
Alsager - A2 - 2.3.4 - Searching Algorithms
Quiz
•
Computers
•
4th Grade
•
Hard
Richard Steed
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of searching algorithms?
To sort a list of elements
To find a specified element within a data structure
To delete elements from a data structure
To merge multiple data structures
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
On what type of data can the binary search algorithm be applied?
Unsorted data
Sorted data
Multidimensional data
Encrypted data
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the unwanted half of the data in a binary search algorithm?
It is sorted again
It is returned as the result
It is discarded
It is stored for later use
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the time complexity of binary search?
O(n)
O(n^2)
O(log n)
O(1)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the binary search algorithm do when the low value is greater than the high value?
It continues searching until it finds the desired data
It resets the values and starts over
It returns "Not found in data" and terminates
It randomly selects a new position to check
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the time complexity of a linear search algorithm?
O(log n)
O(n^2)
O(n)
O(1)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is linear search considered inefficient?
Because it requires the data to be sorted
Because it has a time complexity of O(n^2)
Because it checks each element one by one
Because it is difficult to implement
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a major advantage of linear search in terms of implementation?
It is very efficient
It requires the data to be sorted
It is easy to implement
It has a time complexity of O(log n)
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is demonstrated about the efficiency of the algorithm when searching for the letter 'R' in the first 20 characters of the alphabet?
The algorithm is more efficient than binary search.
The algorithm is equally efficient as binary search.
The algorithm is less efficient than binary search.
The efficiency of the algorithm cannot be determined from the example.
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