Which of the following performance tools will work with optimized code and also provides source statement profiling？（） A:  prof B:  gprof C:  kprof D:  tprof

中国大学MOOC: 使用perf工具的哪个命令可以即时查看整个系统中各个程序的综合profiling统计

进行市场细分，选择登陆市场，设计终端用户形象的目的是The goal of conducting market segmentation, selecting a beachhead market, and profiling the end user for the beachhead market is:

使用perf工具的哪个命令可以即时查看整个系统中各个程序的综合profiling统计 A: perf top B: perf record C: perf report D: perf stat

你的最终用户形象的重要副产品是“反用户形象” -当你专注于一个特定的市场，你放弃的那些终端用户。The important by-product of profiling your persona is the understanding you develop about the "Anti-Persona" – the target end user you deselect from your pursuit, while you focus on one specific market. 讨论Discuss