
我们在电子邮件软件设置中常被询问到SMTP服务器地址,SMTP服务器是指()。
A、电子邮件发送服务器
B、电子邮件接收服务器
C、文件搜索服务器
D、域名服务器


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A company runs very large database applications on multiple HP-UX servers. They recently upgraded the device drivers for their fibre channel HBAs and have suffered numerous crashes on several systems. Which feature of Power Systems running AIX would help eliminate this problem during pre-release testing of a new device driver?()
A、Redundant VIO servers
B、Storage Protection Keys
C、Electronic Service Agent
D、NPIV support in the kernel
在Word中,能将所有的标题分级显示出来,但不显示图形对象的视图是()。
A、页面视图
B、大纲视图
C、Web版式视图
D、草稿视图
For an HttpServletResponse response,which two create a custom header?()
Aresponse.setHeader(X-MyHeader, 34);
Bresponse.addHeader(X-MyHeader, 34);
Cresponse.setHeader(new HttpHeader(X-MyHeader, 34));
Dresponse.addHeader(new HttpHeader(X-MyHeader, 34));
Eresponse.addHeader(new ServletHeader(X-MyHeader, 34));
One of the use cases in your web application uses many session-scoped attributes. At the end of the usecase,you want to clear out this set of attributes from the session object. Assume that this static variableholds this set of attribute names: 201.private static final Set USE_CASE_ATTRS; 202.static { 203.USE_CASE_ATTRS.add("customerOID"); 204.USE_CASE_ATTRS.add("custMgrBean"); 205.USE_CASE_ATTRS.add("orderOID"); 206.USE_CASE_ATTRS.add("orderMgrBean"); 207.} Which code snippet deletes these attributes from the session object?()
A、session.removeAll(USE_CASE_ATTRS);
B、for ( String attr : USE_CASE_ATTRS ) {session.remove(attr);}
C、for ( String attr : USE_CASE_ATTRS ) {session.removeAttribute(attr);}
D、for ( String attr : USE_CASE_ATTRS ) {session.deleteAttribute(attr);}
E、session.deleteAllAttributes(USE_CASE_ATTRS);
Which two are true concerning the objects available to developers creating tag files?()
AThe session object must be declared explicitly.
BThe request and response objects are available implicitly.
CThe output stream is available through the implicit outStream object.
DThe servlet context is available through the implicit servletContext object.
EThe JspContext for the tag file is available through the implicit jspContext object.