filter Interview Questions
4 interview questions in our bank cover filter, most of them Coding & Leetcode-style Questions. They average 2.3/5 difficulty — easy — and each one was reported by a candidate after a real interview. Companies known to ask about filter: Antra, Cresta, Anduril, Upstart.
Practice these on the problems board →Companies that ask about filter
Question mix
- Coding & Leetcode-style Questions4
Difficulty
- 2/5 — easy3
- 3/5 — medium1
Questions tagged filter
Using Stream API in Java
2/5This introductory programming exercise, featured in technical assessments at Antra, asks you to process a collection of text items to isolate those containing a specific substring and present them in alphabetical order. The challenge evaluates basic data filtering and sorting capabilities using modern functional programming paradigms or standard library utilities. Unlock the full problem specifications and the complete reference solution with a subscription.
Coding & Leetcode-style QuestionsAntraFetch Wikipedia via API, then Filter and Aggregate Results
3/5This reported Cresta interview question evaluates your ability to interact with external web services by fetching data from the Wikipedia API and processing the payload. Candidates must correctly handle network headers, parse structured responses, and apply custom filtering and aggregation logic to the retrieved content. This exercise tests practical API integration skills combined with data manipulation techniques in a real-world scenario. Access to the complete problem description and an optimized model solution requires a subscription.
Coding & Leetcode-style QuestionsCrestaFind Unreachable Heap Objects from Stack Addresses
2/5This interview challenge, recently asked at Anduril, focuses on memory management by asking you to isolate unreferenced entities given a set of active pointer references. It assesses your data structure traversal skills and ability to efficiently compare memory addresses. Unlock access to the full problem and optimal code solution by purchasing a subscription.
Coding & Leetcode-style QuestionsAndurilFilter List Strings by Presence of Any Character from a Given String
2/5Practice a practical data filtering exercise featured in recent Upstart recruitment cycles. The objective is to process a collection of text strings and retain only those items that share at least one common character with a designated reference string. This task evaluates your foundational understanding of collection filtering, string iteration, and membership checks in your chosen programming language. Reviewing the complete prompt specifications and the verified reference implementation necessitates a subscription.
Coding & Leetcode-style QuestionsUpstart
Studied alongside
filter interview FAQ
- How many filter interview questions are there?
- 4 reported questions, mostly Coding & Leetcode-style Questions.
- Which companies ask filter questions?
- Antra (1), Cresta (1), Anduril (1), Upstart (1).
- How hard are filter questions?
- They average 2.3 out of 5: 3 at 2/5, 1 at 3/5.