What is an appropriate verb for asking native speakers which writing system(s) they are familiar with?
I have presented the following questions to natives before, all without issues pertaining to clarity. However, I would like to know whether any sound "off" and what instead would be a standard way to ask such an inquiry.
你用汉语拼音吗?
你知道汉语拼音吗?
你认识拼音吗?
你懂汉语拼音码?
你看的懂拼音码?
你学了哪个写作系统?