Maruti Techlabs Software Engineer Trainee Interview Questions, Process, and Tips

Half hour aptitude test which also contains some technical questions

Q1. What is the difference between method overloading and overwriting?
Ans. 
Method overloading involves multiple methods in the same class with the same name but different parameters. Method overriding involves a subclass providing a specific implementation of a method that is already provided by its superclass.
• Method overloading is achieved within the same class by having multiple methods with the same name but different parameters.

• Method overriding occurs in a subclass that provides a specif...read more
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Q2. Types of machine learning and use cases of each.
Ans. 
Types of machine learning include supervised, unsupervised, and reinforcement learning, each with unique use cases.
• Supervised learning: Uses labeled data to train a model to make predictions. Example: spam email detection.

• Unsupervised learning: Finds patterns in unlabeled data. Example: customer segmentation.

• Reinforcement learning: Learns through trial and error to maximize rewards. Example: game playing AI.
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Q1. What is transfer learning in ML?
Ans. 
Transfer learning is a machine learning technique where a model trained on one task is re-purposed on a second related task.
• Transfer learning involves using pre-trained models as a starting point for a new task.

• It helps in saving time and computational resources by leveraging knowledge from previous tasks.

• Fine-tuning and feature extraction are common transfer learning approaches.

• Example: Using a pre-trained image class...read more
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Q2. SQL joining query between two tables.
Ans. 
SQL joining query between two tables
• Use JOIN keyword to combine rows from two or more tables based on a related column between them

• Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column
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