What type of constraint can be used to ensure that, in any given row in a table, the value of one column never exceeds the value of another column?（）..

第1题

[单选题] What is the type and scope of the LSA required to support traffic engineering in an OSPFenvironment?（）

A、Type 9, AS scope B、Type 10, AS scope C、Type 10, Area scope D、Type 9, Area scope

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第2题

[简答题] What are the four type of address in NAT？

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第3题

[简答题] what type of route can be advertised to OSPF totally stubby area？

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第4题

[单选题] You have a Windows Server 2008 R2 computer that has an IP address of 172.16.45.9/21.The server is configured to use IPv6 addressing.You need to test IPv6 communication to a server that has an IP address of 172.16.40.18/21.What should you do from a command prompt？（）

A、Type ping 172.16.45.9:::::. B、Type ping ::9.45.16.172. C、Type ping followed by the Link-local address of the server. D、Type ping followed by the Site-local address of the server.

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第5题

[单选题] You have a Windows Server 2008 R2 computer that has an IP address of 172.16.45.9/21.The server is configured to use IPv6 addressing.You need to test IPv6 communication to a server that has an IP address of 172.16.40.18/21. What should you do from a command prompt？（）

A、Type ping 172.16.45.9:::::. B、Type ping ::9.45.16.172. C、Type ping followed by the Link-local address of the server. D、Type ping followed by the Site-local address of the server.

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第6题

[单选题] According to the regulations，what type of gauging is required for a cargo of butadiene? （）

A、Open B、Restricted C、Closed D、None

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第7题

[单选题] The result of two forces acting in opposite directions and along parallel lines，is an example of what type of stress?（）

A、Tensile B、Compression C、Shear D、Strain

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第8题

[单选题] What type of line melts easiest（）.

A、Wire B、Dacron C、Nylon D、Polypropylene

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第9题

[单选题] What（）of blood does Tom have?

A、kind B、type C、sort D、category

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第10题

[] You have a windows server 2008 compute that has an IP address of 172.16.45.9/21. The server is configured to use ipv6 addressing. You need to test IPv6 communication to a server that has an ip address of 172.16.40.18/21, what should you do from a command prompt?（）

A、A.Type ping 172.16.45.9::::. B、B.Type ping ::9.45.16.172. C、C.Type ping followed by the link-local address of the server. D、D.Type ping followed by the site-local address of the server.

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What type of constraint can be used to ensure that, in any given row in a table, the value of one column never exceeds the value of another column?（）

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