Top 50 memory management Interview Questions
The most frequently asked memory management questions across all roles and companies, ranked by real interview frequency. Updated daily.
Merge two sorted Applied Materials sensor arrays in place using backward two pointers and constant extra space.
Applied Materials
athenahealth
AnonymousImplement bitmap block allocation and locate the first available continuous block range.
eBayDesign polymorphic resource objects with an abstract interface and ensure the manager does not retain them after processing.
Fidelity InvestmentsImplement a rope-based text editor that supports large-document insertion and deletion without copying the entire document.
Google
Cloud Big Data TechnologiesImplement a fixed-arena allocator with first-fit allocation, address-based freeing, splitting, and coalescing.
Amazon
WaymoAnalyze a C malloc loop, including output, leaked allocations, virtual memory, and physical page backing.
NVIDIAAllocate the leftmost 8-byte-aligned free segment using suffix lengths, then mark it with a unique identifier.
ByteDanceSort a singly linked list in O(n log n) time with O(1) auxiliary space by using bottom-up merge sort.
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