Avaali Solutions Associate Software Engineer Interview Questions and Answers

MCQ - Logical, AWS, SQL, Python

Q1. Basic Python questions, SQL questions, AWS Questions, Previous project discussion, Day to day responsibilities etc.
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Q1. System design, APIs, projects, products etc.
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Q1. Basic Questions Regarding My Background & Experience.
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Ruby Assignment

Q1. Discussion regarding the submitted assignment, pair programming followed by some technical questions regarding APIs, Architecture, etc.
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Q1. Lifecycle hooks of Angular
Ans. 
Angular lifecycle hooks are methods that allow you to tap into specific points in a component's lifecycle.
• ngOnChanges: called when an input property changes

• ngOnInit: called once the component is initialized

• ngDoCheck: called during every change detection run

• ngAfterContentInit: called after content (ng-content) has been projected into the component

• ngAfterContentChecked: called after every check of the projected content

• ng...read more
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Q2. SOLID principles
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Q1. Questions on SQL
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Q1. Introduction and basic questions
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Q1. How team works in your project?
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Q1. Why did you chose bcg?
Ans. 
I chose BCG because of their reputation for innovative projects and strong company culture.
• Reputation for innovative projects

• Strong company culture

• Opportunities for growth and development
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Q2. Salary ecxpectation
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Merge 2 sorted array

The aptitude test contains mostly TCS based questions

The aptitude round contains various questions

Coding test is mandatory for this drive

The coding test involves in the diverse range of dsa

Q1. Basic Javascript questions- guess the output
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Q2. What is js hoisting?
Ans. 
JS hoisting is a mechanism where variable and function declarations are moved to the top of their scope.
• Variable declarations are hoisted but not their values

• Function declarations are fully hoisted

• Let and const declarations are not hoisted
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Q3. Why redux is used and advantages?
Ans. 
Redux is used for managing state in complex applications. It provides a centralized store and predictable state updates.
• Redux helps in managing state in large applications with multiple components

• It provides a centralized store for all the application state

• Redux allows for predictable state updates through actions and reducers

• It enables easy debugging and time-travel debugging with Redux DevTools

• Redux can be used with
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This aptitude + technical MCQ test was of 120 minutes in duration. Had MCQs on quantitative ability, logical ability, Language, and technical MCQs consisted of questions on DBMS, OS, Networks, DSA. There were two coding questions as well. One on Bit Manipulating, and the other on DFS.

Q1. A question on BFS very similar to Leetcode 924. Was given one hour to discuss and come to an optimized solution with the interviewer.
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Q1. Search an element in a sorted and rotated array
Ans. 
Search an element in a sorted and rotated array
• Find the pivot point where the array is rotated

• Divide the array into two sub-arrays based on pivot point

• Perform binary search on the appropriate sub-array
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Q2. SQL query on left join
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Q3. Questions on CPP memory management
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Q4. Questions related to projects done
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Q1. Propose a system for a popular media stream service
Ans. 
Proposed system for a popular media stream service
• Implement a recommendation engine to suggest content based on user preferences and viewing history

• Integrate with social media platforms to allow users to share and discuss content

• Provide multiple subscription options with varying levels of access and features

• Ensure high-quality streaming with minimal buffering through the use of content delivery networks

• Implement robust...read more
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Q2. Questions related to Fullstack Tech Stacks
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Guesstimate on number of Reddit users in India. No starting input was given. Gave solution by using bottom to top approach. Tried to focus on quantifying teenagers with internet access and a particular interest about internet. Gave a figure around ~1 million in a year.

Q1. Where do you see yourself at McKinsey?
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