{"id":5,"date":"2026-08-09T19:25:53","date_gmt":"2026-08-09T19:25:53","guid":{"rendered":"http:\/\/corpolearn.wp\/winad\/\/active-directory-interview-questions\/"},"modified":"2026-08-09T19:25:53","modified_gmt":"2026-08-09T19:25:53","slug":"active-directory-interview-questions","status":"publish","type":"post","link":"https:\/\/corpolearn.com\/winad\/active-directory-interview-questions\/","title":{"rendered":"15 Essential Active Directory &#038; Domain Services Interview Questions"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Active Directory Domain Services (AD DS) forms the backbone of enterprise Windows identity management. In senior technical interviews, candidates are tested on FSMO roles, Kerberos authentication tickets (TGT vs ST), Domain Trusts, and Schema Extensions.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. FSMO Roles Architecture<\/h2>\n\n\n<p class=\"wp-block-paragraph\">Active Directory uses a multi-master replication model, but five specific operations require single-master control to prevent conflicts. These are known as Flexible Single Master Operation (FSMO) roles.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># Query all FSMO role holders in the forest using PowerShell\nGet-ADDomain | Select-Object PDCEmulator, RIDMaster, InfrastructureMaster\nGet-ADForest | Select-Object SchemaMaster, DomainNamingMaster<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">2. Kerberos Ticket-Granting Process<\/h2>\n\n\n<p class=\"wp-block-paragraph\">When a user authenticates in an AD domain:\n1. The client sends an AS-REQ (Authentication Service Request) to the KDC (Key Distribution Center on the DC).\n2. KDC returns an AS-REP containing the Ticket Granting Ticket (TGT).\n3. The client requests access to a server resource via TGS-REQ.\n4. KDC verifies TGT and issues a Service Ticket (ST \/ TGS-REP).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Active Directory Domain Services (AD DS) forms the backbone of enterprise Windows identity management. In senior technical interviews, candidates are tested on FSMO roles, Kerberos authentication tickets (TGT vs ST), Domain Trusts, and Schema Extensions. 1. FSMO Roles Architecture Active Directory uses a multi-master replication model, but five specific operations require single-master control to prevent [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_cl_workflow_state":"","_cl_content_brief":"","_cl_target_topic":"","footnotes":""},"categories":[8],"tags":[20],"class_list":["post-5","post","type-post","status-publish","format-standard","hentry","category-active-directory","tag-interview-questions"],"_links":{"self":[{"href":"https:\/\/corpolearn.com\/winad\/wp-json\/wp\/v2\/posts\/5","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/corpolearn.com\/winad\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/corpolearn.com\/winad\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/corpolearn.com\/winad\/wp-json\/wp\/v2\/comments?post=5"}],"version-history":[{"count":0,"href":"https:\/\/corpolearn.com\/winad\/wp-json\/wp\/v2\/posts\/5\/revisions"}],"wp:attachment":[{"href":"https:\/\/corpolearn.com\/winad\/wp-json\/wp\/v2\/media?parent=5"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/corpolearn.com\/winad\/wp-json\/wp\/v2\/categories?post=5"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/corpolearn.com\/winad\/wp-json\/wp\/v2\/tags?post=5"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}