IBM LOT-922 問題集

質問 1：
Fred wants to remove any reference to pre-defined CSS frameworks such as OneUI from his XPages application. How does he achieve this?
A. Create a new Theme which removed the extends property from the theme definition like this:
<theme>
</theme>
B. Create a new Theme which extends the "webstandard" framework like this:
<theme extends="webstandard">
</theme>
C. It is not possible to remove all CSS files from an XPages application
D. Create a new Theme which extends the "none" framework like this:
<theme extends="none">
</theme>
正解：A

質問 2：
Michelle is editing an existing XPage: ?The page has a "tags" Edit Box with Type Ahead enabled, which provides suggestions for possible tags or keywords to add to the document. ?The HTML source of the Edit Box includes a dojoType attribute. ?After the edit box there is a panel named "tagsHint" explaining the concept of tags. ?Now Michelle wants to hide the "tagsHint" panel when values are already present in the "tags" field. ?She adds an Output Script control containing the following code: var tags = dijit.byId("#{id:tags}"); if( tags.value.length > 0 ){ // already set some tag var tagsHint = XSP.getElementById("#{id:tagsHint}"); tagsHint.style.display = "none"; } ?When she opens the page in a web browser, the JavaScript Error Console reports the error: tags is undefined at the line: if( tags.value.length > 0 ){ // already set some tag What is the problem with the sample code?
A. There is no initial value in the tags field, so it is not possible to find the length of the value.
B. The script should be in the "onload" event of the XPage control corresponding to the HTML "body" tag.
C. The first line should be: var tags = XSP.getElementById("#{id:tags}");
D. The dijit is not yet loaded; the code in the Output Script control should be in an "addOnLoad" listener function.
正解：D

質問 3：
John has a managed bean which is defined as follows: The bean has a property called 'miles' which allows a distance in miles to be entered and converted to kilometers. John wishes to have a user enter a value via an edit box and use the managed bean to convert the value from miles to kilometers. What should the value of the edit box's value attribute be in order to utilize the managed bean?

A. <xp:inputText id="inputText1" value="#{view.distanceConverter.miles}"></xp:inputText>
B. <xp:inputText id="inputText1" value="#{distanceConverter.miles}"></xp:inputText>
C. <xp:inputText id="inputText1" value="#{bean.MyBean.setMiles()}"></xp:inputText>
D. <xp:inputText id="inputText1" value="distanceConverter.miles"></xp:inputText>
正解：B

質問 4：
Dominic wants to implement the open source CSS framework called Blueprint in his XPages application. He does not want to include any other CSS framework resources which may exist on the Domino server. What is the best way to include all of the required CSS files in the XPages in his application?
A. Create a new theme which extends oneui and then add each Blueprint CSS file via a resource definition
B. Create a new theme which does not have an extension property and then add each Blueprint CSS file via a resource definition
C. Create a new theme which extends webstandard and then add each Blueprint CSS file via a resource definition
D. In each XPage in the application add the required CSS files to the Resources section
正解：B

質問 5：
Titus has created a JSON string that he will pass to the browser. What method could he use to convert the string to an object?
A. dojo.toJson()
B. dijit.toJson()
C. dojo.fromJson()
D. dijit,fromJson()
正解：C

質問 6：
Tim has an XPage containing an Edit Box. He has read that it is possible to use the Dojo Toolkit NumberSpinner control in XPages, and he wishes to modify his XPage so that the Edit Box will appear as a Number Spinner in the browser. What would the steps be to accomplish this?
A. In the XPage, in the Resources tab of the Properties view, add a Dojo Module resource for
"dijit.form.NumberSpinner" to the XPage.
Configure the Edit Box to set the dojoType to "dijit.form.NumberSpinner".
B. Import the NumberSpinner.js file from Dojo into the application as a Dojo Module.
In the XPage, in the Resources tab of the Properties view, add that Dojo Module resource for that
NumberSpinner.js file to the XPage.
Configure the Edit Box to set the dojoType to "dijit.form.NumberSpinner".
C. From the Dojo Tollkit Website, get the URL to the most recent version of the NumberSpinner.js
control (where the URL begins with http://).
In the XPage, in the Resources tab of the Properties view, add a JavaScript Library using that
URL.
Configure the Edit Box to set the dojoType to "dijit.form.NumberSpinner".
D. Import the NumberSpinner.js file from Dojo into the application as a JavaScript Library.
In the XPage, in the Resources tab of the Properties view, add a JavaScript Library resource for
that NumberSpinner.js file to the XPage.
Configure the Edit Box to set the dojoType to "dijit.form.NumberSpinner".
正解：A

質問 7：
Rick creates a Server-Side JavaScript library, and defines a few global variables at the beginning of the library. The JavaScript in his XPage and in the JavaScript library modify those global variables. The server the application runs on is heavily used, and the application settings are set to Keep Pages on Disk for best scalability. When the application executes, what is likely to happen?
A. The application will perform as expected.
B. The application will run, but the values of the globally defined variables may be lost when the server's JVM garbage collects variables, causing unexpected results.
C. The application will generate an error because you can not declare global Server-Side JavaScript variables
D. The application will run, but every partial or full refresh will reset the values of the global variables when it reloads the Server-Side JavaScript library.
正解：B