Data structures and algorithms(time complexity).
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Explain what a stack is.
What is the difference between final, finally, and finalize keywords in Java? What is the difference between == and .equals() in Java? What is the difference between Spring and Spring Boot? What is the difference between @Component and @Service in Spring? How do you handle exceptions in Spring Boot? What is the difference between @Autowired and @Inject in Spring? What is the difference between @Controller and @RestController in Spring? What is the difference between @Bean and @Component in Spring? What is the difference between @Primary and @Qualifier in Spring? What is the difference between @RequestMapping and @GetMapping in Spring? What is the difference between @PostMapping and @PutMapping in Spring?
Check if the integer is a palindrome (without using arrays or strings).
Compare two strings Kaprekar series
Different between class and struct?
Java oops concept, servlet ,jsp, coding, sql question
What are the duties you have done before ?
Tell me about yourself? Basic programs on java
Types of Dara str and difference between them.
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