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数字 IC 设计、FPGA 设计秋招笔试题目、答案、解析(2)2021 华为海思(上)
2022-06-29 01:38:00 【新芯设计】
引言
最近收到诸多粉丝的来信,要求出一版《数字 IC 设计、FPGA 设计秋招笔试题精讲》,于是,通过几天几夜的加班加点,终于出了这一版《2021 华为海思秋招笔试题目、答案、解析》,以后每隔 7 天就会出好几套卷,助各位数字 IC 设计者斩获大厂的高薪 Offer!!!
PS:纯题目的 PDF 版本可联系博主获取~
单选题
1、影响芯片成本的主要因素是 Die Size 和封装,但电源、时钟等因素,特别是功耗对解决方案的成本影响较大,因此低成本设计需要兼顾低功耗设计:()
A. 错误
B. 正确
正确答案:B
详细解析:题目里已经说明了,“影响芯片成本的主要因素是 Die Size 和封装”,那么封装成本和什么有关呢,当然是散热了,功耗越大,散热装置要求越高,封装难度更大,成本要求更高,所以,功耗是和成本相关的。2、reg [31:0] big_vect; 那么 big_vect[0+:8] 是多少?()
A. big_vect[0:7]
B. big_vect[7:0]
正确答案:B
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