Data wall
Data Channel
Data base
firewall
第1题:
第2题:
第3题:
The X.25 standard specifies three layers of functionality.Which layers of the OSI model correspond to the X.25 layers?
A.the Physical, Network, and Session Layers
B.the Physical, Data Link, and Network Layers
C.the Physical, Data Link, and Transport Layers
D.the Physical, Session, and Presentation layers
第4题:
()is not a physical wall, but a lot of virtual data to protect the computer network.
第5题:
What are three physical interface properties?()
第6题:
第7题:
What is a physical data model?Why learn physical data model concepts?
第8题:
()is a computer technology that headsets,sometimes in combination with physical spaces or multi-projected environments,to generate realisitic images,sounds and other sensations that simulate a user’s physical presence in a virtual or imaginary environment.
A.Virtual Reality
B.Cloud computing
C.Big data
D.Internet+
第9题:
()is not a physical wall but a flow virtual data to protect the computer network.
第10题:
() is not a physical wall, but a lot of virtual data to protect the computer network.