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MCQ Problems / Explanations



How does Gargenta approach the problem of the app acting sluggishly due to network latency?

Last updated: Tue, 29 Jul

If the UI begins to behave sluggishly or crash while making network calls, this is likely due to...

Last updated: Tue, 29 Jul

Status data will be exposed to the rest of the Android system via

Last updated: Tue, 29 Jul

The timeline receiver will receive messages from the Android system.

Last updated: Tue, 29 Jul

Which of the following is NOT an activity we will be creating for the YAMBA project?

Last updated: Tue, 29 Jul

An Android application is a loose collection of content providers, activities, broadcast receivers, and services.

Last updated: Tue, 29 Jul

The android OS comes with many useful system services, which include processes you can easily ask for things such a...

Last updated: Tue, 29 Jul

App Widgets are can be place on the home screen by the user to check for updates are available?

Last updated: Tue, 29 Jul

Which answer is not part of the design philosophy talked about in chapter five?

Last updated: Tue, 29 Jul

What will services be used for in the Yamba project?

Last updated: Tue, 29 Jul

A good example app should demonstrate most of the aspects of the application framework that are unique to Android.

Last updated: Tue, 29 Jul

Creating a UI (User Interface) in Android requires careful use of…

Last updated: Tue, 29 Jul

What built-in database is Android shipped with?

Last updated: Tue, 29 Jul

Lists and adapters are more organizational aids than user interface elements in Android.

Last updated: Tue, 29 Jul

YAMBA stands for Yet Another Mobile Banking App.

Last updated: Tue, 29 Jul

There can be only one running activity at a given time.

Last updated: Tue, 29 Jul

Broadcast receivers are Android’s implementation of a system-wide publish/subscribe mechanism, or more precisely, w...

Last updated: Tue, 29 Jul

Services have any user interface components

Last updated: Tue, 29 Jul

Application contexts are independent of the activity life cycle.

Last updated: Tue, 29 Jul

An activity in a stopped state is doing nothing.

Last updated: Tue, 29 Jul

When the activity is not in focus, but still visible on the screen it is in?

Last updated: Tue, 29 Jul

an implicit intent is the sender specifies the type of receiver?

Last updated: Tue, 29 Jul

In an explicit intent, the sender specifies the type of receiver.

Last updated: Tue, 29 Jul

Intents

Last updated: Tue, 29 Jul

There is no guarantee that an activity will be stopped prior to being destroyed.

Last updated: Tue, 29 Jul

Which of the following is NOT a state in the lifecycle of a service?

Last updated: Tue, 29 Jul

When an activity doesn’t exist in memory it is in.

Last updated: Tue, 29 Jul

What is an Activity?

Last updated: Tue, 29 Jul

What runs in the background and doesn’t have any UI components?

Last updated: Tue, 29 Jul

Which of the following is the most “resource hungry” part of dealing with Activities on Android

Last updated: Tue, 29 Jul

The XML file that contains all the text that your application uses.

Last updated: Tue, 29 Jul

What file is responsible for glueing everthing together , explaining what the applicatin consists of, what its main...

Last updated: Tue, 29 Jul

While developing Android applications, developers can test their apps on…

Last updated: Tue, 29 Jul

What is the driving force behind an Android application and that ultimately gets converted into a Dalvik executable...

Last updated: Tue, 29 Jul

The Android Software Development Kit (SDK) is all you need to develop applications for Android.

Last updated: Tue, 29 Jul

The manifest explains what the application consists of and glues everything together.

Last updated: Tue, 29 Jul

The ___________ file specifies the layout of your screen.

Last updated: Tue, 29 Jul

The Android SDK ships with an emulator.

Last updated: Tue, 29 Jul

To create an emulator, you need an AVD. What does it stand for?

Last updated: Tue, 29 Jul

An activity can be thought of as corresponding to what?

Last updated: Tue, 29 Jul

The R file is a(an) generated file

Last updated: Tue, 29 Jul

How is a simulator different from an emulator?

Last updated: Tue, 29 Jul

The Emulator is identical to running a real phone EXCEPT when emulating/simulating what?

Last updated: Tue, 29 Jul

Your Java source code is what is directly run on the Android device.

Last updated: Tue, 29 Jul

The emulated device for android.

Last updated: Tue, 29 Jul

What is contained within the Layout xml file?

Last updated: Tue, 29 Jul

What is contained within the manifest xml file?

Last updated: Tue, 29 Jul

The R.java file is where you edit the resources for your project.

