This is a Kotlin tutorial for Android: a fun and simple quiz that will serve as the perfect introduction to Kotlin programming.

It’s no surprise that Google’s hope is that over time, all Android developers will switch over to Kotlin. “There is still quite a bit of Java still happening on Android,” Ward said.

Here's what Meta's developers have learned from moving their code base from the Java programming language over to Kotlin.

As it stands today, Android apps are generally coded in Kotlin, but Apple is looking to provide its Swift coding language as an alternative.