IBM Developing Enterprise Mobile Applications with IBM Worklight and IBM WebSphere Portal C2040-404 Prüfungsfragen mit Lösungen:

1. Julie must create a theme for desktops and for mobile devices. Which statement is true when planning a responsive theme?

A) Only one CSS file can be used in order to use the @media tag.
B) Nested themes are needed to support all screens.
C) One theme for desktops and one for devices is needed.
D) Only one theme is needed to support all screens.

2. An IBM Worklight hybrid application in production uses an IBM Web Experience Factory-generated portlet within a Worklight shell. If the remote portlet component deployed on IBM WebSphere Portal was performing poorly, what options are available to a developer to help isolate and understand the performance issue?

A) Define logging rules in logging.properties. Add a debug tracing builder and enable trace all actions. Install and configure the portlet monitoring tool.
B) Add a debug tracing builder and enable trace all actions. Enable logging in service call and SQL builders. Install and configure the WebSphere Portal portlet monitoring tool.
C) Add a System.out action in the main action list. Enable logging in the Web Service call builder. Install and configure the portlet monitoring tool.
D) Add a System.out action in the main action list. Add a debug tracing builder configured to trace a specific action. Enable SQL logging in the the SQL Transaction Call builder.

3. IBM WorkLight Studio is supported and can be installed on which operating systems?

A) Windows
B) Windows, Mac OS, Linux
C) Microsoft Windows, Linux
D) Linux, Mac OS, Windows, Android

4. Media queries, which are part of the CSS specification, extend the functions of media types and allow for more precise display rules in style sheets. Which is true about a media query?

A) It is implemented as a new attribute, as in the link-tag.
B) It is part of the CSS version 2 specification.
C) It is an expression that evaluates to either True or False.
D) It is just the concept to query for the device type.

5. Jane needs to add the latest version of the jQuery framework into her application. How can she do this?

A) Define the jQuery version in the body of the init method.
B) Define the new JavaScript framework in worklight.properties file.
C) Add the jQuery include tag anywhere in a body or head tag of the HTML page. Comment or remove the jQuery definition for a bundled jQuery library.
D) The latest jQuery framework is loaded automatically by IBM Worklight.

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