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单选题
The JSP developer wants a comment to be visible in the final output to the browser. Which comment styleneeds to be used in a JSP page？（）
A
<!-- this is a comment -->
B
<% // this is a comment %>
C
<%-- this is a comment --%>
D
<% /** this is a comment **/ %>
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考题
单选题在CSS样式文件中的注释正确的是（）。A
// this is a comment //B
// this is a commentC
/* this is a comment */D
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考题
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Service LocatorC
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% if （ request.isUserInRole（SalesManager） ） { % %@ include file=’/WEB-INF/html/sales-mgr-menu.html’ % % } %B
jsp：if test=’request.isUserInRole（SalesManager）’ %@ include file=’/WEB-INF/html/sales-mgr-menu.html’ % /jsp：ifC
% if （ request.isUserInRole（SalesManager） ） { % . jsp：include file=’/WEB-INF/html/sales-mgr-menu.html’ / . % } %D
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单选题Among all the comments, which of the following choices brings in authoritative sources in their discussion?A
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考题
单选题可插入多行注释的 JavaScript 语法是？（）A
/*This comment has more than one line*/ B
//This comment has more than one line// C
!--This comment has more than one line--
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