G1 Garbage collector

GC phases

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Match G1 garbage collection phases to their descriptions.

Match the items from left and right columns

Initial mark

Root region scanning

Concurrent marking

Remark

Cleanup

Copying

Evacuate or copy live objects to new unused regions.

Complete the marking process by performing additional search of live objects.

Scan survivor regions to mark objects with references to the old generation.

Perform operations concerning the cleanup processes.

Find and mark survivor regions containing references to the old generation.

Scan and search live objects in the entire heap.

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