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An object that groups together operations that are all used by some superior level of control or operations that all use some junior-level set of operations is which type of abstraction?

29. An object that groups together operations that are all used by some superior level of control or operations that all use some junior-level set of operations is which type of abstraction?

1. Action Abstraction
2. Virtual Machine Abstraction
3. Coincidental Abstraction
4. Entity Abstraction

Answer: B) Virtual Machine Abstraction

Explanation:

Virtual Machine Abstraction is an object that groups together operations that are all used by some superior level of control or operations that all use some junior-level set of operations.