragment
(C) Content provider
(D) None
30- When an activity interacts with the user what callback is called ??
(A) onDestroy
(B) onResume
(C) onPause
(D) onStop
ANDROID MCQs
31- What is the correct permission to use the Camera ??
(A) android.permission.CAMERA
(B) android.permission.hardware.CAMERA
(C) android.permission.USE_CAMERA
(D) None of the above
32- Which is not a part of Android’s Native Libraries ??
(A) SQLite
(B) OpenGL
(C) Webkit
(D) Dalvik
33- Which OS among these ones cannot use for Android development ??
(A) Linux
(B) Contiki
(C) Mac
(D) Windows
34- The “Log” class in Android supports what types of logs ??
(A) Debug
(B) Error
(C) Warning
(D) All of the above
35- What callback method is invoked first by the system during an Activity life-cycle??
(A) onCreate()
(B) onStop()
(C) onDestroy()
(D) onPause()
36- Which class allows displaying messages on logcat ??
(A) Toast class
(B) Show class
(C) makeText class
(D) Log class
37- The method used to pass data back from an Activity is ??
(A) ActivityForResult()
(B) startActivity()
(C) startActivityForResult()
(D) None
38- Which method handles the request from a ContentProvider class ??
(A) onClick
(B) onCreate
(C) ContentResolver
(D) onClickListener
39- The environment required for development is called ??
(A) DVM
(B) JRE
(C) JDK
(D) XML
40- Which class is used to navigate from one activity to the other ?
(A) Activity
(B) Intent
(C) Move
(D) None of these
ANDROID MCQs
41- What src folder contains ??
(A) XML resource files
(B) Image files
(C) Java source code files
(D) Native files
42- The indirect Direct subclasses of Services in Android are ??
(A) SpellCheckerService
(B) InputMethodService
(C) RecognitionService
(D) RemoteViewService
43- Which method BroadcastReciever subclass overrides ??
(A) onReceive()
(B) onPause()
(C) onShow()
(D) onStart()
44- Which of these are types of Intents ??
(A) Start and Stop Intents
(B) First and Final Intents
(C) Show and Hide Intents
(D) Implicit and Explicit Intents
45- Which Android Library provides access to Views, Lists, Buttons ??
(A) android.view
(B) android.text
(C) android.os
(D) android.Webkit
46- The error tab in Android Studio is called ??
(A) logcat
(B) log
(C) CPU
(D) memory
47- What are mini activities in Android ??
(A) methods
(B) fragments
(C) adapter
(D) None of these
48- contentProvider is activated using what ??
(A) Intent
(B) Fragment
(C) ContentResolver
(D) SQLite
49- Which file holds the information regarding fundamental feature of an Android app ??
(A) Build.Module
(B) Build.gradle
(C) AndroidManifest.xml
(D) res
50- What is the base class to create Fragments ??
(A) Activity
(B) Loader
(C) Intent
(D) Fragment
ANDROID MCQs
51- In developing for the Android OS, Java byte code is compiled into what ??
(A) Source code
(B) Dalvik byte code
(C) Java source code
(D) Dalvik application
52- What in these does not have a user interface UI ??
(A) fragment
(B) Intent
(C) layout
(D) service
53- In Android AVD stands for ??
(A) Android Virtual Device
(B) Actual Virtual Device
(C) Android Virtual Display
(D) None of these
54- An activity is corresponding to what of these ??
(A) method
(B) interface
(C) java/kotlin class
(D) all of these
55- When the service is created first time using onBind() or onStartCommand() then which method is called ??
(A) onCreate()
(B) onStop
(C) startService()
(D) onDisplay()
56- To share data between Android packages, which object is preferable ??
(A) DataProvider
(B) Service
(C) ContentProvider
(D) SQLite
57- Who developed DVM ??
(A) Dennis Ritchie
(B) Dan Bornstein
(C) Elon Musk
(D) Barry Hawkins
58- The component of Android that manages appearance and format on screen is called ??
