theloop
CompaniesRoundsQuestionsSearchProgress
Frontend prep↗
theloop

Interview questions from top companies, mapped to the exact round they show up in. Prep for what you will actually face.

View source

Browse

CompaniesSearchAll rounds

Rounds

Online AssessmentDSA / CodingMachine CodingLow-Level Design

Contribute

Share an interviewReport an issueStar on GitHubFrontend interview prep ↗

The Loop aggregates publicly shared interview experiences and curated commonly-asked questions, each labeled with its source. Not affiliated with any company listed.

CC BY-NC 4.0 · © 2026

← Cognizant

Mid Frontend at Cognizant

FrontendMidRejected◆ Commonly asked· 2023

5-round mid frontend process. Aptitude screen first, then technical fundamentals and HR.

The loop · 5 rounds

01

Round 01 · 3 questions

Online Assessment

Timed online coding / aptitude screen, usually the first filter.

  • Quantitative aptitude: time and work problems.
    MidEasy◆ Commonly asked
    #aptitude
    PracticeGeeksforGeeks↗Search↗
  • Quantitative aptitude: ratio, proportion and averages.
    MidEasy◆ Commonly asked
    #aptitude
    PracticeGeeksforGeeks↗Search↗
  • Verbal ability: synonyms, antonyms and para-jumbles.
    MidEasy◆ Commonly asked
    #verbal
    PracticeGeeksforGeeks↗Search↗
02

Round 02 · 2 questions

DSA / Coding

Data structures & algorithms on a whiteboard or shared editor.

  • Sort an array using bubble sort and state its complexity.
    MidEasy◆ Commonly asked
    #sorting
    PracticeGeeksforGeeks↗Search↗
  • Reverse a linked list.
    MidMedium◆ Commonly asked
    #linked-list
    PracticeLeetCode↗GeeksforGeeks↗
03

Round 03 · 4 questions

Tech Deep-Dive

Deep questions on your core stack and fundamentals.

  • Difference between a process and a thread.
    MidEasy◆ Commonly asked
    #os
    PracticeGeeksforGeeks↗Search↗
  • Difference between an array and a linked list.
    MidEasy◆ Commonly asked
    #data-structures
    PracticeGeeksforGeeks↗Search↗
  • What is indexing in a database and when does it help?
    MidMedium◆ Commonly asked
    #dbms
    PracticeGeeksforGeeks↗Search↗
  • Difference between == and equals() in Java.
    MidEasy◆ Commonly asked
    #java
    PracticeGeeksforGeeks↗Search↗
04

Round 04 · 2 questions

Hiring Manager

Scope, ownership, and role-fit discussion with the manager.

  • Tell me about a production issue you helped resolve.
    Mid◆ Commonly asked
  • How do you estimate the effort for a module assigned to you?
    Mid◆ Commonly asked
05

Round 05 · 3 questions

Behavioral / HR

Values, collaboration, and past-experience (STAR) questions.

  • Why should we hire you?
    Mid◆ Commonly asked
  • What are your strengths and weaknesses?
    Mid◆ Commonly asked
  • Would you be comfortable working on any technology assigned to you?
    Mid◆ Commonly asked

Practice each round across every company

  • Online Assessment
  • DSA / Coding
  • Tech Deep-Dive
  • Hiring Manager
  • Behavioral / HR

◆ This experience is composed from commonly reported questions for this role and level. Real, individually-shared interviews will be layered in over time.