Binary Search Complexity

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Information Technology (IT), Architecture
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University
•
Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary advantage of binary search over linear search?
It reduces the number of elements to check in each step.
It works on unsorted arrays.
It is easier to implement.
It requires less memory.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does binary search achieve a logarithmic time complexity?
By checking each element one by one.
By dividing the array into halves and ignoring one half each time.
By sorting the array before searching.
By using a hash table for faster access.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a linear search, what is the time complexity when the target is at the last position?
O(1)
O(N)
O(log N)
O(N^2)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the best-case time complexity for binary search?
O(N)
O(1)
O(log N)
O(N^2)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In binary search, what affects the worst-case time complexity?
The sorting algorithm used.
The number of elements in the array.
The size of each element.
The initial position of the target.
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