DeepFrontend
Learning Paths
Practice
System Design & DS
Design Studio
Data Structures Curriculum
Real-World Case Studies
Careers
Job Board
Resume Builder
Blog
Sign in
Search
⌘K
Go Pro
Loading compiler resources...
PWA & Offline Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
medium
PWA & Offline
What does the Background Sync API execute when a client registers a sync event while offline?
A
It blocks browser operations until the connection is restored
B
It registers the event inside the Service Worker, which executes the sync task automatically in the background as soon as connectivity returns
C
It retries database migrations immediately
D
It deletes duplicate local cache files
Check Answer