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AND-402 Android Security Essentials Free Practice Exam Questions (2025 Updated)

Prepare effectively for your Android AND-402 Android Security Essentials certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2025, ensuring you have the most current resources to build confidence and succeed on your first attempt.

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Total 107 questions

Dangerous Permissions can cause real harm or damage to user’s Personal___________.

A.

Data

B.

Money

C.

Device

D.

All choices are correct.

Which of the following is NOT true about the versionCode attribute? (Choose two)

A.

This is same as the version number of the application shown to the user

B.

This must be an integer.

C.

This must be a floating number

D.

It must be incremented from the previous versionCode when releasing a new version of application.

Which of the following is NOT true about theme attribute?

A.

A reference to a style resource is set through it.

B.

It can be placed inside manifest tag.

C.

It can be placed inside application tag.

D.

It can be placed inside activity tag.

Which of the following is NOT true about setting the “permission” attribute to tags?

A.

Only one permission can be added to any tag

B.

If permission is required by all components of the application then it should be specified in application tag.

C.

The permission in the component overrides the permission in the application tag.

D.

The permission can only be included in application or manifest tags.

Which of the following is true when the system is running low on memory?

A.

Files in the cache memory of application are deleted.

B.

Files that the application made on external memory are deleted.

C.

No file gets deleted from the device.

D.

Application data saved in SQLite database.

Which of the following is the focus of confidentiality?

A.

Permissions of an application

B.

Privacy of application files

C.

Privacy of user data

D.

Privacy of Google data

Which of the following is the only Android application component which interacts with user?

A.

Activity

B.

Service

C.

Content Provider

D.

broadcast Receivers

Which of the following is NOT correct about setting “largeHeap” attribute of tag to true?

A.

It allows us to increase the heap memory by fixed amount given as its value.

B.

Its value is given in Mbps.

C.

Its value affects the overall performance of the application.

D.

If shared user ID is being used to allow multiple applications to use a process, they all must use this optionconsistently or they will have unpredictable results.

For the preference class to collect settings from UI, which of the following is required?

A.

Preference class should extend Activity class

B.

Preference class should extend PreferenceActivity

C.

Preference class should extend SharedPreferenceActivity

D.

Preference class should extend View class

Which of the following is NOT true about AndroidManifest.xml?

A.

It is extensible

B.

It is placed in root folder of the app.

C.

It is not extensible

D.

It is also called the policy file

Which of the following is NOT true about “TestOnly” attribute in tag?

A.

Indicates whether this application is only for testing purposes.

B.

If this attribute is set to true, the application can only be installed through adb.

C.

It may expose functionality or data outside of itself that would cause a security hole, but is useful for testing.

D.

It is system level attribute so it is included in manifest tag.

How many level of protection are there in Permission?

A.

Seven.

B.

User Defined.

C.

Four.

D.

Depends of the Android OS version.

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