Node.js
16 practice items · needed by 2 roles
Easy 4Medium 6Hard 6
Practice questions
- Promise and setTimeout ordereasy
- Two awaits that could run togethermedium
- A 64-bit id changes after parsingmedium
- Webhook signature never matchesmedium
- Async callback inside forEachmedium
- One slow route freezes Node.jshard
- return versus return await in tryhard
- Deep merge of untrusted JSONhard
- Empty req.body in Expresseasy
- Why commit the lockfileeasy
- What ^3.22.4 allowseasy
- Webhook signature always failsmedium
- One report slows every requestmedium
- Module variable holds the current userhard
- Comparing secret tokens safelyhard
- Async error skips Express handlerhard