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Mastree QA Engineer Interview Questions and Answers

Updated 24 May 2021

Mastree QA Engineer Interview Experiences

1 interview found

QA Engineer Interview Questions & Answers

user image Anonymous

posted on 21 May 2021

Interview Questionnaire 

1 Question

  • Q1. Tell me about Your self

Interview questions from similar companies

Interview experience
3
Average
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Mar 2023. There were 4 interview rounds.

Round 1 - Coding Test 

Coding Test consist of 3 coding question, 2 sql questions and 10 output question.

Round 2 - One-on-one 

(1 Question)

  • Q1. Project written on CV, Java questions, Scenario based question and 2 coding question 1. palindrome and string question.
Round 3 - Technical 

(2 Questions)

  • Q1. Panel of 5 , with company CT0, Backend Manager, Android Team Manager and 2 more people. Java question based on String, Java, Scenario based question on testing like, coffee machine, lift, Water bottle, Pa...
  • Q2. Geeksforgeeks puzzle question 2, Aptitude question based on Probalility.
Round 4 - HR 

(2 Questions)

  • Q1. With HR and QA Team Manager
  • Q2. Aptitude and puzzle question. why you want to join company, what are your strengths and weakness, hobbies. Salary Discussion
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Polymorphism real time example
  • Ans. 

    Polymorphism is the ability of an object to take on many forms. A real-time example is a Shape class with different subclasses like Circle, Square, and Triangle.

    • Polymorphism allows objects of different classes to be treated as objects of a common superclass.

    • It enables code reusability and flexibility in object-oriented programming.

    • For example, a Shape class can have a draw() method that is overridden by its subclasses ...

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. Authentication and authorisation difference
  • Ans. 

    Authentication verifies the identity of a user, while authorization determines what actions they can perform.

    • Authentication confirms the user's identity through credentials like username and password.

    • Authorization grants or denies access to specific resources or actions based on the user's authenticated identity.

    • Authentication precedes authorization in the security process.

    • Example: Logging into a website with a usernam...

  • Answered by AI
  • Q2. One coding questions
Round 3 - Technical 

(1 Question)

  • Q1. One aptitude questions
Round 4 - HR 

(1 Question)

  • Q1. How much salary expected

Interview Preparation Tips

Interview preparation tips for other job seekers - Do your best

I applied via Referral and was interviewed before Aug 2021. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Polyfills and Logical
  • Q2. List in react and the input box
  • Ans. 

    Answer on how to list in react and the input box

    • Use the map function to create a list in React

    • Use the state to store the input value

    • Use onChange event to update the state when the input value changes

    • Use onSubmit event to handle the form submission

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Learn basics of JS and ReactJs for frontend interview, git, css, scss, html etc

Skills evaluated in this interview

I appeared for an interview in Feb 2021.

Interview Questionnaire 

1 Question

  • Q1. Admin average question as well as with trigger event or aura component.

Interview Preparation Tips

Interview preparation tips for other job seekers - Average and got the offer... It nice company work environment is too good.....
Interview experience
1
Bad
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Aug 2023. There were 3 interview rounds.

Round 1 - Aptitude Test 

40 mins. Basic maths

Round 2 - Case Study 

4 scenarios were given and you have to make interactive doc from those.

Round 3 - One-on-one 

(1 Question)

  • Q1. What are your strong topics in math's?
  • Ans. 

    My strong topics in math's include algebra, calculus, and statistics.

    • Algebra

    • Calculus

    • Statistics

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - They usually ask a topic you are comfortable with so prepare anything nicely.
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Job Portal and was interviewed before Nov 2023. There were 3 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Question on Binary trees: if symmetric, easy string question using hashmap
  • Q2. If we are hosting a live test how to show real time ranking, HLD for this and what algorithms can we use
Round 2 - Technical 

(1 Question)

  • Q1. Database schema design for a feature where user can be free, gold, platinum.
  • Ans. 

    Use a user table with a column for user type (free, gold, platinum)

    • Create a user table with columns for user ID, name, email, user type

    • Use a separate table for user types with columns for type ID and type name

    • Establish a one-to-many relationship between user and user type tables

    • Example: user table - user_id, name, email, type_id; user_type table - type_id, type_name

  • Answered by AI
Round 3 - Technical 

(1 Question)

  • Q1. HLD for live rank dashboard for a live test where millions of users are doing test
  • Ans. 

    High-level design for a live rank dashboard for a live test with millions of users.

    • Use a scalable architecture to handle millions of users concurrently.

    • Implement real-time data processing to update ranks dynamically.

    • Utilize caching mechanisms to improve performance and reduce load on the database.

    • Design a user-friendly interface with intuitive data visualization.

    • Include features for filtering, sorting, and searching to

  • Answered by AI

Skills evaluated in this interview

I applied via LinkedIn and was interviewed in May 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Basic questions of the tech stack that I applied for.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare for the technologies you apply and just be confident because they want hire someone who is confident know at least basics of the tech stack.

I applied via Naukri.com and was interviewed in Oct 2021. There were 4 interview rounds.

Interview Questionnaire 

6 Questions

  • Q1. 1 : Assignment round- was given a problem statement and app design and was asked to make that app.
  • Q2. 2: Code Discussion round based on the app that I made
  • Q3. 3: Technical 1 questions on basic DSA and deep tech stack based questions on Android everything that you can cover basically for android
  • Q4. 4: Technical 2 questions were high level based on Clean architecture , SOLID principles, Dependency Injection
  • Q5. 5: Managerial round : 30% tech rest was behaviour part and previous organization experiences
  • Q6. Last was salary negotiation

Interview Preparation Tips

Interview preparation tips for other job seekers - Have a good grip on the tech stack for which you are applying and brush up on DSA concepts and problem solving not very intensive just that you can come up with an approach.
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Aug 2022. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Explain about Event loop
  • Ans. 

    Event loop is a mechanism that allows for asynchronous programming by handling events and callbacks.

    • Event loop is responsible for handling and executing events and callbacks in a non-blocking manner.

    • It continuously checks the event queue and processes events one by one.

    • Event loop is commonly used in JavaScript for handling asynchronous operations like setTimeout, setInterval, and AJAX requests.

  • Answered by AI
Round 3 - Coding Test 

Ask to create a database design and API for a todo list app

Round 4 - HR 

(1 Question)

  • Q1. Why do you want to join Byjus

Skills evaluated in this interview

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