(A) activity
(B) class
(C) layout
(D) intent
59- The first phone released with Android OS was ?
(A) T-Mobile G1
(B) gPhone Google
(C) Ericsson T-80
(D) Motorola Droid
60- If you are using a content provider and you want to read contacts in Phone Contacts then what permission will you use ??
(A) GET_CONTACTS
(B) READ_CONTACTS
(C) FIND_CONTACTS
(D) TAKE_CONTACTS
ANDROID MCQs
61- The method SendStickyBroadcast(Intent) show what ??
(A) the intent is optional
(B) the intent is prominent
(C) the intent is sticky
(D) the intent prioritized
62- The required environment for Android Application development is called ??
(A) ADB
(B) SDK
(C) AVD
(D) XML
63- What makes Android so great from the Phone manufacturer’s point of view ??
(A) It makes the hardware work better
(B) It allows them to compete with Apple’s iPhone
(C) It allows users to create apps, generating revenue for the companies
(D) Aside from some specific drivers, it provides everything to make a phone work
64- If you want to make your own Content Provider then what class do you need to Inherit ??
(A) Object
(B) Content
(C) ContentProvider
(D) Cursor
65- From where the quick options can be accessed in Android Studio ??
(A) Editor tab
(B) Toolbar
(C) Menu bar
(D) Sidebar
66- Which piece of code used in Android is not open source ??
(A) WiFi? driver
(B) Audio driver
(C) Power
(D) Battery
67- What is AIDL ??
(A) It does not define the programming interface
(B) It defines the programming interface that both the client service agree upon
(C) AIDL does not have Java programming language
(D) None of these
68- The method responsible to handle what should happen when a button is clicked is called ??
(A) onClick
(B) onSelect
(C) onTouch
(D) onCreate
69- You edit the resources of your project in R.java file ?
(A) False
(B) True
(C) –
(D) –
70- The AndroidManifest.xml file contains what ??
(A) Strings used in the app
(B) The permissions the app requires
(C) Adapter settings
(D) None of the above
ANDROID MCQs
71- The permission we need to declare for sending SMS is ??
(A) <uses-permission android:name=”android.SEND_SMS”/>
(B) <uses-permission =”android.permission.SEND_SMS”/>
(C) <uses-permission android:name=”android.permission.SEND_SMS”/>
(D) None of the above
72- How do we produce log messages, By using ??
(A) Log.D()
(B) Log.show()
(C) Log.display()
(D) Log.d()
73- The R file is _____ generated file ??
(A) Emulated
(B) Manually
(C) Automatically
(D) None
74- The purpose of the image switcher is ??
(A) An image switcher allows you to add some transitions to the images.
(B) The ImageSwitcher enables images to be displayed with an animation.
(C) both (a) and (b)
(D) None of the above
75- We declare Main Activity in _____ in Manifest.xml ??
(A) <intent-filter>
(B) <intent>
(C) <intent-activity>
(D) <intent-layout>
76- The Android ships with an emulator ??
(A) True
(B) False
(C) –
(D) –
77- What types of menus does Android support ??
(A) Context menu
(B) Option menu
(C) Context menu only
(D) Both (a) and (b)
78- The component that manages the user interaction with the phone and controls the UI is known as ??
(A) Database
(B) Services
(C) Activities
(D) Content Providers
79- Which file specifies the layout of the screen ??
(A) Resource file
(B) src file
(C) Layout file
(D) Strings.xml
80- What is the name of the parent class of the Activity class ??
(A) ContextThemeWrapper
(B) MainActivity
(C) BaseActivity
(D) Context
ANDROID MCQs
81- Which Android’s component works like a Database ??
(A) Services
(B) Intents
(C) Content Providers
(D) Broadcast Receivers
82- The Manifest.xml file explains what the application consists of and glues everything together ??
