Oracle Oracle internship interview questions

Technical Questions: • Core Java concepts: OOP, inheritance, polymorphism, interfaces, abstract classes. • Java 8+ features: Streams, Lambda expressions, Optional, Date/Time API. • SQL queries, joins, aggregations, and basic database concepts. • Data structures & algorithms: arrays, lists, sorting, searching (basic level). • Spring Boot / REST APIs basics (if relevant to your project). Behavioral / HR Questions: • Tell me about yourself. • Explain your past projects (e.g., PFE, Taxigo, INE-Alumni). • Challenges you faced and how you solved them. • Teamwork and problem-solving examples. • Why Oracle / why this internship.