{"id":6901,"date":"2019-10-07T10:30:20","date_gmt":"2019-10-07T10:30:20","guid":{"rendered":"https:\/\/www.devopsschool.com\/blog\/?p=6901"},"modified":"2021-11-16T06:50:20","modified_gmt":"2021-11-16T06:50:20","slug":"kubernetes-interview-questions-and-answer-part-3","status":"publish","type":"post","link":"https:\/\/www.devopsschool.com\/blog\/kubernetes-interview-questions-and-answer-part-3\/","title":{"rendered":"Kubernetes Interview Questions and Answer Part \u2013 3"},"content":{"rendered":"\n<ol class=\"wp-block-list\"><li>What is Kubernetes?<\/li><li> What are Kubernetes Components?<\/li><li> What is etcd?<\/li><li> What is master &amp; minion?<\/li><li> How to make quorum of cluster?<\/li><li> What is Replication controller &amp; what it does?<\/li><li> What is ingress?<\/li><li> Difference between Kubernetes &amp; Docker Swarm?<\/li><li> How can you rollbck the previous version of application in Kuberntes?<\/li><li> How does that deployment happens into containers\/POD automatically?<\/li><li> How does container know that application is getting failure?<\/li><li> Difference between nodeport, clusterIP, load balancer &amp; ingress?<\/li><li> What is kubectl &amp; kubelet?<\/li><li> What is the use of Kube-controller manager?<\/li><li> What is pod?<\/li><li> How many containers can run in a pod?<\/li><li> How many containers can be launched in a node?<\/li><li> What is the role of Kube-Scheduler?<\/li><li> How the 2 pods communicate with each other?<\/li><li> How 2 containers inside a pod communicate with each other?<\/li><li> What is Flannel &amp; why we use it?<\/li><li> Difference between Flannel &amp; Calico?<\/li><\/ol>\n\n\n<div class=\"epyt-gallery\" data-currpage=\"1\" id=\"epyt_gallery_85868\"><iframe loading=\"lazy\"  id=\"_ytid_89848\"  width=\"760\" height=\"427\"  data-origwidth=\"760\" data-origheight=\"427\" src=\"https:\/\/www.youtube.com\/embed\/?enablejsapi=1&#038;autoplay=0&#038;cc_load_policy=0&#038;cc_lang_pref=&#038;iv_load_policy=1&#038;loop=0&#038;rel=1&#038;fs=1&#038;playsinline=0&#038;autohide=2&#038;theme=dark&#038;color=red&#038;controls=1&#038;disablekb=0&#038;\" class=\"__youtube_prefs__  no-lazyload\" title=\"YouTube player\"  data-epytgalleryid=\"epyt_gallery_85868\"  allow=\"fullscreen; accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen data-no-lazy=\"1\" data-skipgform_ajax_framebjll=\"\"><\/iframe><div class=\"epyt-gallery-list\"><div>Sorry, there was a YouTube error.<\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>What is Kubernetes? What are Kubernetes Components? What is etcd? What is master &amp; minion? How to make quorum of cluster? What is Replication controller &amp; what it does? What&#8230; <\/p>\n","protected":false},"author":1,"featured_media":8215,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[4859],"tags":[],"class_list":["post-6901","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kubernetes"],"_links":{"self":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/6901","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/comments?post=6901"}],"version-history":[{"count":2,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/6901\/revisions"}],"predecessor-version":[{"id":25394,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/6901\/revisions\/25394"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/media\/8215"}],"wp:attachment":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/media?parent=6901"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/categories?post=6901"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/tags?post=6901"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}