☎  076 959 6407✉  support@quizcrazepro.co.za
Learn. Practice. Build your future.
BlogHelpContact
G

Google Professional Machine Learning Engineer

280 Questions120 Minutes70% Passing Score▣ Updated: Sep 2026

Question 277 of 280

Single answer
You work at an organization that maintains a cloud-based communication platform that integrates conventional chat, voice, and video conferencing into one platform. The audio recordings are stored in Cloud Storage. All recordings have an 8 kHz sample rate and are more than one minute long. You need to implement a new feature in the platform that will automatically transcribe voice call recordings into a text for future applications, such as call summarization and sentiment analysis. How should you implement the voice call transcription feature following Google-recommended best practices?
AUse the original audio sampling rate, and transcribe the audio by using the Speech-to-Text API with synchronous recognition.
BUse the original audio sampling rate, and transcribe the audio by using the Speech-to-Text API with asynchronous recognition.
CUpsample the audio recordings to 16 kHz, and transcribe the audio by using the Speech-to-Text API with synchronous recognition.
DUpsample the audio recordings to 16 kHz, and transcribe the audio by using the Speech-to-Text API with asynchronous recognition.
Correct Answer: B

Use the original audio sampling rate, and transcribe the audio by using the Speech-to-Text API with asynchronous recognition.

Explanation

The correct answer is highlighted above. Review the wording carefully, then use the next question to continue building your understanding of Google certification topics.

About this practice exam

Review 280 Google questions with answers and explanations. Use the navigation to move through the exam at your own pace.