Mobikwik Sdet Engineer Interview Questions and Answers

Asked spiral matrix question and some map related questions and optimise the approach

Q1. Asked to automate ui of the provided screen and backed framework of api testing Asked about the project and related questions
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Q1. Asked about payment gateway related questions and how to deal with it
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JAVA,SQL,Testing Parameters

Q1. Concept of oops
Ans. 
Object-oriented programming paradigm that focuses on objects and classes for code organization and reusability.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (object)

• Inheritance: Ability of a class to inherit properties and behavior from another class

• Polymorphism: Ability to present the same interface for different data types
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Q2. Code to move 0's to extreme right position
Ans. 
Code to move 0's to extreme right position in an array of strings
• Iterate through the array and move all 0's to the end of the array

• Use two pointers approach to swap elements

• Example: Input array ['1', '0', '3', '0', '5'], Output array ['1', '3', '5', '0', '0']
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Q1. OOps,Hashmaps,Concept of Polymophism,Inheritance etc.
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Q2. Java collections
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Q1. Basic personality review and your past carrer experience. Since i was a campus candidate they asked me about working in my college projects.
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Round duration - 60 Minutes
Round difficulty - Medium

Normal intro followed by 1 DSA question

Q1. 
Alien Dictionary Problem Statement
Ninja is mastering an unusual language called the Alien Language. Although it uses the same alphabets as English, the sequence of these alphabets is different. This sequ...read more
Ans. 
The task is to check whether the given words are sorted lexicographically in an alien language.
• Read the number of test cases

• For each test case, read the number of words, the words themselves, and the order string

• Check if the words are sorted lexicographically based on the given order string

• Print 'YES' if the words are sorted, else print 'NO'
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Round duration - 60 Minutes
Round difficulty - Easy

This round was based on checking the knowledge on component breaking of any web page and data flow

Q1. Can you discuss the components breakdown of the Play Store home page?
Ans. 
The play store home page consists of various components that provide a user-friendly interface for browsing and discovering apps.
• Header section displaying the app logo, search bar, and navigation options

• Featured apps section showcasing popular or recommended apps

• Categories section for browsing apps based on different genres

• Top charts section displaying the most downloaded or highest-rated apps

• New releases section highl...read more
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Round duration - 60 minutes
Round difficulty - Easy

This round was focused on how the developer is going to contribute to designing the better user experience

Q1. Can you design the wireframe of a ledger management user interface?
Ans. 
Design a wireframe for a ledger management user interface.
• Include a navigation bar for easy access to different sections of the ledger

• Design a table layout to display the ledger entries with columns for date, description, debit, credit, and balance

• Add filters and search functionality to easily find specific entries

• Include options to add, edit, and delete ledger entries

• Consider adding visual indicators for different typ...read more
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1st Round.
Two DS problem from leetcode.
1.Array next permutation
2. Max share profit

Q1. OOPS, Threads, System Design
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