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【单选题】
下列各项中,属于通货膨胀的受益者是()。A.
薪金固定的职员
B.
债权人
C.
工人
D.
囤积居奇的投机商
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反馈参考答案：
举一反三
【判断题】Computers are constructed of digital building blocks such as logic gates, Flip-flops and counters.
A.
正确
B.
错误
【简答题】某机械加工车间加工一批直径为 50 的轴,抽检某根轴的直径,测量结果为 49.8 ,则某根轴的绝对误差为 。(保留一位小数)
【单选题】In digital logic families, there are four popular categories, TTL,ECL,MOS,CMOS. Which one of them has become the dominant logic family?
A.
ECL
B.
TTL
C.
NMOS
D.
CMOS
【判断题】The three basic types of digital logic gates are the AND gate, the OR gate and teh NOT gate.
A.
正确
B.
错误
【判断题】The three basic types of digital logic gates are the AND gate, the OR gate, and the NOT gate.
A.
正确
B.
错误
【单选题】Which device is faster and has low threshold voltage andoften be used in digital logic circuits?
A.
LED
B.
Schottky Diode
C.
Photo diode
D.
Zener Diode
【判断题】Computers are constructed of digital building blocks such as logic gates, Flip-Flops and counters.
A.
正确
B.
错误
【单选题】A logic gateis an elementary building block of a digital circuit. Using combinations of logic gates, complex operations can be performed.
A.
构件（积木）
B.
复杂操作
C.
组合
D.
逻辑门
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