Relanto Global Technical Trainee Interview Questions and Answers

General Aptitude and Data Related Questions

Simple 1 DSA coding question

Shortlisted students will have GD

Q1. Why did you learn DSA
Ans. 
Learned DSA to improve problem-solving skills and prepare for technical interviews.
• To improve problem-solving skills

• To prepare for technical interviews

• To understand efficient algorithms and data structures

• To enhance coding abilities
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Q2. What is the need of inheritance
Ans. 
Inheritance allows for code reusability, promotes code organization, and enables polymorphism.
• Allows for code reusability by inheriting attributes and methods from a parent class

• Promotes code organization by creating a hierarchy of classes

• Enables polymorphism, where objects of different classes can be treated as objects of a common superclass

• Example: A 'Vehicle' class can be inherited by 'Car' and 'Truck' classes, inhe...read more
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Q3. 4 complex SQL queries
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Q4. Questions related to my projects
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Q5. Explain Random Forest Regression algorithm
Ans. 
Random Forest Regression is an ensemble learning algorithm that uses multiple decision trees to make predictions.
• Random Forest Regression combines multiple decision trees to reduce overfitting and improve accuracy.

• Each tree in the random forest is trained on a random subset of the data and features.

• The final prediction is the average of predictions from all the trees in the forest.

• Random Forest Regression is used for p...read more
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