Some of the modern ohmmeters have a diode test setting. If you do not have one of these ohmmeters then to test the diode you need to check its resistance in the forward and the reverse direction. These resistances should be relatively ( ) in the forward direction.
A. high
B. low
C. not sure
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When the temperature is increased, the curve of the i-v characteristics of diode ( )
A. moves to the left
B. moves to the right
C. moves up
D. moves down
N-type semiconductors contains ( ) impurity atoms.
A. donor
B. acceptor
C. electrons
D. holes
相比于邻接矩阵法。节点链接法更适合展示什么样的数据()
A. 节点规模大,边关系简单
B. 节点规模大,边关系复杂
C. 节点规模小,边关系复杂
D. 适合一切数据
数据的维度指的是?()
A. 属性的数量
B. 样本的数量
C. 属性值的大小
D. 重要属性的数
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