MS-721 Practice Question 3318
Exam: MS-721
Domain: Plan and design collaboration communications systems
Difficulty: medium
When sizing network bandwidth for audio calls, what is the typical bandwidth consumption of the Silk wideband audio codec used natively in Microsoft Teams?
Answer Options
A
Dynamically scales between 24 Kbps and 36 Kbps for standard mono speech
B
Requires 5 Mbps continuous symmetric bandwidth
C
Requires exactly 1 Gbps fiber connectivity
D
Fixed at 8 Kbps G.729 bitrate
Correct Answer
A: Dynamically scales between 24 Kbps and 36 Kbps for standard mono speech
Explanation
The Silk wideband audio codec dynamically scales between 24 Kbps and 36 Kbps for standard monaural speech streams, providing high fidelity even under low bandwidth conditions.