clean up of lesson 4 quiz links

4-typing-game/.github/post-lecture-quiz.md

@@ -1,18 +0,0 @@
-*Complete this quiz by checking one answer per question.*
-
-1. Just about anything a user does on a page raises an event
-
-- [ ] true
-- [ ] false
-
-2. Common events include
-   
-- [ ] click_event
-- [ ] select_event
-- [ ] input_event
-- [ ] all of these
-
-3. You can use anonymous functions to create event handlers
-
-- [ ] true
-- [ ] false

4-typing-game/.github/pre-lecture-quiz.md

@@ -1,20 +0,0 @@
-*Complete this quiz in class.*
-
-1. Event-driven programming is when a user 
-
-- [ ] clicks on a button
-- [ ] changes a value
-- [ ] interacts with the page
-- [ ] any of the above
-
-2. In procedural programming, functions are called
-
-- [ ] any time
-- [ ] in a specific order
-- [ ] left to right
-
-3. The universal method exposed in the DOM for registering event handlers is called
-   
-- [ ] addEventListener
-- [ ] addListener
-- [ ] addEvent

4-typing-game/typing-game/translations/README.ko.md

@@ -2,7 +2,7 @@
 
 ## 강의 전 퀴즈
 
-[Pre-lecture quiz](https://nice-beach-0fe9e9d0f.azurestaticapps.net/quiz/21)
+[Pre-lecture quiz](https://nice-beach-0fe9e9d0f.azurestaticapps.net/quiz/21?loc=ko)
 
 ## 이벤트 기반 프로그래밍
 
@@ -327,7 +327,7 @@ typedValueElement.addEventListener('input', () => {
 
 ## 강의 후 퀴즈
 
-[Post-lecture quiz](https://nice-beach-0fe9e9d0f.azurestaticapps.net/quiz/22)
+[Post-lecture quiz](https://nice-beach-0fe9e9d0f.azurestaticapps.net/quiz/22?loc=ko)
 
 ## 리뷰 & 자기주도 학습