INDUS COFFEe Senior Engineer Interview Questions and Answers

Normal . Keep calm stay focused. Study hard work smart.
Great

Q1. Nicely done... friendly Tell me about yourself
Add your answer
Q2. Where are you from ?
Add your answer

Q1. What are the Qualifications?
Add your answer

Aptitude questions involved reasoning questions

Q1. Why is slump cone test used?
Add your answer

Q1. Oops related questions
Add your answer
Q2. C language quizzes
Add your answer

Technical aspects about linked list,trees, stacks

Topic related to humanities

Q1. Is a valid decimal
Add your answer
Q2. Return the substring in a main string, which is composition of given string
Ans. 
Find and return all substrings in a main string that match a given string.
• Iterate through the main string and check for matches with the given string

• Use substring function to extract potential matches

• Store all matching substrings in an array and return it
Answered by AI
Add your answer

Mixed conceptual questions from java8, Spring Boot and SQL and microservices

Q1. One round technical question and coding on Java, Java 8, Spring boot,Rest webservices, SQL. Code for rest API using jpa for CRUD.
Add your answer
Q2. Singleton pattern for thread safety .
Ans. 
Singleton pattern ensures only one instance of a class is created and provides a global point of access to it.
• Use lazy initialization to create the instance only when needed.

• Use synchronized keyword to make the getInstance() method thread-safe.

• Consider using double-checked locking for better performance.

• Use enum to implement singleton pattern as it is inherently thread-safe.
Answered by AI
Add your answer
Q3. Linked list implementation
Ans. 
Linked list is a data structure where each element points to the next element in the sequence.
• Nodes contain data and a reference to the next node

• Insertion and deletion can be done efficiently in a linked list

• Traversal starts from the head node and follows the next pointers
Answered by AI
Add your answer

Q1. Parenthesis balancing question
Add your answer
Q2. Caching in Hibernate
Ans. 
Caching in Hibernate improves performance by storing frequently accessed data in memory.
• Hibernate supports first-level cache at session level

• Second-level cache can be configured at session factory level

• Caching strategies include read-only, read-write, and transactional

• Cache providers like Ehcache, Infinispan, and Hazelcast can be used
Answered by AI
Add your answer
Q3. Maven scope questions
Add your answer
Q4. Ci and CD concept
Add your answer

Q1. Salary negotiation
Add your answer

Q1. Sucrose structure
Add your answer
Q2. Basic knowledge of ISO, HACCP, CCP
Add your answer