(A) True
(B) False
(C) –
(D) –
83- Java does not support multi-inheritance so that is why in an Android Activity there should not be more than one ??
(A) child class
(B) public class
(C) superclass
(D) subclass
84- Android developers can test their apps on ??
(A) Third-party emulators
(B) Emulator included in Android SDK
(C) Physical Android device
(D) All these options will work
85- Which file contains all the text used in your Android application ??
(A) string.java
(B) strings.xml
(C) text.xml
(D) Manifest.xml
86- What is related to the Fragment class ??
(A) preferenceFragment
(B) dialogFragment
(C) listFragment
(D) All of these
87- The directory for XML files in Android Studio by default is ??
(A) Build.gradle
(B) AndroidManifest.XML
(C) res/values
(D) res/layout
88- If an activity is not existing in memory that means it is in ??
(A) Loading state
(B) Starting state
(C) Inexistent state
(D) Running state
89- For initiating a call using the system in-call Activity, what is the required permission ??
(A) CALL_PHONE uses-permission
(B) CALL_NUMBER uses-permission
(C) DIAL_PHONE uses-permission
(D) None of these
90- The layout that allows all included elements must be in order is ??
(A) TableLayout
(B) RelativeLayout
(C) ConstraintLayout
(D) LinearLayout
ANDROID MCQs
91- In Service life-cycle which of these is not a state ??
(A) Paused
(B) Destroyed
(C) Starting
(D) Running
92- To access SIM in Android Studio what class does we need ??
(A) MobileManager
(B) SimManager
(C) TelephonyManager
(D) All of the above
93- Which tab stores the history of most visited places ??
(A) Structure
(B) History
(C) Project
(D) Favorites
94- The sender specifies the type of receiver in an implicit intent ??
(A) True
(B) False
(C) –
(D) –
95- What is the default Layout in Android Studio ??
(A) LinearLayout
(B) ConstraintLayout
(C) FrameLayout
(D) TableLayout
96- By using which option in Android one can use the functionality of one class in another class ??
(A) extends
(B) extending
(C) extend
(D) All of these
97- If an Activity is visible on the screen but not in focus then it is in ??
(A) Paused state
(B) Stopped state
(C) Running state
(D) Destroyed state
98- Which listener one can use when a button is clicked ??
(A) ClickListener
(B) SetOnClickListener
(C) Both (a) and (b)
(D) onClickListener
99- Which class displays the toast-shaped messages on the screen ??
(A) make Text clas
(B) Display class
(C) Toast class
(D) Show class
100- Application contexts are not dependent on the activity life-cycle ??
(A) True
(B) False
(C) –
(D) –
ANDROID MCQs
101- Which control is used to display a text ??
(A) label
(B) EditText
(C) Line
(D) TextView
102- The component that manages the issues of the Database is ??
(A) Broadcast Receivers
(B) Services
(C) Content Providers
(D) Activities
103- Services have a user interface ??
(A) True
(B) False
(C) –
(D) –
104- Which method shuts down an Activity ??
(A) destroy()
(B) finishActivity()
(C) finish()
(D) None of these
105- Which Android Library provides access to a model of application ??
(A) android.app
(B) android.database
(C) android.content
(D) android.opengl
106- At a given time only one Activity can be in a running state ??
(A) False
(B) True
(C) –
(D) –
107- Which view is used to embed a web browser in an Activity ??
(A) TextView
(B) SmartView
(C) Browser
(D) WebView
108- For device reboot what is the broadcast ??
(A) android.intent.action.START
(B) android.intent.action.MAKE_REBOOT
(C) android.intent.action.CALL
(D) android.intent.action.REBOOT
109- Android is shipped with which built-in Database ??
(A) OpenSQL
(B) SQL
(C) SQLite
(D) All of these
110- As a dropdown list which of the following control is used ??
(A) Spinner
(B) ComboBox
(C) List
(D) All of these
ANDROID MCQs
How many main components can be used within an Android application ??
