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信号与系统期末考试命题与参考答案
题目要求: 单项选择题(10×1=10分。 将答案写在试卷前面的答案表格1中) 1、 下面四个信号为 LTI 系统的单位冲激响应, 哪一个信号对应的系统不是稳定系统?( ) 解答:(D) 。这个题目实际上是判断信号是是否满足绝对值可积。 2、 下面 ...
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