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JavaScript Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
easy
JavaScript
How many execution contexts exist at the moment a deeply nested function call is executing?
A
Always exactly 1 — the currently running function's
B
One per function call currently on the call stack, including Global
C
One per function ever defined in the program
D
Zero — execution contexts are only a debugging concept, not real
Check Answer