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单选题
（） is not a physical wall, but a lot of virtual data to protect the computer network.
A
Date wall
B
Date channel
C
Database
D
Firewall
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the use of physical LTO-5 drives and cartridges for virtualization reduces the overall floor spacerequired for the virtual tape solution B
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Configure a Data Source Group that contains a physical connection pool to each node in the database cluster.
考题
单选题（）is not a physical wall, but a lot of virtual data to protect the computer network.A
Data wallB
Data ChannelC
Data baseD
firewall
考题
单选题（）is not a physical wall but a flow virtual data to protect the computer network.A
data wallB
data channelC
databaseD
firewall
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