多项选择题
Click the Exhibit button.
The Appliance class is a Singleton that loads a set of properties into a Map from an external data source.Assume:
An instance of the Appliance class exists in the application-scoped attribute, appl The appliance object includes the name property that maps to the value Cobia The request- scoped attribute, prop,has the valuename.
Which two EL code snippets will display the string Cobia?()
A.${appl.properties.name}
B.${appl.properties.prop}
C.${appl.properties[prop]}
D.${appl.properties[name]}
E.${appl.getProperties().get(prop)}
F.${appl.getProperties().get(’name’)}
相关考题
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多项选择题
GivenanELfunctionfoo,innamespacefunc,thatrequiresalongasaparameterandreturnsaMap,which twoarevalidinvocationsoffunctionfoo?()
A.${func(1)}
B.${foo:func(4)}
C.${func:foo(2)}
D.${foo(5):func}
E.${func:foo("easy")}
F.${func:foo("3").name} -
单项选择题
You have created a web application that you license to real estate brokers. The webapp is highly customizable including the email address of the broker, which is placed on the footer of each page. This isconfigured as a context parameter in the deployment descriptor: 10.<context-param> 11.<param-name>footerEmail</param-name> 12.<param-value>joe@estates-r-us.biz</param-value> 13.</context-param> Which EL code snippet will insert this context parameter into the footer?()
A.<a href=’mailto:${footerEmail}’>Contact me</a>
B.<a href=’mailto:${initParam@footerEmail}’>Contact me</a>
C.<a href=’mailto:${initParam.footerEmail}’>Contact me</a>
D.<a href=’mailto:${contextParam@footerEmail}’>Contact me</a>
E.<a href=’mailto:${contextParam.footerEmail}’>Contact me</a> -
单项选择题
Given: 1.<% int[] nums = {42,420,4200}; 2.request.setAttribute("foo", nums); %> 3.${5 + 3 lt 6} 4.${requestScope[’foo’][0] ne 10 div 0} 5. ${10 div 0} What is the result?()
A.True true
B.False true
C.False true 0
D.True true Infinity
E.False true Infinity
