Linear search(recursive) algorithm used in _____________ ans. When the size of the dataset is large When the size of the dataset is low Never used When the dataset is unordered

Linear search(recursive) algorithm used in _____________

Which of the following is a common use case for linear search?Searching in a database with indexed columnsSearching for an element in a list where the order is not guaranteedSearching for an element in a large sorted datasetPerforming a quick lookup in a dictionary

Which of the following code snippet performs linear search recursively? for(i=0;i<n;i++) { if(a[i]==key) printf("element found"); } LinearSearch(int[] a, n,key) { if(n<1) return False if(a[n]==key) return True else LinearSearch(a,n-1,key) } LinearSearch(int[] a, n,key) { if(n<1) return True if(a[n]==key) return False else LinearSearch(a,n-1,key) } LinearSearch(int[] a, n,key) { if(n<1) return False if(a[n]==key) return True else LinearSearch(a,n+1,key) }

The complexity of linear search algorithm isQuestion 6Answera.O(log n)b.Oc.O(n log n)d.O(n2)

What is the best case runtime of linear search(recursive) algorithm on an ordered set of elements?O(1)O(n)O(logn)O(nx)