4Azure Storage, Identity, and Security

• 4.1Storage Services

  Understand storage accounts and their four data services (Blob, File, Queue, Table), Blob access tiers (Hot/Cool/Cold/Archive), redundancy (LRS/ZRS/GRS/GZRS), and data migration tools.

• 4.2Identity, Access, and Security

  Centered on Microsoft Entra ID: authentication vs authorization, MFA/SSO/passwordless, Conditional Access, RBAC, external ID, Entra ID vs AD DS, plus security basics—Zero Trust, defense in depth, and Microsoft Defender for Cloud.