IBM IBM Certified Mobile System Administrator C2180-279 Questions & Answers

• Question 1:

  Which of the following is not a Worklight project folder?

  A. adapters

  B. bin

  C. lib

  D. phone

  Correct Answer: D

• Question 2:

  When should Cordova plug-ins be used?

  A. When the developer wants to implement the application in the native code because he is not familiar with JavaScript

  B. When the developer wants the application to look more like a native application

  C. When the developer wants to gain access to OS APIs which are not accessible within the web container

  D. When the developer needs to retrieve data from a remote server

  Correct Answer: C

• Question 3:

  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

  Correct Answer: D

• Question 4:

  What protects a Worklight entity from unauthorized access?

  A. The login page

  B. The AuthorizeAccess web service

  C. An authentication realm

  D. The authentication adapter

  Correct Answer: D

• Question 5:

  How can a developer specify which adapter procedures will be protected by an authentication realm?

  A. Once the authentication realm is specified in adapter's XML file, all of the adapter's procedures are protected by it

  B. The developer doesn't need to specify it. Authentication credentials should be added on the client side when using WL.Client.invokeProcedure

  C. The developer should add a requiresAuthentication="true" property to the procedure definition in adapter's XML

  D. An authentication realm does not protect adapter procedures. Protection is for applications only

  Correct Answer: C

• Question 6:

  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

  Correct Answer: C

• Question 7:

  Where in the Worklight project structure do Worklight.properties belong?

  A. server\conf

  B. resources\properties

  C. server\lib

  D. tomcat\worklight

  Correct Answer: A

• Question 8:

  A connectivity to Worklight server is only required in order to __________.

  A. create a new encrypted cache

  B. open an existing encrypted cache

  C. read/write values to encrypted cache

  D. destroy encrypted cache

  Correct Answer: A

• Question 9:

  A user has several devices. He's using the application from all of them. Is it possible to send a push notification to a specific device?

  A. No, once Worklight server submits push notification it will be delivered to all of user's devices

  B. Yes, userSubscription contains deviceSubscription objects for each device user ever registered for push notifications from. It can be used to send notification to a specific device.

  C. Yes, once Worklight server submits push notification it will be delivered to the last user of the device

  D. No, this is considered a security breach. If the user has more than one device notification will not be sent at all

  Correct Answer: B

• Question 10:

  What does the common folder hold?

  A. All resources shared between environments

  B. Only files considered ordinary by the developer

  C. The splash screens for the each platform

  D. An mp3 of the Worklight theme song

  Correct Answer: A