Free C2180-279 Exam Dumps PDF Preview

Question 1

Single choice

A Worklight adapter is used to __________.

A
adapt the application to various environments (iOS, Android etc)
B
connect to various back-end systems
C
make sure that client application works directly with a corporate back-end system
D
make sure that client application is not running on a JailBroken/Rooted device

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Correct answerB

Question 2

Single choice

A developer is debugging a Worklight Adapter procedure that has been configured with the following securityTest property in the adapter configuration file:

<procedure name="getSecureFeed" securityTest="Adapter-securityTest"/>

When the adapter procedure getSecureFeed is invoked by the client, the developer has noted that the Worklight Server responds with HTML content rather than the expected JSON content from getSecuredFeed function.

Which assertion is correct?

A
The Worklight Server is returning a dynamically generated HTML form indicating that the request is authenticated.
B
The Adapter procedure is protected by either Form-based authenticator or Java-based (using custom Login Module).
C
The Adapter procedure is protected by Adapter-based authenticator and the Worklight Server has rejected the authentication.
D
The Adapter procedure is protected by Form-based authenticator and the Worklight Server is responding to an unauthenticated request.

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Correct answerD

Question 3

Single choice

What are the components of a Cordova plug-in?

A
A native class implementing the required functionality: It can be called directly from application's
JavaScript
B
A native class implementing the required functionality and a JavaScript wrapper for it: The wrapper's functions can be called from JavaScript.
C
A native class implementing the required functionality, a JavaScript wrapper for it and a declaration in the application-descriptor.xml file
D
A JavaScript wrapper only ; Native classes are already provided by Worklight.

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Correct answerB

Question 4

Single choice

Can an HTTP adapter be used with a non standard HTTP ports?

A
You must use port 80 for HTTP and port 443 for HTTPS
B
You can use any port for HTTP but only to port 443 for HTTPS
C
You must use port 80 for HTTP but can use any port for HTTPS
D
It is possible to use any port for both HTTP and HTTPS

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Correct answerD

Question 5

Single choice

A developer is writing an application that needs to support the HTC Thunderbolt and Motorola DROID Pro devices.
Using the Mobile Browser Simulator to preview the application, how can the developer switch from one device to the other?

A
Launch a separate instance of Mobile Browser Simulator for each device.
B
Click the Switch label, then expand Android and select Motorola DROID Pro.
C
Click the drop down menu currently labeled HTC Thunderbolt, then expand Android and select Motorola DROID Pro.
D
Click the Cordova API in the left hand side, expand the Device section and change the device simulator from HTC Thunderbolt to MotorolaDROID Pro.

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Correct answerC

Question 6

Multiple choice

Which mobile environments use the native implementation of a busy indicator? (Choose three)

A
iOS
B
Android
C
BlackBerry
D
Windows Phone

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Correct answersA, B, D

Question 7

Single choice

An IBM Worklight hybrid application supports Android 2.3 phones and tablets. It needs to be extended to support Android 4 phones and tablets.
After installing the Android 4 SDK, how can the IBM Worklight Studio be used to accomplish this?

A
Add a new application, environment, and create skins for Android 4 phones and tablets.
B
Add a new environment to existing application for Android 4, and create skins for Android 4 phones and tablets.
C
Add new skins for Android 4 phones and tablets to the existing Android environment, and programmatically determine which skin to use atruntime.
D
Add new skins for Android 4 phones and tablets to the existing Android environment, and let the runtime determine which skin to useautomatically.

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Correct answerC

Question 8

Single choice

What is the dependency between realm, authenticator and login module in the authenticationConfig.xml file?

A
Each authenticator element must specify its className, realm and loginModule
B
Each realm element must specify a className of its authenticator and loginModule's name
C
Each loginModule element must specify a className of its realm and authenticator's name
D
Each authenticator element must specify its realm and its loginModule

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Correct answerB

Question 9

Multiple choice

Which of the below connections are mandatory for push notifications to work? (Choose three)

A
Client application should be able to connect to a APNS/C2DM server
B
Client application should be able to connect to Worklight server
C
Worklight server should be able to connect to a APNS/C2DM server
D
More than one OS platform is required

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Correct answersA, B, C

Question 10

Single choice

What type of adapter is not provided by Worklight out-of-the-box?

