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6. The AND" gate can be used as an enable switch. In order to enable the A" input, set the "B" input (low, high). Circle one 7 The "OR" gate can be used as an enable switch, when it is disabled, the output will be ( low, high ) 8. The "XOR" gate can act as a controllable 9. The primary reason for implementing a cache is . 10. List one Principle of Locality that we take advantage of to enhance performance 11. List the other Principle of Locality that we take advantage of to enhance performance 12. A hard disk is considered "random access" (True, False)