Ivy Mobility Solutions Junior Engineer - Quality Assurance Interview Questions and Answers

Q1. Design patterns
Ans. Explained MVC patterns implemented in my project
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Q2. Explained MVC patterns used in the application
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MVC (Model-View-Controller) is a software design pattern that separates the application logic into three interconnected components.
• Model represents the data and business logic

• View displays the user interface

• Controller handles user input and updates the model and view accordingly

• Example: In a web application, the model could be a database, the view could be an HTML page, and the controller could be a server-side script
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Take home assignment on Advanced Excel (Pivots, Combination of different functions

Q1. Testing Excel skills (especially some complex functions). Was allowed to google
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Q1. Guesstimate questions
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Q2. How many food delivery orders places in Hyderabad on one day?
Ans. 
It is not possible to accurately determine the exact number of food delivery orders placed in Hyderabad on one day without specific data.
• The number of food delivery orders can vary greatly depending on factors such as day of the week, time of day, weather, events happening in the city, etc.

• One way to estimate the number of orders would be to look at data from popular food delivery platforms like Swiggy or Zomato, but e...read more
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Had a aptitude + coding on round 1.

Q1. Had a coding + Techincal interview ok Java springboot
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Q1. There was coding question puzzle and technical discussion
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Q1. Ot was techno managineial round. Java concepts and puzzles and managerial questions were asked
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Q1. This was director round.It was short for 20mnts. A design question and few managerial questions were asked
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Q1. It was an hR discussion where salary and benefits were discussed
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Q1. Java basic, Framework questions
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Q2. Springboot related
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Q3. Core java all concepts
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Q1. Managerial round
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Q2. Tech and Management Question
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Q1. Salaey discussion
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Q1. Cognos related questions
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Q2. Cloud related questions
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Q1. Program to find the largest and smallest integer in a program
Ans. 
Program to find the largest and smallest integer in a program
• Iterate through the array of integers to find the largest and smallest values

• Initialize variables to store the largest and smallest values, update them as needed

• Handle edge cases like empty array or array with only one element

• Return the largest and smallest values found
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Q2. Explain internal working of HashMap, what is abstract class
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HashMap is a data structure that stores key-value pairs using hashing. An abstract class is a class that cannot be instantiated.
• HashMap uses hashing to store key-value pairs for efficient retrieval.

• Abstract classes cannot be instantiated and can have abstract methods that must be implemented by subclasses.

• Example: HashMap map = new HashMap<>();
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Q1. Which list you will prefer using if you want to create an application that needs constant modification, ArrayList or LinkedList
Ans. 
LinkedList is preferred for constant modification due to faster insertion and deletion times.
• LinkedList is preferred for constant modification because it has faster insertion and deletion times compared to ArrayList.

• LinkedList allows for easy insertion and deletion of elements without the need to shift other elements, making it more efficient for constant modifications.

• ArrayList is better for random access and iteratin...read more
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