A
SQL adapter to connect to a SQL based servers
B
HTTP adapter to communicate with a web-based service
C
CastIron adapter
D
SIP adapter for VoIP communications

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Correct answerD

Question 11

Single choice

An application needs to log into an existing backend with the fields username, password, pin code and account number.

Which set of actions does the developer need to take in addition to creating a custom Java Authenticator?

A
- Use the auth.js as is to display the login form-Configure the authenticationConfig.xml-Create client-
side authentication components
B
- Configure the authenticationConfig.xml-Configure the worklight.properties-Create client-side
authentication components
C
- Configure the authenticationConfig.xml-Create a custom Java Login Module-Create client-side
authentication components
D
- Configure the authenticationConfig.xml-Create a custom Java Login Module-Use the auth.js as is to
display the login form

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Correct answerC

Question 12

Single choice

How do you localize a System Message?

A
Insert it in messages.js
B
Override each message in your Javascript
C
Make a new page for each message
D
Add a new folder for each language

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Correct answerB

Question 13

Single choice

A developer created an encrypted cache with the WL.EncryptedCache.open function. When the function is triggered, the following status code is returned:
WL.EncryptedCache.ERROR_SECURE_RANDOM_GENERATOR_UNAVAILABLE

What does this status code mean?

A
The encrypted cache was created successfully, though it was only secured by a user provided password.
B
The application failed to create the encrypted cache because the Worklight server was unavailable for some reason.
C
The encrypted cache already existed with a previously created random key, so it was not possible to create it again with a new key.
D
The application failed to create the encrypted cache, because there was no parameter provided in the function call to generate the randomkey.

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Correct answerB

Question 14

Single choice

A developer wants to create a procedure called getAccountInfo in a Worklight SQL adapter to retrieve account information from a backend database. The procedure should invoke a SQL query that accepts an accountID as parameter and returns the accountNumber, accountName and accountBalance of the corresponding row in the Account table.

What is a correct implementation of the procedure in the adapter's JavaScript file?

A
Option A
B
Option B
C
Option C
D
Option D

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Correct answerA

Question 15

Single choice

A developer wants to implement an adapter authentication solution. The developer created the following challenge handler:

What should be placed in the "to be filled" parameter?

A
realm name
B
module name
C
procedure name
D
security test name

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Correct answerA

Question 16

Single choice

Given the following code:

What will the alert(WL.Client.getUserPref('key1')); show?

A
The alert will not show since WL.Client.setUserPref cannot be called in the for loop since it is an asynchronous function.
B
updatedValue1 since WL.Client.setUserPref({'key1' : 'updatedValue1'}); will replace the value of key1
set in the for loop.
C
value1, updatedValue1 or null since WL.Client.setUserPref is an asynchronous function and there is no guarantee which call, if any,will return first.
D
value1 since WL.Client.setUserPref('key1', 'updatedValue1'); will fail because WL.Client.deleteUserPref
('key1') was notcalled before setting the new value.

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Correct answerC

Question 17

Single choice

What is a best way to keep an active server session alive?

A
Alert user that session is about to expire and ask to perform some action to keep it alive
B
Invoke any Worklight adapter procedure in the background ignoring the response
C
Set heartbeat interval to a value lower than session timeout defined on Worklight server
D
There is no way to keep session alive from the client. Server is the only entity that can control this

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Correct answerC

Question 18

Single choice

A web page in a Worklight mobile application invokes a native page using the following function call:
WL.NativePage.show("com.demo.NativePage", parm2, data);

What needs to be passed to the native page in the parm2 parameter?

A
the name of an HTML error page that is displayed in case of error
B
the function object that is called upon return from the native page
C
the name of a native error-handler class that is invoked in case of error
D
the URL of the web page that is displayed upon return from the native page

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Correct answerB

Question 19

Multiple choice

When defining a realm using adapter based authentication in authenticationConfig.xml, which parameters are mandatory? (Choose two)

A
login-function
B
adapter-name
C
logout-function
D
realm-name

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Correct answersA, C

Free C2180-279 Exam Dumps Preview

IBM Worklight V6.0 Mobile System Administration

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