Android Programming MCQs (Chapterwise Multiple Choice Questions)

Every Android application runs in its own process...

within a shared system wide instance of the Dalvik Virtual Machine.

with its own instance of the Dalvik Virtual Machine.

with its own instance of the Java Virtual Machine.

Answer & Explanation

Correct Answer: with its own instance of the Dalvik Virtual Machine.

Note: This Question is unanswered, help us to find answer for this one

What is an Intent ?

a function

a message

a process

an action

Answer & Explanation

Correct Answer: a message

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Your Android application components are defined in the...

myApp.xml file.

AndroidManifest.xml file.

AndroidManifest.pkg file.

Answer & Explanation

Correct Answer: AndroidManifest.xml file.

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What kernel is Android based on?

Mach Kernel

XNA

NT Kernel

Linux Kernel

Answer & Explanation

Correct Answer: Linux Kernel

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Which of the following are a function of the manifest file?

declare the level of user permissions required.

declare the minimum API level required

all of these

Answer & Explanation

Correct Answer: all of these

Note: This Question is unanswered, help us to find answer for this one

Is it possible to update this textView as follows ? new Thread(new Runnable() { @Override public void run() { textView.setText("Hello World"); } }).start();

Yes, it is possible and it's recommended to use its own thread to update views

No, because system throws a Fatal Exception: "Only the original thread that created a view hierarchy can touch its views"

Answer & Explanation

Correct Answer: No, because system throws a Fatal Exception: "Only the original thread that created a view hierarchy can touch its views"

Note: This Question is unanswered, help us to find answer for this one

When an asynchronous task is executed, the task goes through several steps. Which option is not a step of an asynchronous task?

onPostExecute()

onPreExecute()

onProgressUpdate()

onBackground()

Answer & Explanation

Correct Answer: onBackground()

Note: This Question is unanswered, help us to find answer for this one

In order to specify layouts so that they adapt to any screen size, specify dimensions in:

Density-independent pixels

Pixels

Answer & Explanation

Correct Answer: Density-independent pixels

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What is the main hardware platform of Android?

None of these

MIPS

x86

ARM architecture

Answer & Explanation

Correct Answer: ARM architecture

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Which of the following is NOT a subclass of TextView?

Button

Radio Button

EditText

Image Button

Answer & Explanation

Correct Answer: Image Button

Note: This Question is unanswered, help us to find answer for this one

Android Programming Quick Quiz

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