front-end web interview basic questions

ref. 感謝前輩們分享： https://ithelp.ithome.com.tw/articles/10256018 https://ithelp.ithome.com.tw/articles/10256017 https://medium.com/starbugs/%E9%9D%A2%E8%A9%A6-%E5%89%8D%E7%AB%AF%E5%B7%A5%E7%A8%8B%E5%B8%AB%E4%B8%80%E5%AE%9A%E8%A6%81%E6%9C%83%E7%9A%84-js-...