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In the figure above, identify the tool marked by the number 4.

The ____ uniquely identifies each resource, starts its operation,monitors its progress, and, finally, deallocates it, making the operating system available to the next waiting process.

A. Device Manager B. File Manager C. Keyboard Manager D. Memory Manager

trace the execution for a binary search, searching for the number 235.

Given the sorted list: 1 7 8 9 56 90 123 235 653