request.setAttribute("user","svse");session.setAttribute("user","bob");使用{user}则显示 A.nullB.svseC.bobD.啥也没有
request.setAttribute("user","svse");session.setAttribute("user","bob");使用{user}则显示
A.null
B.svse
C.bob
D.啥也没有
相关考题：
Which view should a user query to display the columns associated with the constraints on a table owned by the user? () A. USER_CONSTRAINTSB. USER_OBJECTSC. ALL_CONSTRAINTSD. USER_CONS_COLUMNSE. USER_COLUMNS
pageContext.setAttribute("user","tom");request.setAttribute("user","bob");显示"bob",则可以使用 A.{request.getAttribute("user")}B.{param.user}C.{user}D.{requestScope.user}
Which command will delete the current rescue configuration?() A. user@router# system delete configuration rescueB. user@router request system configuration rescue deleteC. user@router# delete rescue configurationD. user@router file delete rescue-configuration
You are asked to free up disk space so you can update your version of the Junos OS.Which two commands display the files that will be removed?() A. user@router request system storage cleanupB. user@router show system storageC. user@router request system storage cleanup dry-runD. user@router show system storage detail
Which command will display the active configuration?() A. user@router show configurationB. user@router# showC. user@router show system configurationD. user@router show system commit
关于点操作和"[]"操作符，以下说法不正确的是（)A．${user.name}等价于${user[name]}B．${user.name}等价于${user["name"]}C．如果user是一个List,则${user[0]}的写法是正确的D．如果user是一个数组,则${user[0]}的写法是正确的
J2EE中在JSP中要使用user包中的User类，则以写法正确的是（）。A．＜jsp:useBeam id="user" class="user" import="user.*"/＞B．＜jsp:useBean id="user" class="user.User" scope="page"/＞C．＜jsp:useBean class="user.Use.class"/＞D．＜jsp:useBean name="user" class="user.User"/＞
关于点操作和"[]"操作符，以下说法不正确的是（)。A．${user.name}等价于${user[name]}B．${user.name}等价于${user["name"]}C．如果user是一个List,则${user[0]}的写法是正确的D．如果user是一个数组,则${user[0]}的写法是正确的
4、在JSP中要使用user包中的User类，则以下写法正确的是（）。A．＜jsp:useBeam id=”user” class=”user” import=”user.*”/＞B．＜jsp:useBean id=”user” class=”user.User” scope=”page”/＞C．＜jsp:useBean class=”user.Use.class”/＞D．＜jsp:useBean name=”user” class=”user.User”/＞