MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

ALGORITHMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
what is a con of linear search?
A
it is slow
B
not very effective
C
hard to implement
D
None of the above
Explanation: 

Detailed explanation-1: -Time-consuming – Linear search can be time-consuming, especially when dealing with large lists. It checks each element one by one, which can take a lot of time when searching for an element in a long list. This makes it less efficient than other search algorithms like binary search.

Detailed explanation-2: -Linear search’s disadvantage is the time complexity. Because linear search scans each element starting from the beginning, it is highly inefficient. The graph for linear search would model y = n. Meanwhile, binary search finds elements by starting at the midpoint of the data set for each comparison.

Detailed explanation-3: -Linear search is the same or slightly faster for arrays of less than about 100 integers, since it is simpler than a binary search. This ignores the cost of sorting the array, so the advantage could be slightly larger for real programs.

Detailed explanation-4: -The drawback of a linear search is the fact that its time consuming for the enormous arrays. Inversely, slow searching of big lists. Every time a vital element matches the last element from the array or an essential element does not match any element Linear search algorithm is the worst case.

Detailed explanation-5: -Explanation: Linear search needs greater time complexities compared to other searching algorithms, so it consumes more time. So, it is a disadvantage of this linear search.

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