Python Interview Questions · interview question
In Python, which comparison about Global Interpreter Lock (GIL) is accurate?
Multiple choiceEasypython-interview-2026interviewpythoncomparison
Answer and explanation
Correct answer
D. The GIL limits CPU-bound threading speedups, while I/O-bound programs can still benefit because threads release control while waiting.
Why
The GIL limits CPU-bound threading speedups, while I/O-bound programs can still benefit because threads release control while waiting. This is the comparison that usually separates memorization from understanding.
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