{"id":46244,"date":"2024-05-15T00:59:39","date_gmt":"2024-05-15T00:59:39","guid":{"rendered":"https:\/\/www.devopsschool.com\/blog\/?p=46244"},"modified":"2024-05-29T03:05:10","modified_gmt":"2024-05-29T03:05:10","slug":"icinga-interview-questions-and-answer","status":"publish","type":"post","link":"https:\/\/www.devopsschool.com\/blog\/icinga-interview-questions-and-answer\/","title":{"rendered":"icinga Interview questions and Answer"},"content":{"rendered":"\n
    \n
  1. What can Icinga monitor?<\/strong>\n
      \n
    • User interfaces<\/li>\n\n\n\n
    • Network services<\/li>\n\n\n\n
    • Host resources<\/li>\n\n\n\n
    • Server components<\/li>\n\n\n\n
    • Answer:<\/strong> Network services, Host resources, Server components<\/li>\n<\/ul>\n<\/li>\n\n\n\n
    • Which are features of Icinga 2?<\/strong>\n
        \n
      • Configuration in DSL<\/li>\n\n\n\n
      • REST API<\/li>\n\n\n\n
      • Distributed monitoring<\/li>\n\n\n\n
      • Automated installation<\/li>\n\n\n\n
      • Answer:<\/strong> Configuration in DSL, REST API, Distributed monitoring<\/li>\n<\/ul>\n<\/li>\n\n\n\n
      • What types of notifications can Icinga send?<\/strong>\n
          \n
        • Email<\/li>\n\n\n\n
        • SMS<\/li>\n\n\n\n
        • Custom scripts<\/li>\n\n\n\n
        • Direct database update<\/li>\n\n\n\n
        • Answer:<\/strong> Email, SMS, Custom scripts<\/li>\n<\/ul>\n<\/li>\n\n\n\n
        • Which web interfaces are available for Icinga?<\/strong>\n
            \n
          • Icinga Web 2<\/li>\n\n\n\n
          • Nagios UI<\/li>\n\n\n\n
          • Classic UI<\/li>\n\n\n\n
          • Kibana<\/li>\n\n\n\n
          • Answer:<\/strong> Icinga Web 2, Classic UI<\/li>\n<\/ul>\n<\/li>\n\n\n\n
          • What can be done with Icinga’s REST API?<\/strong>\n
              \n
            • Retrieve monitoring objects<\/li>\n\n\n\n
            • Modify object attributes<\/li>\n\n\n\n
            • Perform actions<\/li>\n\n\n\n
            • Install plugins<\/li>\n\n\n\n
            • Answer:<\/strong> Retrieve monitoring objects, Modify object attributes, Perform actions<\/li>\n<\/ul>\n<\/li>\n\n\n\n
            • Which operating systems can Icinga monitor?<\/strong>\n
                \n
              • Windows<\/li>\n\n\n\n
              • Linux<\/li>\n\n\n\n
              • MacOS<\/li>\n\n\n\n
              • Android<\/li>\n\n\n\n
              • Answer:<\/strong> Windows, Linux, MacOS<\/li>\n<\/ul>\n<\/li>\n\n\n\n
              • Which databases can Icinga use for backend storage?<\/strong>\n
                  \n
                • MySQL<\/li>\n\n\n\n
                • PostgreSQL<\/li>\n\n\n\n
                • MariaDB<\/li>\n\n\n\n
                • Microsoft Access<\/li>\n\n\n\n
                • Answer:<\/strong> MySQL, PostgreSQL, MariaDB<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                • What types of checks does Icinga support?<\/strong>\n
                    \n
                  • Active checks<\/li>\n\n\n\n
                  • Passive checks<\/li>\n\n\n\n
                  • Internal checks<\/li>\n\n\n\n
                  • External APIs<\/li>\n\n\n\n
                  • Answer:<\/strong> Active checks, Passive checks<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                  • Which programming languages can be used to write custom plugins for Icinga?<\/strong>\n
                      \n
                    • Python<\/li>\n\n\n\n
                    • Perl<\/li>\n\n\n\n
                    • Bash<\/li>\n\n\n\n
                    • Java<\/li>\n\n\n\n
                    • Answer:<\/strong> Python, Perl, Bash<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                    • What are the primary components of Icinga 2 architecture?<\/strong>\n
                        \n
                      • Core<\/li>\n\n\n\n
                      • Web interface<\/li>\n\n\n\n
                      • Database<\/li>\n\n\n\n
                      • Agent<\/li>\n\n\n\n
                      • Answer:<\/strong> Core, Web interface, Database<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                      • What functionality does Icinga Director provide?<\/strong>\n
                          \n
                        • Configuration management<\/li>\n\n\n\n
                        • Automation support<\/li>\n\n\n\n
                        • Deployment facilitation<\/li>\n\n\n\n
                        • Log analysis<\/li>\n\n\n\n
                        • Answer:<\/strong> Configuration management, Automation support, Deployment facilitation<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                        • Which protocols can Icinga use to perform checks?<\/strong>\n
                            \n
                          • HTTP<\/li>\n\n\n\n
                          • SNMP<\/li>\n\n\n\n
                          • ICMP<\/li>\n\n\n\n
                          • FTP<\/li>\n\n\n\n
                          • Answer:<\/strong> HTTP, SNMP, ICMP<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                          • Which Icinga module allows for graphing performance data?<\/strong>\n
