REDVision Global Technologies Interview Questions, Process, and Tips

Q1. How will you prioritize testing ?
Ans. 
I prioritize testing based on criticality, impact, dependencies, and risks involved.
• Identify critical functionalities and prioritize testing for them first

• Consider impact on end users and prioritize testing for high impact areas

• Take into account dependencies between different modules or components

• Assess risks involved and prioritize testing for high-risk areas

• Use risk-based testing approach to prioritize test cases
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Q2. Test cases for Landline
Ans. 
Test cases for Landline phone functionality
• Test dialing a number and making a call

• Test receiving a call and answering it

• Test call waiting functionality

• Test call forwarding feature

• Test voicemail functionality
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Q1. SQL question on joins and subqueries?
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Q2. Earlier project questions ?
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Q1. Number of Islands leetcode
Ans. 
Count the number of islands in a 2D grid of '1's and '0's.
• Iterate through the grid and for each '1' encountered, perform a depth-first search to mark all connected '1's as visited.

• Increment the island count for each unvisited '1' encountered during the iteration.

• Example: Input grid = [['1','1','0','0'],['1','1','0','0'],['0','0','1','0'],['0','0','0','1']], Output = 3
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Q2. SQL queries based on group by
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Q3. Resume questions
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Hackerearth Coding Test

Q1. Technical Round with Senior Software Engineer around Java, DSA and APIs
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Q2. 1. Check Valid Parenthesis, 2. Given a problem design your own API and suitable URL for it Discussions about implementation and designing of the above two questions
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Q1. One-on-one round with Project manager
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Q2. Architecture and System design round, but interviewer given me Java Coding , some basic question and asked some questions on SQL then in the middle of the interview he told that we are not going forward wi...read more
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Q1. How to design an app as a white labeled.
Ans. 
Designing a white-labeled app involves creating a customizable platform that can be rebranded by different clients.
• Create a flexible design structure that allows for easy customization of colors, logos, and branding elements.

• Implement a robust admin panel where clients can easily upload their branding assets and make changes.

• Ensure that the app's functionality remains consistent across different branding variations.

• Con...read more
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Q2. Generic UI theme can be set via firebase. Set the theme of UI elements dynamically.
Ans. 
Use Firebase to dynamically set the theme of UI elements.
• Create a collection in Firebase to store UI themes.

• Retrieve the selected theme from Firebase and apply it to UI elements.

• Update the UI elements whenever the theme is changed in Firebase.
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Q1. How to handle team, how do you ensure to follow agile and enable team to follow the same?
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Q1. Your biggest challenge in your career.
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Q2. Bring out some technical challenge or a challenge you faced while handling team.
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Basic Intro followed by SQL test. Worst part is that SQL test was on Notepad with poorly drafted questions. The interview was outsourced to Curatal who had very poor management, the interviewer did not turn camera on and had no information about the job profile.