Computer science 0.0 / 5 ? ICTComputer systems and mobile technologiesGCSEAQA Created by: dbadbacCreated on: 09-10-19 11:41 state what is meant by an algorithm An algorithm is a set of instructions to solve a recurrent problem 1 of 7 state what is meant by abstraction Used to hide data or reduce the amount of data needed to solve the problem. 2 of 7 state what is meant by decomposition Breaking a complex problem or system into parts that are easier to conceive 3 of 7 state the sequence in which items in a sorted list will be examined in a linear and binary search In a linear search the goes across one by one and a binary search goes to the middle then determines whether it is higher or lower then goes on. 4 of 7 state the advantages and disadvantages of a linear and binary search A linear search is easier to program but it takes longer to find what you want, a binary search is quicker but it is harder to code. 5 of 7 state an advantage and disadvantage of the merge sort compared with the bubble sort A merge sort is quicker to sort what you want but it is harder to code and a bubble sort is easier to code but it takes longer to sort. 6 of 7 show the state of a list after the first pass in a bubble sort The highest number will be at the end. 7 of 7
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