Java Developer

Can a constructor be inherited from a parent class to a child class? (Learn)

Given a Student class and a list of students, write a Java 8 program to filter students with roll numbers greater than 50, concatenate their first and last names, and return the result.

You have been given an array/list 'ARR' of integers. Your task is to find the second largest element present in the 'ARR'.

Note:

a) Duplicate elements may be present.

b) If no such element is present return -1.

Example:

Input: Given a sequence of five numbers 2, 4, 5, 6, 8.

Output:  6

Explanation:
In the given sequence of numbers, number 8 is the largest element, followed by number 6 which is the second-largest element. Hence we return number 6 which is the second-largest element in the sequence.

Given a scenario to create a CRUD application, how would you start? What classes would you create, and which annotations would be required?

Have you worked with AWS? How would you connect to S3? How would you deploy an application?

Using the Stream API, write a program to find the maximum salary by department.

• How will you implement security?
• What is @EnableWebSecurity?

• Singleton pattern
• Circuit breaker pattern
• Pub-sub pattern

How can you connect a microservice?