i-exceed technology solutions Software Engineer II Interview Questions and Answers

Basic coding questions asked on syntax of java

Q1. Synchronous calls and basic of collection
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Q2. Difference between hashmap and hashtabel
Ans. 
HashMap and Hashtable are both data structures used to store key-value pairs, but they differ in their implementation and features.
• HashMap allows null keys and values, while Hashtable does not.

• HashMap is not synchronized, while Hashtable is.

• HashMap is generally faster than Hashtable, but not thread-safe.

• Hashtable is thread-safe, but slower than HashMap.

• HashMap is part of the Java Collections Framework, while Hashtable ...read more
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One dsa question and one zero defect policy pros and cons

Q1. DSA graphs maximum nodes connections
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The maximum number of connections in a graph is determined by the number of nodes.
• The maximum number of connections in a graph with 'n' nodes is n*(n-1)/2.

• For example, a graph with 4 nodes can have a maximum of 6 connections (4*(4-1)/2 = 6).
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Q2. .net fulkstack code review and some therptical questions
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Q1. .net multi threading async sync
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Q2. System design of current project HLD as well as LLD
Ans. 
Designed a scalable system for real-time data processing using microservices architecture
• Used microservices architecture to break down the system into smaller, independent services

• Implemented message queues like Kafka for asynchronous communication between services

• Utilized Docker and Kubernetes for containerization and orchestration

• Designed RESTful APIs for communication between services

• Used Redis for caching and Mongo
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Q1. Some technical wuestions
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Q2. Basic Manager and behaviour wuestions
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Java coding questions, basic Java questions.

Q1. Java basics questions.
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Q2. Live coding.
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Q1. Discussion on previous experience and projects.
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Q2. System design question
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Q1. Questions on SQL, Java advanced, personal projects, Java frameworks, UI based questions, Agile methodologies.
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Q2. Interview discussion with the whole team.
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Q1. Benefits discussion.
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Q2. Salary discussion.
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Technical sql questions

Oops concept and sql db questions

Q1. Dependency injection
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Exam to test reasoning and aptitude, and speed to answer them

Dsa question easy to medium level

Q1. Just culture fit question, and medium dsa questions
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Q2. Print pyramid from Fibonacci sequence
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Print pyramid from Fibonacci sequence
• Generate Fibonacci sequence up to a certain number

• Use the Fibonacci numbers to create the pyramid structure

• Print each row of the pyramid with appropriate spacing
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Q3. Linked list sort
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Q4. Design SQL tables for library management system
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Design SQL tables for library management system
• Create tables for books, authors, members, transactions, etc.

• Use primary and foreign keys to establish relationships between tables

• Include columns like book title, author name, member ID, due date, etc.
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Q5. Valid bracket dsa question
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Q1. C++ 11, 14 Deep dive, Multi-threading etc
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Q1. Sql unix transactions flow
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Q2. Sql Java ATM POS transactions flow
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