Microsoft offers series of products and service and respective certifications path. We have summarized here the list of Microsoft products and services. This list might be helpful to search specific Microsoft certifications exam code by name.  

• .NET
• Access
• Active Directory Domain Services
• Advanced Threat Protection
• AI Builder
• API Apps
• API Management
• App Configuration
• App Service
• Application Gateway
• ASP.NET Core
• Automation
• Azure
• Azure Active Directory
• Azure Advisor
• Azure DevOps
• Azure NetApp Files
• Azure Notebooks
• Azure Portal
• Azure Resource Manager
• Azure Role-based access control
• Azure Security Center
• Azure Stack
• Azure Stack Edge
• Azure Stack HCI
• Azure Stack Hub
• Bastion
• Blueprints
• Bot Service
• Business Central
• CLIs
• Cloud App Security
• Cloud Shell
• Cognitive Search
• Cognitive Services
• Commerce
• Computer Vision
• Container Instances
• Container Registry
• Content Delivery Network
• Cosmos DB
• Custom Vision
• Customer Engagement apps
• Customer Service
• Customer Service Insights
• Data Factory
• Data Lake
• Data Science Virtual Machines
• Database for MySQL
• Database for PostgreSQL
• Databricks
• DDos Protection
• Dynamics
• Dynamics 365
• Event Grid
• Event Hubs
• Excel
• Exchange Server
• ExpressRoute
• Face
• Field Service
• Files
• Finance
• Finance and Operations
• Firewall
• Form Recognizer
• Functions
• HDInsight
• Intune
• IoT Central
• IoT Hub
• Key Vault
• Kubernetes Service
• Language Understanding
• Log Analytics
• Logic Apps
• Machine Learning
• Machine Learning Studio
• Marketing
• Microsoft 365
• Microsoft 365 Security Center
• Microsoft Dataverse
• Microsoft Defender for Endpoint
• Microsoft Endpoint Manager
• Microsoft Teams
• Monitor
• Office
• Office 365
• Office Add-ins
• OneDrive
• OneNote
• Outlook
• Planner
• Policy
• Power Apps
• Power Automate
• Power BI
• Power Platform
• Power Virtual Agents
• PowerPoint
• Project
• Project Server
• Publisher
• QnA Maker
• Retail
• Sales
• SAP HANA on Azure Large Instances
• SDKs
• Search
• Security Score
• Sentinel
• Service Bus
• SharePoint
• SharePoint Designer
• Site Recovery
• Speech
• Speech to Text
• Speech Translation
• SQL Database
• SQL Server
• Storage
• Stream Analytics
• Synapse Analytics
• Text Analytics
• Text to Speech
• Threat Protection
• Traffic Manager
• Translator
• Translator Speech
• Translator Text
• Video Indexer
• Virtual Machines
• Virtual Network
• Visio
• Visual Studio
• VPN Gateway
• Web Application Firewall
• Windows
• Windows Server
• Windows System Center
• Windows Virtual Desktop
• Windows Virtual Machines
• Word
• Yammer

Here is a list of top Microsoft designated roles that can be acquired by completing respective Microsoft certification path. If you are looking for a job, these roles can be used as job search terms.

• Administrator
• AI Edge Engineer
• AI Engineer
• App Maker
• Auditor
• Business Analyst
• Business Owner
• Business User
• Data Analyst
• Data Engineer
• Data Scientist
• Database Administrator
• Developer
• DevOps Engineer
• Functional Consultant
• Identity And Access Administrator
• Information Protection Administrator
• Privacy Manager
• Risk Practitioner
• Security Engineer
• Security Operations Analyst
• Service Adoption Specialist
• Solution Architect
• Student
• Technology Manager

As the new Microsoft IT roles will be introduced, this list will be updated.