题目
A.System
B.application program
C.control unit
D.operating system
第4题
The()serves as the computer’s CPU.
A.semiconductor B.microprocessorC.cacheD.bus controller
第6题
I am reluctant to use the strategy __________it serves a very clear purpose.
A. when
B. unless
B. as long as
D. as soon as
第8题
Money provides a unit of account that serves _____ a standard to measure value .
A.as
B.for
C.in
D.with
第9题
A.in return
B.in consqurnce
C.inorde
D.in exchange
第10题
第11题
A clear definition of the user's needs serves as the direct basis for the:
A.Work breakdown structure.
B.Functional requirements.
C.Project cost estimate.
D.Selection of personnel.
E.Termination decision.
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