goZeal Interview Questions and Answers

Python code to find the longest palindrome in a given string

• Iterate through each character in the string and check for palindromes centered at that character

• Keep track of the longest palindrome found so far

• Return the longest palindrome at the end

Code to generate Fibonacci series

• Use a loop to iterate and calculate each Fibonacci number

• Start with the base cases of 0 and 1

• Add the previous two numbers to get the next Fibonacci number

Spring Boot with microservices is a framework for building scalable and modular applications.

• Spring Boot is a Java-based framework that simplifies the development of standalone, production-grade Spring applications.

• Microservices architecture is an architectural style that structures an application as a collection of small, loosely coupled services.

• Spring Boot with microservices allows developers to build and deploy independent services that can be easily scaled and maintained...read more

To become a senior software engineer leading a team, contribute to innovative projects, and continue learning new technologies.

• Obtain advanced certifications in relevant technologies

• Lead a successful project from start to finish

• Mentor junior team members

• Attend industry conferences and workshops

• Contribute to open source projects

Network layer protocols define how data is transmitted between devices in a network.

• Network layer protocols operate at the network layer of the OSI model.

• They are responsible for routing packets from the source to the destination.

• Examples include IP (Internet Protocol), ICMP (Internet Control Message Protocol), and ARP (Address Resolution Protocol).

Binary search is a divide and conquer algorithm that finds the position of a target value within a sorted array.

• Start by defining the low and high indices of the array.

• Calculate the mid index as (low + high) / 2.

• Compare the target value with the value at the mid index and adjust the low and high indices accordingly.

• Repeat the process until the target value is found or the low index surpasses the high index.

Hibernate is an ORM tool that maps Java classes to database tables.

• Hibernate simplifies database access by abstracting the underlying SQL queries.

• It provides a way to map Java classes to database tables using annotations or XML files.

• Hibernate supports various types of associations between classes, such as one-to-one, one-to-many, and many-to-many.

• It also supports caching to improve performance.

• Hibernate can be integrated with Spring framework for easier configuration and man...read more