Last updated: Tue, 29 Jul

The AWT and Swing libraries have been removed from the Android library set.

Last updated: Tue, 29 Jul

Which of the following are not a component of an APK file?

Last updated: Tue, 29 Jul

Android Applications must be signed.

Last updated: Tue, 29 Jul

What was the main reason for replacing the Java VM with the Dalvik VM when the project began?

Last updated: Tue, 29 Jul

What is the name of the program that converts Java byte code into Dalvik byte code?

Last updated: Tue, 29 Jul

Which of these are not one of the three main components of the APK?

Last updated: Tue, 29 Jul

How does Google check for malicious software in the Android Market?

Last updated: Tue, 29 Jul

When you distribute your application commercially,you'll want to sign it with your own key.

Last updated: Tue, 29 Jul

What does the .apk extension stand for?

Last updated: Tue, 29 Jul

When developing for the Android OS, Java byte code is compiled into what?

Last updated: Tue, 29 Jul

What is a key difference with the distribution of apps for Android based devices than other mobile device platform ...

Last updated: Tue, 29 Jul

What year was development on the Dalvik virtual machine started?

Last updated: Tue, 29 Jul

What operating system is used as the base of the Android stack?

Last updated: Tue, 29 Jul

Android is based on Linux for the following reason.

Last updated: Tue, 29 Jul

Which among these are NOT a part of Android's native libraries?

Last updated: Tue, 29 Jul

Android is built upon the Java Micro Edition (J2ME) version of Java.

Last updated: Tue, 29 Jul

Which piece of code used in Android is not open source?

Last updated: Tue, 29 Jul

Which Android version had the greatest share of the market as of January 2011?

Last updated: Tue, 29 Jul

Why are the so few users left with versions 1.0 and 1.1?

Last updated: Tue, 29 Jul

Android doesn't make any assumptions about a device's screen size, resolution, or chipset.

Last updated: Tue, 29 Jul

Which one is not a nickname of a version of Andriod?

Last updated: Tue, 29 Jul

Android releases since 1.5 have been given nicknames derived how?

Last updated: Tue, 29 Jul

When did Google purchase Android?

Last updated: Tue, 29 Jul

Google licensed some proprietary apps.

Last updated: Tue, 29 Jul

Android tries hard to ______________ low-level components, such as the software stack, with interfaces so that vend...

Last updated: Tue, 29 Jul

A device with Android installed is needed to develop apps for Android.

Last updated: Tue, 29 Jul

What year was the Open Handset Alliance announced?

Last updated: Tue, 29 Jul

What is a funny fact about the start of Android?

Last updated: Tue, 29 Jul

From a phone manufacturer's point of view, what makes Android so great?

Last updated: Tue, 29 Jul

What was the first phone released that ran the Android OS?

Last updated: Tue, 29 Jul

What was Google's main business motivation for supporting Android?

Last updated: Tue, 29 Jul

As an Android programmer, what version of Android should you use as your minimum development target?

Last updated: Tue, 29 Jul

Although most people's first thought when they think of Android is Google, Android is not actually owned by Google....

Last updated: Tue, 29 Jul

Android is licensed under which open source licensing license?

Last updated: Tue, 29 Jul

What is off-line synchronization in android?

Last updated: Tue, 29 Jul

What is bean class in android?

Last updated: Tue, 29 Jul

What are the main components in android?

Last updated: Tue, 29 Jul

Can a class be immutable in android?

Last updated: Tue, 29 Jul

What is the life cycle of foreground activity in android?

Last updated: Tue, 29 Jul

What is anchor view?

Last updated: Tue, 29 Jul

What is the main difference between set and list in android?

Last updated: Tue, 29 Jul

How do you join two notifications in android?

Last updated: Tue, 29 Jul

What are commands needed to create APK in android?

Last updated: Tue, 29 Jul

Why don't we give MIN SDK as 1 in android?

Last updated: Tue, 29 Jul

What is transient data in android?

Last updated: Tue, 29 Jul

What is ANR responding time in android?

Last updated: Tue, 29 Jul

What are return types of startActivityForResult() in android?

Last updated: Tue, 29 Jul

Is it possible activity without UI in android?

Last updated: Tue, 29 Jul

It is mandatory to call onCreate() and onStart() in android?

Last updated: Tue, 29 Jul

What is the purpose of super.onCreate() in android?

Last updated: Tue, 29 Jul

How many levels of securities are there in android?

Last updated: Tue, 29 Jul

What is sandbox in android?

Last updated: Tue, 29 Jul