This MS-720 Microsoft Teams Voice Engineer Expert: 1500 Questions course is built to give you a clear, scenario-driven route through Teams Phone, calling plans, SBCs and voice routing, conferencing, devices and hybrid telephony design. The questions are written around real voice engineering and operations scenarios, so every topic connects directly to how enterprise cloud telephony is designed, deployed and supported in Microsoft Teams.

The course contains 1,500 questions divided into six sections of 250 questions each, aligned with the responsibilities of a Teams Voice Engineer working at expert level.

You begin with Teams Phone Architecture, Numbering Plans & Voice Foundations — 250 Questions, where you clarify how Teams Phone, PSTN connectivity options and numbering concepts form the backbone of your cloud voice platform.

The second section, Calling Plans, Operator Connect & Direct Routing Models — 250 Questions, focuses on PSTN connectivity strategies, helping you decide when to use Calling Plans, Operator Connect or Direct Routing based on geography, compliance and carrier strategy.

In the third section, Session Border Controllers, Voice Routing Policies & Resilience Design — 250 Questions, you explore SBC roles, routing policies and resilience patterns, learning how to design stable, redundant and controllable voice paths for complex environments.

The fourth section, Conferencing, Audio Conferencing, IVR Flows & Meeting Voice Experiences — 250 Questions, examines meeting and conferencing voice, showing how configuration and policies shape the audio experience for internal and external participants.

The fifth section, Devices, Endpoints, Rooms & End-User Voice Experience — 250 Questions, turns to devices and endpoints, connecting Teams-certified hardware, device policies and network dependencies with the quality users experience in daily calls and meetings.

Finally, the sixth section, Monitoring, Troubleshooting, Governance & Hybrid Telephony Operations — 250 Questions, brings everything together into governed, monitored operations, using call quality data, analytics ideas and structured troubleshooting to keep telephony environments reliable.

Each practice test can be retaken as many times as you need, helping you track and enhance your progress, stabilize weaker topics and build structured confidence. Whether you are aiming at MS-720-style expert objectives or running Teams-based telephony in production, this course gives you a clear, section-based route to advanced cloud voice engineering skills.