Question: 9. What would be the most appropriate data structure for handling customers in a checkout line at a store? (a) a stack (b) a queue

9. What would be the most appropriate data structure for handling

customers in a checkout line at a store? (a) a stack (b)

9. What would be the most appropriate data structure for handling customers in a checkout line at a store? (a) a stack (b) a queue (C) either would be equally fine (d) neither is suitable 10. What is the primary purpose of a hash function? (a) to test the validity of input data (b) to sort keys in an array (c) to choose an index in which to store a key d) to reduce the space needed to store a key

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