Sliding Window Pattern

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Questions and Answers

Which pattern is the sliding window pattern most similar to?

Two pointers pattern (correct)
Nested loops pattern
Recursive pattern
Greedy pattern

What is the purpose of the sliding window pattern?

To optimize nested loops
To reduce time complexity
To process sequential data (correct)
To find the largest sum in an array

What does the window size represent in the sliding window pattern?

The index of the last element in the window
The number of elements in the window (correct)
The size of the entire list
The sum of all elements in the window

What is the time complexity of iterating over all elements in each window?

O(kn) (A) Signup and view all the answers

How is the sliding window pattern more efficient than iterating over all elements in each window?

By moving the window one step forward (B) Signup and view all the answers

When would you use the sliding window pattern?

When processing sequential data (C) Signup and view all the answers

What is the sliding window pattern used to find in the example given?

Three consecutive integers with the largest sum (C) Signup and view all the answers

Which of the following is an example of a problem that can be solved using the Sliding Window pattern?

Finding the maximum number of users connected to a cellular network’s base station in every k-millisecond sliding window (D) Signup and view all the answers

Which of the following conditions must be fulfilled for a problem to match the Sliding Window pattern?

The problem requires repeated computations on a contiguous set of data elements such that the window moves across the input array from one end to the other (B) Signup and view all the answers

Which of the following problems can be solved using the Sliding Window pattern?

Finding the median number of buffering events in each one-minute interval given a stream of numbers representing buffering events in a user session (C) Signup and view all the answers