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SMS was originally designed as part of ( )，but is now available on a wide range of networks ，including 3G and 4G networks.
A.PHS B.AMPS C.GSM D.GPRS
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更多 “ SMS was originally designed as part of ( )，but is now available on a wide range of networks ，including 3G and 4G networks.A.PHS B.AMPS C.GSM D.GPRS ” 相关考题
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Originally, the World-Wide Web was designed as information medium for (71) research teams. A deliberately simple implementation model was chosen to make it as simple as possible for authors to (72) documents to the web, and to (73) these in the sense of updating content. This implementation model is centered around the notion of resources, usually file-base D. For the (74) intended use of the web, resources presented a useful abstraction, as they related to relatively self-contained chunks of information such as research publications and (75) pages. Such chunks of information typically could be set up and maintained independently of other resources, so that resources were the appropriate abstraction for composition and modification.A．allB．worldC．distributedD．internet
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C．narrowing of meaning
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C: collection
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单选题In which scenario would an index be most useful?（）A
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The indexed columns are part of an expression.D
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单选题Which is the source used by Automatic SQL Tuning that runs as part of the AUTOTASK framework？（）A
SQL statements that are part of the AWR baseline onlyB
SQL statements based on the AWR top SQL identificationC
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单选题The word offend originally meant to strike against, but now the word signifies to create or excite anger. This is an example of ____.A
meaning shiftB
widening of meaningC
narrowing of meaningD
loss of meaning
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