                              \n
                            • Graphite<\/li>\n\n\n\n
                            • Grafana<\/li>\n\n\n\n
                            • Elasticsearch<\/li>\n\n\n\n
                            • Splunk<\/li>\n\n\n\n
                            • Answer:<\/strong> Graphite, Grafana<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                            • What are the benefits of using Icinga in a distributed setup?<\/strong>\n
                                \n
                              • Scalability<\/li>\n\n\n\n
                              • Redundancy<\/li>\n\n\n\n
                              • Load balancing<\/li>\n\n\n\n
                              • Single point of failure<\/li>\n\n\n\n
                              • Answer:<\/strong> Scalability, Redundancy, Load balancing<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                              • Which features make Icinga highly configurable?<\/strong>\n
                                  \n
                                • Templates<\/li>\n\n\n\n
                                • Apply rules<\/li>\n\n\n\n
                                • Import definitions<\/li>\n\n\n\n
                                • Static configuration files<\/li>\n\n\n\n
                                • Answer:<\/strong> Templates, Apply rules, Import definitions<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                                • What types of reports can Icinga generate?<\/strong>\n
                                    \n
                                  • Availability reports<\/li>\n\n\n\n
                                  • SLA reports<\/li>\n\n\n\n
                                  • Performance reports<\/li>\n\n\n\n
                                  • Financial reports<\/li>\n\n\n\n
                                  • Answer:<\/strong> Availability reports, SLA reports, Performance reports<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                                  • What methods can be used to extend Icinga’s functionality?<\/strong>\n
                                      \n
                                    • Plugins<\/li>\n\n\n\n
                                    • Modules<\/li>\n\n\n\n
                                    • API integrations<\/li>\n\n\n\n
                                    • Kernel patches<\/li>\n\n\n\n
                                    • Answer:<\/strong> Plugins, Modules, API integrations<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                                    • Which are the main elements of Icinga’s security model?<\/strong>\n
                                        \n
                                      • Role-based access control<\/li>\n\n\n\n
                                      • SSL\/TLS encryption<\/li>\n\n\n\n
                                      • API authentication<\/li>\n\n\n\n
                                      • Two-factor authentication<\/li>\n\n\n\n
                                      • Answer:<\/strong> Role-based access control, SSL\/TLS encryption, API authentication<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                                      • What are the installation options for Icinga?<\/strong>\n
                                          \n
                                        • From source<\/li>\n\n\n\n
                                        • Using package managers<\/li>\n\n\n\n
                                        • Docker container<\/li>\n\n\n\n
                                        • Windows installer<\/li>\n\n\n\n
                                        • Answer:<\/strong> From source, Using package managers, Docker container<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                                        • Which are components of an Icinga service check command?<\/strong>\n
                                            \n
                                          • Command name<\/li>\n\n\n\n
                                          • Arguments<\/li>\n\n\n\n
                                          • Timeout settings<\/li>\n\n\n\n
                                          • User permissions<\/li>\n\n\n\n
                                          • Answer:<\/strong> Command name, Arguments, Timeout settings<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[8217],"tags":[],"class_list":["post-46244","post","type-post","status-publish","format-standard","hentry","category-icinga"],"_links":{"self":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/46244","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=46244"}],"version-history":[{"count":1,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/46244\/revisions"}],"predecessor-version":[{"id":46245,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/46244\/revisions\/46245"}],"wp:attachment":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/media?parent=46244"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/categories?post=46244"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/tags?post=46244"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}