Question: 3. This question is about garbage collection (GC). (a) What does GC do? How do languages without GC (for example C and C++) deal

3. This question is about garbage collection (GC). (a) What does GC

3. This question is about garbage collection (GC). (a) What does GC do? How do languages without GC (for example C and C++) deal with the problem GC solves? [10 marks] (b) Reachability of memory is an important concept in GC. Explain what it [10 marks] means. (c) Explain how a mark-and-sweep garbage collector works. (d) Explain how a stop-and-copy garbage collector works. [15 marks] [15 marks]

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