Visionet Systems Senior Technical Lead Interview Questions and Answers

Q1. Basic knowledge of your skills
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Q2. Scenario based questions.
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Q1. Scenario based questions
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Q2. SQL technical question.
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Q1. Salary Discussion, joining date negotiation and Joining Bonus.
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Q1. Introduce yourself, including what' s your roles and responsibility and what's your day to day task
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Q2. Given a scenario, suppose there is slowness in system, and there is no APM tool then how will you identify the issue and solve it.
Ans. 
Identify potential causes through system analysis, logs, and monitoring tools. Implement troubleshooting steps to resolve the issue.
• Analyze system performance metrics such as CPU usage, memory usage, disk I/O, and network traffic to identify bottlenecks.

• Check system logs for any error messages or warnings that could indicate the source of the slowness.

• Review application logs to see if there are any specific requests or...read more
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Q3. Question on thread dump, in what case it should be taken, how many thread dumps are required and at what interval.
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Q4. If there is slowness in system and you have thread dump, what analysis you will do from it
Ans. 
I would analyze the thread dump to identify any bottlenecks or issues causing the system slowness.
• Identify any threads that are in a blocked or waiting state

• Look for any threads consuming excessive CPU or memory

• Check for any deadlocks or resource contention issues

• Analyze the stack traces to pinpoint the root cause of the slowness
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Q5. Do study about all web and app server and also respective logs
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Q1. Mix of coding, theory and design questions
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Common aptitude questions and coding rounds

Q1. General and depth DBMS, OS, OOPs knowledge
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Q2. From resume, projects, internships and skills
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Q1. How would u see yourself in 5 yrs?
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Q2. Few management questions and strengths and weakness and other related HR rounds questions.
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Q1. Builder design pattern in java
Ans. 
Builder design pattern is a creational design pattern used to construct complex objects step by step.
• Builder pattern separates the construction of a complex object from its representation.

• It allows the same construction process to create different representations of the object.

• Useful when there are multiple ways to construct an object or when the object creation process is complex.

• Example: StringBuilder in Java allows ...read more
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Q2. Docker, MQ series involved
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Q3. JOIN Query with country , emp name
Ans. 
JOIN query to retrieve country and employee name
• Use JOIN keyword to combine data from multiple tables

• Specify the columns to select from each table

• Use ON keyword to specify the relationship between the tables
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Q1. Wht is ur sal expectations
Ans. 
My salary expectations are based on my experience, skills, and the market rate for the position.
• Consider my years of experience in the industry

• Research the average salary range for similar positions in the market

• Factor in the cost of living in the location of the job

• Be open to negotiation based on the overall compensation package offered
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Q1. SCD, PDL Conduct>IT Basic partitioning scenarios
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Q1. Mostly Client round , technical questions
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Q1. Salary discussion and basic details
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Basic aptitude which is based on computer science skills

Q1. Basic coding questions
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