题目内容 (请给出正确答案)
提问人:网友xiaogang0805 发布时间:2022-01-07
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Click the Exhibit button.Which type of NAT is being used in the exhibit?()

A. no NAT

B. destination NAT

C. source NAT

D. port address translation (PAT)

简答题官方参考答案 (由简答题聘请的专业题库老师提供的解答)
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第1题
Click the Exhibit button and examine the data in the EMPLOYEES and DEPARTMENTS tables.

You want to retrieve all employees, whether or not they have matching departments in the departments table. Which query would you use?()

A. SELECT last_name, department_name FROM employees NATURAL JOIN departments;

B. SELECT last_name, department_name FROM employees JOIN departments ;

C. SELECT last_name, department_name FROM employees e JOIN departments d ON (e.department_id = d.department_id);

D. SELECT last_name, department_name FROM employees e RIGHT OUTER JOIN departments d ON (e.department_id = d.department_id);

E. SELECT last_name, department_name FROM employees FULL JOIN departments ON (e.department_id = d.department_id);

F . SELECT last_name, department_name FROM employees e LEFT OUTER JOIN departments d ON (e.department_id = d.department_id)

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第2题
Whichtwostatementsaretrueregardingfirewalluserauthentication?()

A.Whenconfiguredforpass-throughfirewalluserauthentication,theusermustfirstopenaconnectionto theJUNOSsecurityplatformbeforeconnectingtoaremotenetworkresource.
B.WhenconfiguredforWebfirewalluserauthenticationonly,theusermustfirstopenaconnectiontothe JUNOSsecurityplatformbeforeconnectingtoaremotenetworkresource.
C.IfaJUNOSsecuritydeviceisconfiguredforpass-throughfirewalluserauthentication,newsessionsare automaticallyinterceptedtoperformauthentication.
D.IfaJUNOSsecuritydeviceisconfiguredforWebfirewalluserauthentication,newsessionsare automaticallyinterceptedtoperformauthentication.

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第3题
You are configuring a new BGP neighbor and want to view the configuration of interface ge- 0/0/0.42.Which command do you use to achieve this result?()

A. [edit protocols bgp group external] user@router# set interfaces ge-0/0/0.42
B. [edit protocols bgp group external] user@router# edit show interfaces ge-0/0/0.42
C. [edit protocols bgp group external] user@router# top show interfaces ge-0/0/0.42
D. [edit protocols bgp group external] user@router# show interfaces ge-0/0/0.42

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第4题
You are at the top of the hierarchy and must configure OSPF on interface so-0/0/0 unit 100. Which two achieve this result?()

A. set protocols setospf area 0 set interface so-0/0/0.100
B. set protocols ospf area 0 interface so-0/0/0.100
C. edit protocols ospf interface so-0/0/0.100
D. edit protocols ospf area 0 set interface so-0/0/0.100

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第5题
Whichtwostatementsregardingfirewalluserauthenticationclientgroupsaretrue?()

A.Individualclientsareconfiguredunderclientgroupsintheconfigurationhierarchy.
B.Clientgroupsareconfiguredunderindividualclientsintheconfigurationhierarchy.
C.Clientgroupsarereferencedinsecuritypolicyinthesamemannerinwhichindividualclientsare referenced.
D.Clientgroupsareusedtosimplifyconfigurationbyenablingfirewalluserauthenticationwithoutsecurity policy.

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第6题
在mysql的某个表中,姓名字段中的数据有二个字的,三个字的,四个字的,如果只查询姓名字段中三个字的所有记录,正确的查询语句为()。

A.select*from表名where姓名字段名like’%_’
B.select*from表名where姓名字段名like’__’
C.select*from表名where姓名字段名like’___’
D.select*from表名where姓名字段名like’%_%’

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第7题
跟PHP会话控制有关的方法有()。

A.session_start()
B.session_destroy()
C.$_SESSION[’参数名’]
D.setcookie()

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第8题
()是传播文本的最小单位。
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第9题
如何实现文章表news,id字段值为5记录的点击数字段num自增()。

A.Updatenewssetnum=num+1;
B.Updatenewssetnum=num+1whereid==5
C.Updatenewssetnum=num++whereid=5
D.Updatenewssetnum=num+1whereid=5

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