A. 2
B. 3
C. 4
D. 5
The android operating system is a stack of software components that is roughly divided into how many layers ??
A. 2
B. 3
C. 4
D. 5
Which component handle background processing associated with an application ??
A. Activities
B. Services
C. Broadcast Receivers
D. Content Providers
The bottom layer is known as ??
A. Libraries
B. Linux kernel
C. Application Framework
D. Applications
What is true about Content Providers ??
A. They dictate the UI and handle the user interaction to the smartphone screen
B. They handle background processing associated with an application.
C. They handle communication between Android OS and applications
D. They handle data and database management issues
Top Layer is known as ??
What is true about the Activities component ??
A. An activity represents a single screen with a user interface,in-short Activity performs actions on the screen.
B. application has more than one activity, then one of them should be marked as the activity that is presented when the application is launched.
C. An activity is implemented as a subclass of the Activity class
D. All of the above
Which of the following libraries provides access to the application model and is the cornerstone of all Android applications ??
A. android.app
B. android.content
C. android.database
D. android.widget
Which of the following statement is false about Broadcast Receivers ??
A. A broadcast receiver is implemented as a subclass of ContentProvider class
B. A broadcast receiver is implemented as a subclass of the Activity class
C. A broadcast receiver is implemented as a subclass of BroadcastReceiver class
D. A broadcast receiver is implemented as a subclass of the Service class
android.webkit libraries is ??
A. Used to render and manipulate text on a device display
B. The fundamental building blocks of application user interfaces
C. A set of classes intended to allow web-browsing capabilities to be built into applications
D. A Java interface to the OpenGL ES 3D graphics rendering API
ANDROID MCQs
What is true about the Fragments component ??
A. Represents a portion of the user interface in an Activity
B. UI elements that are drawn on-screen including buttons, lists forms, etc
C. View hierarchies that control screen format and appearance of the views.
D. Messages wiring components together
Which section provides a key component called Dalvik Virtual Machine ??
A. Libraries
B. Android Runtime
C. Application Framework
D. Applications
What is true about the Intents component ??
A. External elements, such as strings, constants, and drawable pictures
B. UI elements that are drawn on-screen including buttons, lists forms, etc
C. View hierarchies that control screen format and appearance of the views.
D. Messages wiring components together
Activity Manager is used to ??
Which of the following component has view hierarchies that control screen format and appearance of the views ??
A. Layouts
B. Views
C. Resources
D. Manifest
Which of the following libraries has a Java interface to the OpenGL ES 3D graphics rendering API ??
A. android.os
B. android.database
C. android.opengl
D. android.widget
Which of the following component has UI elements that are drawn on-screen including buttons, lists forms, etc ??
A. Fragments
B. Views
C. Resources
D. Manifest
Resource Manager is used for ??
Which of the following component has a configuration file for the application ??
A. Resources
B. Manifest
C. Services
D. Activities
Which of the following is not a layer in Android Architecture ??
A. Android Runtime
B. Libraries
C. Linux kernel
D. Application Framework
ANDROID MCQs
What method you should override to use the Android menu system ??
A. onCreateOptionsMenu()
B. onCreateMenu()
C. onMenuCreated()
D. onCreateContextMenu()
What is a piece of an activity which enables more modular activity design ??
A. Fragment
B. sub-activity
C. Intents
D. Filters
What Activity method you use to retrieve a reference to an Android view by using the id attribute of a resource XML ??
A. findViewByReference(int id);
B. findViewById(int id)
C. retrieveResourceById(int id)
D. findViewById(String id)
What is true about Fragments ??
A. A fragment has its own layout and its own behavior with its own life cycle callbacks.
B. You can add or remove fragments in an activity while the activity is running.
C. You can combine multiple fragments in a single activity to build a multi-pane UI.
D. All of the above
Which of the following is not an Android component (i.e. a point from which the system can enter your application) ??
A. Service
B. Activity
C. Layout
D. Content Provider
Which method is called once the fragment gets visible ??
