Queue Interview Questions

Master 9 queue problems frequently asked in technical interviews. These questions test your understanding of queueconcepts and are essential for coding interview success.

Total Problems

Easy

Medium

Hard

Design Hit Counter

Asked at Databricks

Array Binary Search Design Queue Data Stream

Rank

#3710HardFrequency: 72%

Design an Array Statistics Tracker

Asked at Amazon

Hash Table Binary Search Design Queue Heap (Priority Queue)Data Stream Ordered Set

Rank

#1549MediumFrequency: 63%

Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit

Asked at Uber

Array Queue Sliding Window Heap (Priority Queue)Ordered Set Monotonic Queue

Rank

#346EasyFrequency: 62%

Moving Average from Data Stream

Asked at Meta

Array Design Queue Data Stream

Rank

#2868MediumFrequency: 60%

Continuous Subarrays

Asked at Google

Array Queue Sliding Window Heap (Priority Queue)Ordered Set Monotonic Queue

Rank

#232EasyFrequency: 51%

Implement Queue using Stacks

Asked at Amazon

Stack Design Queue

Rank

#387EasyFrequency: 51%

First Unique Character in a String

Asked at Amazon

Hash Table String Queue Counting

Rank

#239HardFrequency: 45%

Sliding Window Maximum

Asked at Amazon

Array Queue Sliding Window Heap (Priority Queue)Monotonic Queue

Rank

#987MediumFrequency: 42%

Reveal Cards In Increasing Order

Asked at Google

Array Queue Sorting Simulation

Rank

View All Topics

Master Queue in Real Interviews

Get AI-powered assistance when solving queue problems during your actual interviews. Our Interview Copilot provides real-time hints and optimal solutions instantly.

Algorithm explanations

Code optimization tips

Live interview support

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Queue Interview Questions

Master 9 queue problems frequently asked in technical interviews. These questions test your understanding of queueconcepts and are essential for coding interview success.

Total Problems

Easy

Medium

Hard

Design Hit Counter

Asked at Databricks

Array Binary Search Design Queue Data Stream

Rank

#3710HardFrequency: 72%

Design an Array Statistics Tracker

Asked at Amazon

Hash Table Binary Search Design Queue Heap (Priority Queue)Data Stream Ordered Set

Rank

#1549MediumFrequency: 63%

Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit

Asked at Uber

Array Queue Sliding Window Heap (Priority Queue)Ordered Set Monotonic Queue

Rank

#346EasyFrequency: 62%

Moving Average from Data Stream

Asked at Meta

Array Design Queue Data Stream

Rank

#2868MediumFrequency: 60%

Continuous Subarrays

Asked at Google

Array Queue Sliding Window Heap (Priority Queue)Ordered Set Monotonic Queue

Rank

#232EasyFrequency: 51%

Implement Queue using Stacks

Asked at Amazon

Stack Design Queue

Rank

#387EasyFrequency: 51%

First Unique Character in a String

Asked at Amazon

Hash Table String Queue Counting

Rank

#239HardFrequency: 45%

Sliding Window Maximum

Asked at Amazon

Array Queue Sliding Window Heap (Priority Queue)Monotonic Queue

Rank

#987MediumFrequency: 42%

Reveal Cards In Increasing Order

Asked at Google

Array Queue Sorting Simulation

Rank

View All Topics

Master Queue in Real Interviews

Get AI-powered assistance when solving queue problems during your actual interviews. Our Interview Copilot provides real-time hints and optimal solutions instantly.

Algorithm explanations

Code optimization tips

Live interview support

Start Free TrialNo credit card required View Pricing

Queue Interview Questions

Related Topics

Design Hit Counter

Design an Array Statistics Tracker

Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit

Moving Average from Data Stream

Continuous Subarrays

Implement Queue using Stacks

First Unique Character in a String

Sliding Window Maximum

Reveal Cards In Increasing Order

Master Queue in Real Interviews

Queue Interview Questions

Related Topics

Design Hit Counter

Design an Array Statistics Tracker

Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit

Moving Average from Data Stream

Continuous Subarrays

Implement Queue using Stacks

First Unique Character in a String

Sliding Window Maximum

Reveal Cards In Increasing Order

Master Queue in Real Interviews