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单项选择题
计算机存储容量大小通常以()来度量。
A.字数
B.位数
C.字节数
D.符号数
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多项选择题
属于社会保障费的是( )。
A.养老保险费
B.财产保险费
C.失业保险费
D.医疗保险费
E.劳动保险费
单项选择题
All traffic, be it e-mail or streaming video, travels via a method called packet switching, (97)parcels out digital data into small chunks, or packets, and sends them over a network shared bycountless users.
A.so
B.which
C.and
D.who
A.A.so
B.which
C.and
D.who
单项选择题
【In the forthcoming years,Beyond-3G(B3G) environments will undoubtedly be deployed in most parts around the globe, permitting a world class solution for network interconnection, A B3G context enables the efficient cooperation of existing wireless technologies, including cellular-based(E.g. 2G/3G), broadcast-oriented(E.g. DVB)-in specific DVB-H, and Internet-based(WLAN/WMAN)networks, all relying on enhanced IP as the unifying layer. Hence, in this particular and yet to be deployed environment, mobile, systems and platforms will permit to provide enhanced services to all applications across heterogeneous access networks. This will effectively enlarge the scope of service deployment, availability and accessibility to the users】 Based on the paragraph above, it is shown that (98) will be used as the higher layer protocol to unify cellular networks ,broadcast networks and (99) networks, which is enabled by the context of (100).
A.mobile systems and platforms
B.3G
C.heterogeneous access networks
D.enhanced IP
A.g.
B.g.
C.3G
C.heterogeneous
D.enhanced
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