A. onStart
B. onPause
C. onResume
D. onStop
During an Activity life-cycle, what is the first callback method invoked by the system ??
A. onStop()
B. onStart()
C. onCreate()
D. onRestore()
Which method is called Fragment going to be stopped ??
A. onDestroyView
B. onPause
C. onResume
D. onStop
Which configuration file holds permission to use the internet ??
A. Layout file
B. Property file
C. Java source file
D. Manifest file
Which method is called when called to do a final clean-up of the fragment’s state but Not guaranteed to be called by the Android platform ??
A. onDestroyView
B. onPause
C. onDestroy
D. onCreateView
ANDROID MCQs
What does the following line of code achieve?
Intent intent = new Intent(FirstActivity.this,SecondActivity.class ); ??
A. Creates a hidden Intent
B. Creates an implicit Intent
C. Create an explicit Intent
D. Starts an activity
Which method Fragment becomes active ??
A. onPause
B. onResume
C. onStart
D. onCreate
Which of the following is NOT a valid usage for Intents ??
A. Activate and Activity
B. Activate a Service
C. Activate a Broadcast receiver
D. Activate a SQLite DB Connection
Fragments are divided in how many stages ??
A. 2
B. 4
C. 3
D. 5
Which of the following is not a valid Android resource file name ??
A. mylayout.xml
B. myLayout.xml
C. my_layout.xml
D. mylayout1.xml
In which android version Single frame fragment introduced ??
A. android 2.0 version
B. android 3.0 version
C. android 4.0 version
D. android 5.0 version
Which of these is not defined as a process state ??
A. Non-visible
B. Visible
C. Foreground
D. Background
Fragments having a special list view is called as ??
A. list fragment
B. view fragment
C. frame fragment
D. special fragment
What is the name of the folder that contains the R.java file ??
A. src
B. res
C. bin
D. gen
Activity and Fragment transitions in Lollipop are built on top of a relatively new feature in Android called ??
A. scenes
B. Activity
C. fragment stack
D. transitions
ANDROID MCQs
What is a correct statement about an XML layout file ??
A. A layout PNG image file
B. A file used to draw the content of an Activity
C. A file that contains all application permission information
D. A file that contains a single activity widget
An Android _____ is an abstract description of an operation to be performed. It can be used with startActivity to launch an Activity ??
A. Filters
B. Intent
C. Service
D. Broadcast Receiver
What does the src folder contain ??
A. Image and icon files
B. XML resource files
C. The application manifest file
D. Java source code files
Which method is used to launch a new activity or get an existing activity to do something new ??
A. Context.startActivity()
B. Context.startService()
C. Context.sendBroadcast()
D. All of the above
Which file specifies the minimum required Android SDK version your application supports ??
A. main.xml
B.java
C. strings.xml
D. AndroidManifest.xml
Which method is used to initiate a service or deliver new instructions to an ongoing service ??
A. Context.startActivity()
B. Context.startService()
C. Context.sendBroadcast()
D. None of the above
What is the parent class of all Activity widgets ??
A. ViewGroup
B. Layout
C. View
D. Widget
Which of the following action will display the phone dialer with the given number filled in ??
A. ACTION_VIEW tel:123
B. ACTION_SET_WALLPAPER
C. ACTION_DIAL tel:123
D. None of the above
What is the name of the class used by Intent to store additional information ??
A. Extra
B. Parcelable
C. Bundle
D. DataStore
Which of the following is true about ACTION_TIMEZONE_CHANGED ??
A. It is used to run the default uninstaller
B. Show settings for choosing wallpaper
C. Display a list of people, which the user can browse through.
D. It intimates when time zone has changed
ANDROID MCQs
Which is not included in the Android application framework ??
A. WindowManager
B. NotificationManager
C. DialerManager
D. PackageManager
The action in an Intent object can be set by the ??
