82 questions for “Memory Management & Garbage Collection”

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Information Technology

82 questions in 7 technologies

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1What is a memory leak in JavaScript, given that it has automatic garbage collection? JavaScript › Memory Management & Garbage CollectionJavaScriptMemory Management & Garbage CollectionBeginner
2How do context managers and the `del` statement relate to timely memory cleanup versus relying on garbage collection? Python › Memory Management & Garbage CollectionPythonMemory Management & Garbage CollectionIntermediate
3How does Python primarily manage memory for objects? Python › Memory Management & Garbage CollectionPythonMemory Management & Garbage CollectionBeginner
4What does it mean that Python has 'automatic' memory management, and what's the trade-off compared to manual memory management in languages like C? Python › Memory Management & Garbage CollectionPythonMemory Management & Garbage CollectionBeginner
5What is the difference between the generational garbage collection strategy's 'young' and 'old' generations? JavaScript › Memory Management & Garbage CollectionJavaScriptMemory Management & Garbage CollectionIntermediate
6How does mark-and-sweep garbage collection actually determine which objects are reachable? JavaScript › Memory Management & Garbage CollectionJavaScriptMemory Management & Garbage CollectionAdvanced
7How does JavaScript decide when to free memory used by an object? JavaScript › Memory Management & Garbage CollectionJavaScriptMemory Management & Garbage CollectionBeginner
8How can an unremoved event listener cause a memory leak? JavaScript › Memory Management & Garbage CollectionJavaScriptMemory Management & Garbage CollectionIntermediate
9What is a reference cycle, and why can't simple reference counting free it? Python › Memory Management & Garbage CollectionPythonMemory Management & Garbage CollectionIntermediate
10How does Python's generational garbage collector work, and why generations? Python › Memory Management & Garbage CollectionPythonMemory Management & Garbage CollectionIntermediate