Symboitic Consulting interview questions

Practice 61+ real Symboitic Consulting interview questions covering coding, technical, project, and HR rounds. Prepare smarter for Symboitic Consulting placement interviews.

Preview Questions

  1. Write a recursive function for Factorial and Fibonacci.

    Factorial: Factorial of n (n!) is the product of all positive integers from 1 to n. Base case: 0! = 1. int factorial(int n) { if (n == 0 || n == 1) return 1; return n * factorial(n - 1); } factorial(5) → 5 * 4 * 3 * 2 *...

  2. How do you reverse a linked list?

    Use the iterative three-pointer approach: Algorithm: - Initialize: prev = null, curr = head, next = null - While curr != null: - next = curr.next (save next node) - curr.next = prev (reverse the link) - prev = curr...

  3. What is @RestController in Spring Boot?

    @RestController is a convenience annotation in Spring Boot that combines @Controller and @ResponseBody. - @Controller marks the class as a Spring MVC controller (handles HTTP requests). - @ResponseBody tells Spring to...

  4. What Git command do you use to view the commit history?

    git log This shows the full commit history with commit hash, author, date, and message. Useful variants: - git log --oneline → compact one-line view per commit - git log --oneline --graph → shows branch/merge graph in...

  5. What is a REST API? What are its core principles?

    REST (Representational State Transfer) is an architectural style for designing networked APIs using HTTP. Core Principles (Constraints): 1. Stateless: Each request must contain all information needed to process it. The...

  6. How do you ensure code quality in your projects?

    I follow several practices to maintain high code quality: 1. Write unit and integration tests — I use JUnit and Mockito in Spring Boot projects to test service and repository layers independently. 2. Code reviews — I...