A. setAction() method
B. set() method
C. Action() method
D. setsAction() method
What Eclipse plugin is required to develop an Android application ??
A. J2EE
B. Android Software Development Kit
C. Android Development Tools
D. Web Development Tools
In Data, The URI is read by ??
A. getD()
B. get()
C. getData()
D. getsetData()
You can create a custom view by extending class Activity ??
A. True
B. False
Which of the following is true about ACTION_SET_WALLPAPER ??
A. Edit information about the person whose identifier is “1”.
B. Show settings for choosing wallpaper
C. It will start the platform-defined tutorial
D. It intimates when time zone has changed
Which of these files contains text values that you can use in your application ??
A. AndroidManifest.xml
B. res/Text.xml
C. res/layout/Main.xml
D. res/values/strings.xml
The extras can be set and read using the ??
A. setExtras() and getExtras() methods
B. putsExtras() and getsExtras() methods
C. setsExtras() and getsExtras() methods
D. putExtras() and getExtras() methods
What does the Android project folder “res/” contain ??
A. Java Activity classes
B. Resource files
C. Java source code
D. Libraries
What is true about FLAG_ACTIVITY_NEW_TASK ??
A. If set in an Intent passed to Context.startActivity()
B. If set, and the activity being launched is already running in the current task
C. This flag is generally used by activities that want to present a “launcher” style behavior
D. All of the above
ANDROID MCQs
View refers to the?
A. android.View.view class
B. android.view.View class
C. android.view class
D. android.View class
What does this code do ??
Intent intent = new Intent();
intent.setAction(Intent.ACTION_VIEW);
intent.setData(android.net.Uri.parse(“https://www.myandroid.site”));
startActivity(intent);
A. Starts a sub-activity
B. Starts a service
C. Sends results to another activity
D. Starts an activity using an implicit intent
View class extends Object class and implements ??
A. Drawable.Callback
B. KeyEvent.Callback
C. AccessibilityEventSource
D. All of the above
Which of the following is a Java call-back method invoked when a view is clicked ??
A. Detector
B. OnTapListener
C. OnClickDetector
D. OnClickListener
What means it will occupy the complete space available on the display of the device.
A. wrap_content
B. match_content
C. match_parent
D. wrap_parent
Which of the following is not an Activity lifecycle call-back method ??
A. onStart
B. onCreate
C. onPause
D. onBackPressed
What means it will occupy only that much space as required for its content to display ??
A. wrap_content
B. match_content
C. match_parent
D. wrap_parent
Which method is used to close an activity ??
A. Destroy( )
B. Finish( )
C. Stop( )
D. Close( )
The view always starts with ??
A. [
B. <
C. {
D. (
Which of the following Activity life-cycle methods is called once the activity is no longer visible ??
A. onStop
B. onPause
C. onDestroy
D. onHide
ANDROID MCQs
In the end, it is closed by ??
A. >
B. ?>
C. :>
D. />
Which of the following is a correct Android Manifest statement ??
A. <uses-permission android:name =”android.Internet”/>
B. <uses-permission android:name =”android.Internet”></uses-permission>
C. <uses-permission android:name =”android.permission.Internet”>
D. <uses-permission android:name =”android. permission .Internet”/>
To embed a web browser in your activity which view you will use ??
A. RichTextView
B. Browser
C. WebView
D. None of the above
Which of the following is true about attributes??
android:windowSoftInputMode of the <activity> tag in file AndroidManifest.xml
A. It specifies whether the window is on full screen or not
B. It adjusts how the main window of the activity interacts with the keyboard
C. It adjusts how the window should be launched
D. It adjusts the window orientation
To display text which controls you will use ??
A. EditText
B. TextView
C. label
D. ViewText
Which of the following tools dumps system log messages including stack traces when the device or emulator throws an error ??
A. DDMS
B. Logcat
C. Console
D. ADB
There are two attributes that are necessary for every View. These are ??
android:layout_height and android:layout_width
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Javascript is enabled by default in a WebView ??
