Add a couple of questions

Author: abregman

README.md

@@ -2806,6 +2806,14 @@ For example, you can use it to set up ELK stack where the services are: elastics
 <summary>Explain Docker interlock</summary><br><b>
 </b></details>
 
+<details>
+<summary>Where can you store Docker images?</summary><br><b>
+</b></details>
+
+<details>
+<summary>What is Docker Hub?</summary><br><b>
+</b></details>
+
 <details>
 <summary>What is the difference between Docker Hub and Docker cloud?</summary><br><b>
 
@@ -2818,8 +2826,7 @@ Swarm management which means you can create new swarms in Docker Cloud.
 </b></details>
 
 <details>
-<summary>Where Docker images are stored?</summary><br><b>
-In DockerHub
+<summary>What is Docker Repository?</summary><br><b>
 </b></details>
 
 <details>
@@ -5956,6 +5963,10 @@ Total number of documents matching the search results. If not query used then si
 <summary>What is Filebeat?</summary><br><b>
 </b></details>
 
+<details>
+<summary>What are filebeat modules?</summary><br><b>
+</b></details>
+
 <a name="elastic-advanced"></a>
 #### :star: Advnaced
 
@@ -6368,6 +6379,10 @@ This is a great way to figure how managers deal with unplanned work, and how goo
 setting expectations with projects.
 </b></details>
 
+<details>
+<summary>Why I should NOT join you? (or 'what you don't like about working here?')</summary><br><b>
+</b></details>
+
 <details>
 <summary>What was your favorite project you've worked on?</summary><br><b>