下面是实现的逻辑电路图是正确的。https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/bc9080b4383f4b33a7a22ed7dd4a7344.png
举一反三
- 如图所示电路的逻辑表达式F=（ ）。<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/8655693a417e4e43a32e0732ed533c96.png" /> A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/beda73211aea49f082d9137fd4eb0526.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/7388c99ee0824f20bcf85893934a2f6a.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/9a5c81e78b344c79a9389e932a7f55ce.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/82193a9a030243728012b02e15718987.png" />
- 图题分别为四个逻辑电路的状态转移图，其中不具备自启动特性的是 。 A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/ef0766a82b4a4804937a37e00828f05c.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/a8b2df5033e445b786ea32341c45b848.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/9e22a8ccc4864fde854abe43b5c44d92.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/9a6e792e654f4fe4a769a0df1e2f7a64.png" />
- 下列逻辑等式中成立的是： A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/9379ebf514ca44a9a4a85436bd0c17b1.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/7a0b0275d0c64a00810ca5a0dd3fdffd.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/3cd208f74faf42cd86899e3f903f979a.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/79d341dfb51a464398d0996a707d0cf8.png" />
- 剖视图正确的画法是 。 A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/9537d515da014e68a3d3cb450f99ad38.png"> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/1a23c24f84774377874f0c38fd153a7e.png"> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/f5954dedb8bd4b788a4a43c7a11266a7.png"> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/bd015ac5086848d3876260b7aaf6bfc5.png">
- 下列各表达式正确的是（）。 A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/c00e74606aff46b3bd686c1cbb405da6.gif" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/a9452605ec5b4dfc8fede5ae6baae903.gif" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/316677d9b4fe41d09b0ef5f8b18e4a0b.gif" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/1d4a5808f5524820897bf23dd439ad0c.gif" />