Accurate Products Corpn. Senior Engineer Interview Questions and Answers

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Q1. Nicely done... friendly Tell me about yourself
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Q2. Where are you from ?
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Q1. Basic questions on background
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Q2. Why do you want to join meta
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DSA Round - Graphs & Trees

Q1. System Design - delved a lot deeper
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Some MCQ questions based on the language of your choice and 1 SQL question.

Q1. JS fundamentals, programming concepts, sorting algos and basic coding question.
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Q1. Similar to Round 2
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Q1. Overview of my experience and projects at previous company and programming basics.
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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.
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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.
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Q3. Linked list implementation
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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
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Q1. Parenthesis balancing question
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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
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Q3. Maven scope questions
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Q4. Ci and CD concept
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Q1. Salary negotiation
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Q1. Core Java Questions and Selenium project questions
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Subject knowledge and guidelines, empower , process related knowledge, audits manner, process related to address problem complies manner example asked questions me

Q1. Technical skill test asked questions me granulation, upto primary packing
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Q1. Past experience any achieved such as output target, documentation, shop floor activities, anytime aduitable manner
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Q1. Why interchange location
Ans. 
Interchange locations are strategically chosen to optimize traffic flow and accessibility.
• Interchange locations are selected based on traffic volume and patterns.

• They are designed to improve connectivity between different roads and highways.

• Interchanges often include features like ramps, bridges, and traffic signals to facilitate smooth transitions.

• Examples include cloverleaf interchanges, diamond interchanges, and sta
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Q1. Why you want to left current company .
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Q2. Are you comfortable to reloacte anywhere ?
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Q1. Tell me about your self .
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Q2. What is your work profile in current company .
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Q3. Whta is your KRA. What is your working style? How do you start of your day ?
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