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【单选题】
与计算机能合成图像一样,计算机也能合成(生成)声音。计算机合成的音乐其文件扩展名为________。A.
wav
B.
mid
C.
mp3
D.
wma
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反馈参考答案：
举一反三
【单选题】A customer’s computer crashes consistently when a specific application is launched. Thetechnician has looked at the computer and confirmed the cause of the crash. Which of thefollowing is the NEXT tro...
A.
Verify full system functionality.
B.
Document the findings, actions, and outcomes.
C.
Establish a plan of action to resolve the problem.
D.
Question the user and identify changes the user has made to the system.
【单选题】Outcomes of changes in the characteristics of a population such as age, gender, ethnic origin, race, sexual orientation, and social class are ___ forces.
A.
economic
B.
political
C.
demographic
D.
technological
【简答题】The gap between rich and poor has _______ (wide) considerably. 2. In this study, we made no specific _____________ (predict) about likely outcomes. 3. Shareholders have agreed to a series of _________...
【单选题】Which of the following steps in the troubleshooting and repair process is MOST effectivereduce redundant effort？ （）
A.
Discuss the problem with the user and identify any recent changes.
B.
Identify the root cause of the failure.
C.
Verify the problem resolution.
D.
Document activities and outcomes of repair steps.
【单选题】Which models ask "what-if" questions repeatedly to determine the impact on outcomes of changes i one or more factors.
A.
generalization
B.
control and optimization
C.
prediction
D.
Sensitivity analysis
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