()是电路交换和分组交换两种数据交换技术结合后的产物。
相关试题
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A client has a temporary deployment of a new static application that needs to run for a short period of time and is not going to change. How can this deployment be achieved with a minimum of effort and time?()
A、Run a system WPAR and deploy the application.
B、Create a new LPAR and deploy the application.
C、Create an application WPAR to deploy the application.
D、Create an LPAR hosted by a VIO server and deploy the application.
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在查询中执行数据过滤是通过查询语句的()子句来完成的,通过过滤数据,可以只查询满足要求的数据,减少数据查询的量,提高查询性能。
A、WHERE
B、FROM
C、SUQUERY
D、JOIN
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SQL的数据更新命令中不包含( )。
A、SET
B、WHERE
C、REPLACE
D、UPDATE
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根据跨境数据安全保护的要求。因业务需要,确需向境外提供的,不需要经过安全评估。
A、对
B、错
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A user cannot ping any other hostnames from an AIX machine. The error received is "host name earth NOT FOUND". Which of the following files is most likely configured incorrectly?()
A、/etc/resolv.conf
B、/etc/rc.tcpip
C、/etc/aliases
D、/etc/hosts.equiv