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Vayavya Labs android Framework Engineer Interview Questions and Answers
Vayavya Labs android Framework Engineer Interview Experiences
1 interview found
Anonymous
I applied via Naukri.com and was interviewed in Oct 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Flow of data from User application to Driver in Android device
- Ans.
Data flows from user application to driver in Android device through various layers of the Android framework, including the application framework, system services, and the Linux kernel.
User application makes a request to the Android framework API.
The Android framework forwards the request to the appropriate system service.
The system service communicates with the Linux kernel to interact with the device driver.
The devic...
- Q2. What are content providers
- Ans.
Content providers are components in Android that manage access to a structured set of data
Content providers are used to share data between different applications
They provide a standard interface for accessing data
Content providers can be used to store and retrieve data from databases, files, or the web
(2 Questions)
- Q1. Question about projects done
- Q2. Extending existing HAL
- Ans.
Extending existing HAL involves adding new functionality to an existing Hardware Abstraction Layer in Android framework.
Understand the existing HAL interface and its functionalities
Identify the new functionality to be added
Implement the new functionality in the HAL implementation
Test the extended HAL to ensure compatibility and functionality
Update any dependent components or modules
Skills evaluated in this interview
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Experience: PAPER DURATION: 3 hours
NO. OF QUESTIONS: 2 (20 marks each)
MAXIMUM MARKS: 20*2 = 40 marksQUESTION 1:
JSON Prettier:-Write a program which takes JSON as input and gives prettified JSONYou need to read JSON from STDIN. Input gives one line of uglified JSON.Output should be formatted JSON. Check the standard output link.Use 2 white spaces (not‘\t’) for one indentation.SAMPLE INPUT:{“group” : {list : [1,2,3]}, “list” : [“a”,”b”,”c”]}SAMPLE OUTPUT:{“group” : {List : [1,2,3]},“list” : [“a”,”b”,”c”]}EXPLANATION: Input will be uglifiedjson in one line and output will be prettified format of that. QUESTION 2:XML parse plus series computationEvaluate an expression given in XML format. Keys will be Expr- contains the entire expression. Elem – contains the digit, sum, Prod- contains two or more keys whose evaluation needs to be summed or multiplied respectively. Sub will contain 2 keys or more, where the second key onwards will have to be subtracted from the first one. Div- will contain 2 keys in which first key will need to be divided by second. SAMPLE INPUT:
20EXPLANATION:Input will be xml file through standard input. End of xml file marked by .
Duration: 180 minutes
Total Questions: 2
College Name: NA
I applied via Company Website and was interviewed in Sep 2020. There were 5 interview rounds.
Interview Questionnaire
1 Question
- Q1. Coding and solution architecture
Interview Preparation Tips
I applied via Referral
Interview Questionnaire
1 Question
- Q1. Ds related questions
Interview Preparation Tips
Interview Questionnaire
1 Question
- Q1. Strings, arrays, dp
I applied via LinkedIn and was interviewed in Sep 2022. There were 3 interview rounds.
2 coding , 2 SQL with some quants
(1 Question)
- Q1. Remove redundant parentheses in a expression
- Ans.
Remove redundant parentheses in a expression
Identify the innermost parentheses
Evaluate the expression inside the innermost parentheses
Replace the innermost parentheses with the evaluated expression
Repeat until no more redundant parentheses exist
(1 Question)
- Q1. Why do you want to join Chargebee?
Interview Preparation Tips
Skills evaluated in this interview
A coding test on hackerrank with some basic graph problems
(1 Question)
- Q1. The interviewer asked about my projects
I applied via Referral and was interviewed in Jun 2024. There was 1 interview round.
Array and Java related questions
Interview Preparation Tips
I applied via Recruitment Consultant and was interviewed in Apr 2021. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Core concepts of javascript.
- Q2. Defining the high-level component structure of a page.
- Ans.
High-level component structure of a page refers to the organization of the main elements on a webpage.
Identify the main content area of the page
Determine the navigation menu and its placement
Decide on the placement of secondary content such as ads or related articles
Consider the footer and its contents
Ensure the page is responsive and adaptable to different screen sizes
Interview Preparation Tips
Skills evaluated in this interview
I applied via Approached by Company and was interviewed in Jul 2024. There were 3 interview rounds.
Stream a live log file to browser
(1 Question)
- Q1. Existing project details
- Ans.
The existing project is a web application for managing inventory and sales.
Built using React for the front-end and Node.js for the back-end
Uses MongoDB as the database
Includes features such as user authentication, product management, and sales tracking
(1 Question)
- Q1. Scale up existing project
- Ans.
Scaling up an existing project involves optimizing performance, increasing capacity, and improving efficiency.
Identify bottlenecks and areas for improvement
Implement caching mechanisms to reduce load times
Optimize database queries for faster retrieval
Upgrade hardware or infrastructure to handle increased traffic
Use load balancing to distribute traffic evenly across servers
Skills evaluated in this interview
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