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Interview question tracker

Oracle Coding Interview Questions — Last 30 days

Practice 13 coding questions from Oracle company-tagged LeetCode lists in the source’s last 30 days reporting window. Explore reported interview questions and track your progress.

Company-wide data from Fahad7177-jeh/leetcode-company-wise-questions; see its AGPL-3.0 license. All-time questions also use dataengineervishal/leetcode-companywise-questions (MIT license).

Reporting periods reflect source data, not verified interview dates. Questions can recur; inclusion does not guarantee they will appear in your interview.

Updated weekly · Latest source check: 15 Oct 2026ⓘLatest successful check of the sources used by this company. A check does not necessarily mean the questions changed.

One question at a time.

Top questions 13

Done	Question	LeetCode
Mark Top K Frequent Elements completed	Top K Frequent Elements	Solve
Mark Consecutive Numbers Sum completed	Consecutive Numbers Sum	Solve
Mark LRU Cache completed	LRU Cache	Solve
Mark Sliding Window Maximum completed	Sliding Window Maximum	Solve
Mark Valid Parentheses completed	Valid Parentheses	Solve
Mark Implement Trie (Prefix Tree) completed	Implement Trie (Prefix Tree)	Solve
Mark LFU Cache completed	LFU Cache	Solve
Mark Longest Consecutive Sequence completed	Longest Consecutive Sequence	Solve
Mark Longest Substring Without Repeating Characters completed	Longest Substring Without Repeating Characters	Solve
Mark Maximum Number of Non-overlapping Palindrome Substrings completed	Maximum Number of Non-overlapping Palindrome Substrings	Solve
Mark Meeting Rooms II completed	Meeting Rooms II	Solve
Mark Minimum One Bit Operations to Make Integers Zero completed	Minimum One Bit Operations to Make Integers Zero	Solve
Mark Remove All Adjacent Duplicates in String II completed	Remove All Adjacent Duplicates in String II	Solve