1z0-441 Exam Training Practice Tests (Oracle Mobile Development 2015 Essentials)]

Question 1

When using MAF's integrated device services for taking pictures, the getPicture API includes a quality parameter with values from 0 to 100. Which option must you be careful about if you are setting quality to 100?

A. Though 100 is an acceptedqualityvalue in MAF, this will be ignored on Android devices. B. You cannot constrain the image width and height whenqualityis set to 100. C. Only PNG-encoded images support aqualityof 100. D. When taking the picture, some iOS devices may run out of memory.

Correct Answer: B

Question 2

Which step would you perform to declaratively bind data collections and attributes, saved in a local SQLite database, to AMX user interface components?

A. Use the REST service adapter to query data from SQLite in JSON format. B. Configure the SQLite database data control and use the data controls panel to drag and drop data collections and attributes onto the AMX view. C. Create a TopLink persistence layer to query and update the database. The AMX user interface components bind to the EJB session facade. D. Use a JavaBean to wrap calls to SQLite database and create a JavaBean DataControlfrom it, that then appears in the data controls panel.

Correct Answer: D

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Question 3

In embedding an Android third-party Cordova Plugin into your MAF application, the plugin may include a /res directory. What is the purpose of this directory?

A. It defines a number of Android XML files specifying what device resolutions are supported by the Cordova plugin. B. It is a temporary location for build time artifacts. C. It contains optional pluggable resources that the plugin consumer can bundle into the Cordova plugin at deployment time. D. It contains optional resources required by the plugin at run time such as images, constants, layouts and strings.

Correct Answer: D

Question 4

Your customer requires that a MAF application must have a feature to return the user's current location on a map via the geolocation services. However, you are aware that it is not always possible to guarantee return of the user's current location in a mobile application.
Which are two valid reasons that the geolocation services may not be available to your application?

A. MAF does not support accessing the GPS services on iOS. B. Not all devices have GPS services. C. The user may disable the application's privileges to access the GPS. D. The GPS cannot be accessed if the device does not have a network connection.

Correct Answer: B,C

Question 5

You are investigating a mobile application that uses SOAP web services that invoke queries on a database to get the data to the mobile UI. The customer complains about the application being too slow.
Which of the following changes would not improve the performance of the application?

A. Introduce middle-tier data caching for data that does not change frequently. B. Switch the services from SOAP protocol to REST protocol. C. Reduce the number of fields returned from the service so that only the needed fields are returned. D. Add a layer that fetches the data on the middle tier into a Java class and then expose that class asa SOAP service.

Correct Answer: A

Question 6

From an architectural perspective, an application built by using Mobile Application Framework is a ____________.

A. hybrid mobile application B. web application C. responsive website D. mobile web application E. native mobile application

Correct Answer: D

Question 7

In defining an URL scheme for a MAF application, what can the URL payload carry at run time when the event listener captures the URL scheme call?

A. Only the URL scheme name might be carried. No other URL is valid. For example, it might
carry:
myapp:// B. The URL scheme name and optionally ahierarchicalpart might be carried. No other URL is
valid. For example, it might carry:
myapp://
myapp://doSomething C. The URL scheme name might be carried along with an optional hierarchical part and multiple
parameter key-value pairs. No other URL is valid. For example, it might carry:
myapp://
myapp://doSomething
myapp://doSomething?value1=123
myapp://doSomething?value1=123&value2=true D. The URL scheme name and optionally ahierarchicalpart might be carried along with an optional
single parameter key-value pair. For example, it might carry:
myapp://
myapp://doSomething
myapp://doSomething?value1=123

Correct Answer: A

Question 8

In an application created from an application archive, which one of the archives can be extended, but cannot be directly seen?

A. maf-applications.xml B. unbounded task flows C. Java classes D. bounded task flows E. AMX page source code

Correct Answer: C

Question 9

You have developed a MAF application and want to distribute it through public application marketplaces such as the Apple App Store and Google Play.
Identify the two essential tasks you must perform before publishing your application.

A. Check if Oracle made a MAF update available. If so, install it and repackage your MAF application to ensure that it conforms to the latest requirements for the target marketplaces. B. Avoid updating your MAF version in order to prevent regressions. C. Ensure that the settings incvm.propertiesandlogging.propertiesare suitable for a production deployment. D. Update the IDE's JDK to the latest version and repackage your MAF application. E. Edit the application's deploymentprofiles and set the build mode to debug. This will enable you to troubleshoot the application remotely on your customer's device.

Correct Answer: A,D

Oracle Mobile Development 2015 Essentials - 1z0-441 Exam Practice Test