How does IndexedDB provide atomicity?
A. Grouping among the data
B. Grouping within a transaction
C. Grouping the data
D. None of the mentioned
Answer: Option B
Solution(By Examveda Team)
IndexedDB provides atomicity guarantees: queries and updates to the database are grouped within a transaction so that they all succeed together or all fail together and never leave the database in an undefined partially updated state.Related Questions on Document Object Model and Event Handling
Which function among the following lets to register a function to be invoked once?
A. setTimeout()
B. setTotaltime()
C. setInterval()
D. none of the mentioned
A. setTimeout()
B. setTotaltime()
C. setInterval()
D. none of the mentioned
Which is the handler method used to invoke when uncaught JavaScript exceptions occur?
A. Onhalt
B. Onerror
C. Both onhalt and onerror
D. None of the mentioned
Which property is used to obtain browser vendor and version information?
A. modal
B. version
C. browser
D. navigator
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