A. True
B. False
The view is also known as Widget in Android ??
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
How to enable JavaScript in WebView ??
A. myWebView. setJavaScriptEnabled(true);
B. myWebView.getJavaScriptSettings.setEnabled(true)
C. myWebView.getSettings().setJavaScriptEnabled(true);
D. Java script is always enabled in WebView
ANDROID MCQs
Android system initiates its program within an Activity starting with a call on ??
A. offCreate() callback
B. onDrop() callback
C. offCreate() callback
D. onCreate() callback
What does the following code achieve ??
Intent intent = new Intent(FirstActivity.this, SecondActivity.class);
startActivityForResult(intent);
A. Starts a browser activity
B. Starts a sub-activity
C. Starts an activity service
D. Sends results to another activity
Which callback is called when the activity becomes visible to the user ??
A. onCreate()
B. onStart()
C. onResume()
D. onPause()
When using an implicit intent, what process does the system use to know what to do with it ??
A. Intent resolution
B. Intent declaration
C. Intent overloading
D. Intent transition
Which callback is called when the activity is no longer visible ??
A. onRestart()
B. onDestroy()
C. onStop()
D. onPause()
Which of the following is NOT true about the MenuItem interface ??
A. The MenuItem instance will be returned by the Menu class add(…) method
B. MenuItem can decide the Intent issued when clicking menu components
C. MenuItem can display either an icon or text
D. MenuItem can set a checkbox
Which callback is called when the activity restarts after stopping it ??
Which of the following is correct about XML layout files ??
A. In order to display a Ul defined in the XML layout file “main.xml”, call the setContentView method of the Activity with the parameter string “main.xml”
B. There is no distinction between the implementation of the layout definition by code, or by XML layout file
C. In an Eclipse project using the ADT plugin, the XML layout file is found in the /res/layout directory
D. Layout information written in the XML layout file will be converted into code by the Android platform when the screen is displayed
If you need to pass data back from an activity, Which method you should use ??
A. startActivity()
B. startActivityForResult()
C. ActivityForResult()
D. None of the above
The DalvikVM core libraries are a subset of which of the following ??
A. Java ME
B. Java SE
C. Java EE
D. JAX-WS
ANDROID MCQs
In android, mini-activities are also known as ??
A. Adapter
B. Activity
C. Fragments
D. None of the above
Which of the following is correct about file access in the Android system ??
A. Generally, files are handled as dedicated resources per each application
B. Files created by an application can be directly accessed by any application
C. The content of the file created by the application cannot be accessed by any other application
D. You can only access a file from within an Activity
For creating Fragments the java class needs to extend which base class ??
A. MainActivity
B. MiniActivity
C. Fragments
D. None of the above
Which is the correct explanation of ListView ??
A. It is necessary to use ListView as a set with ListActivity
B. You cannot use a ListView when there is no information to be displayed
C. When displaying a list of Strings using an ArrayAdapter class in ListView, you must save the value in an ArrayList
D. ListView has a function to display a list of uniquely defined Views other than TextView
The Log.d() method has been used to generate log messages ??
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Which of the following is incorrect about the Toast class ??
A. You cannot set a custom layout for a Toast.
B. A Toast can only create by an Activity class
C. There is no need to close or hide a Toast since it closes automatically
D. A Toast is displayed for only one of the following periods Toast.LENGHT_SHORT or Toast.LENGTH_LONG
An application can have one or more activities without any restrictions ??
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Which of the following is not a ContentProvider provided natively by Android ??
A. The contacts list
B. The telephone log
C. The bookmarks
D. The application list
Every activity you define for your application must be declared in your Android.xml file ??
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
When creating a file using android.content.Context.openFileOutput(“test.txt”, 0), where is the file created ??
A. /data/app/<package name>/files
B. /data/data/<package name>/files
C. /system/app/<package name>/files
D. /system/data/<package name>/files
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