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

• Question 91:

  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

  Correct Answer: A

• Question 92:

  A developer needs to debug an adapter procedure with the Invoke Worklight Procedure tool. What is

  required to debug the procedure?

  A. connectivity to the adapter's backend source

  B. a running Jetty server to invoke the procedure

  C. a filtered.xsl file to transform the response from the backend

  D. an application connected to the adapter to view the invocation results

  Correct Answer: A

• Question 93:

  A Worklight mobile application needs to aggregate news about stock symbols in a portfolio using Worklight adapters and server-side JavaScript.

  Given the following high-level schema for aggregation,

  1.The application calls getPortfolioNews from the SQLPortfolioAdapter.

  2.The SQLPortfolioAdapter retrieves a list of stock symbols in the portfolio from the adapter's SQL datasource by calling getStockSymbolList.

  A. For each of the stock symbols in the portfolio, The SQLPortfolioAdapter calls getStockNews from HTTPStockNewsAdapter with the stock symbol as parameter.

  B. HTTPStockNewsAdapter retrieves news from the stock news HTTP API and returns it to SQLPortfolioAdapter. 3.SQLPortfolioAdapter returns portfolio news to the application. Which procedure(s) must be declared in the SQLPortfolioAdapter.xml file?

  C. getPortfolioNews

  D. getPortfolioNews and getStockNews

  E. getPortfolioNews and getStockSymbolList

  F. getPortfolioNews, getStockSymbolList and getStockNews

  Correct Answer: A

• Question 94:

  The element of an HTTP adapter that is accessing a back-end RESTful service is defined as follows:

  Which additional element must be defined as part of the element?

  

  A. element, to define the user credentials

  B. element, to declare the procedures for this adapter

  C. element, to specify the path to the RESTful service and its query parameters

  D. element, to limit the number of concurrent connections to the back- end

  Correct Answer: D

• Question 95:

  A developer is invoking a SQL adapter procedure from a mobile application. The procedure is named getModelByYear and returns data from a table named Auto as follows:

  

  Which option represents the returned data when the procedure is invoked with the parameter 2005?

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: B

• Question 96:

  A developer is implementing an HTTP adapter that connects to a public web service. After performing field tests, the developer has observed that the adapter times out too frequently.

  What is the correct way to set the adapter's timeout period?

  

  A. Option A

  B. Option B

  C. Option C D. Option D

  Correct Answer: B

• Question 97:

  A developer needs to call a Java class that is packaged in a JAR file from an adapter. Where should this JAR file be placed in the project's folder structure?

  A. server/java

  B. server/lib

  C. adapters/java

  D. adapters/lib

  Correct Answer: B

• Question 98:

  Which two are valid Worklight V5.0 packages? (Choose two.)

  A. IBM Worklight Consumer Edition

  B. IBM Mobile Foundation Enterprise Edition

  C. IBM WebSphere Cast Iron Hypervisor Edition

  D. IBM Worklight Business to Consumer Edition

  E. IBM EndPoint Manager for Mobile Devices Edition

  Correct Answer: AB

• Question 99:

  An administrator is installing Worklight Server on a stand-alone machine in a QA environment and has already performed the following steps: 1.Created and initialized the Worklight databases 2.Defined and configured the required application server resources Which additional step must the administrator perform to use the Worklight Console to verify successful installation?

  A. Deploy the Worklight Console adapter file.

  B. Install the Worklight sample customization WAR file.

  C. Set the worklight.home JVM custom property to the location of the Worklight Console folder.

  D. Copy the worklight-jee-library.jar file to the application server's Worklight library folder.

  Correct Answer: B

• Question 100:

  A development team is preparing to install Worklight V5.0 Studio in a multi-platform environment including Mac OS, Linux, and Windows workstations. Which installation method can be used on all three platforms?

  A. Eclipse Update Site

  B. IBM Installation Manager

  C. IBM Profile Management Tool

  D. IBM Plug-In Installation Wizard

  Correct Answer: A