题目内容

PHP如果要实现网站常见的翻页功能,mysql中的哪个子句是必不可少的?()

A. order
B. having
C. limit
D. using

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下列哪些关键字表示右外连接?()

A. leftjoin
B. rightjoin
C. innerjoin
D. using

Underwhichconfigurationhierarchyisanaccessprofileconfiguredforfirewalluserauthentication?()

A. [editaccess]
B. [editsecurityaccess]
C. [editfirewallaccess]
D. [editfirewall-authentication]

WhataretwomethodsofaccessingaJuniperenterpriserouter?()

A. RSH
B. HTTPS
C. console
D. J-Config

Whichcommandcopiesthefactory-defaultfilestoyourbackupmedia?()

A. requestsystemsnapshotrescue
B. requestsystemsnapshotfactory
C. requestsystemsnapshotdefault
D. requestsystemsnapshotas-primary

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