RenewBuy Linux System Administrator Interview Questions and Answers

Apti and coding

Q1. Questions on java a d sql
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Q1. Oops concept and c# basic questions for freshers and sql basics
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Q2. What is .net framework
Ans. 
.NET Framework is a software framework developed by Microsoft that provides a runtime environment for building and running applications.
• .NET Framework is a platform for developing and running applications on Windows.

• It includes a large library of pre-built code and a runtime environment for executing applications.

• It supports multiple programming languages such as C#, VB.NET, and F#.

• It provides features like memory mana...read more
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Q3. Stored procesure insert update syntax
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Q4. Oops questions inheritance constructors
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Q5. Joins in sql and types
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Joins in SQL are used to combine rows from two or more tables based on a related column between them.
• There are different types of joins in SQL: inner join, left join, right join, and full outer join.

• Inner join returns only the matching rows from both tables.

• Left join returns all the rows from the left table and the matching rows from the right table.

• Right join returns all the rows from the right table and the matching ...read more
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Basic coding only not to worry much

Q1. Tell me about ur self
Ans. 
I am a passionate software developer with experience in Java, Python, and web development.
• Experienced in Java, Python, and web development technologies

• Strong problem-solving skills

• Excellent team player with good communication skills
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Q2. What is ur projects
Ans. 
I have worked on various projects including a web-based inventory management system and a mobile app for tracking fitness goals.
• Developed a web-based inventory management system using React and Node.js

• Created a mobile app for tracking fitness goals using Flutter

• Implemented RESTful APIs for communication between frontend and backend systems
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Q1. What lib list ?
Ans. 
A list of libraries used in software development.
• Common libraries like React, Angular, jQuery

• Backend libraries like Express, Django, Spring

• Database libraries like Sequelize, SQLAlchemy, Hibernate
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Q2. What is Physical file
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A physical file is a file stored on a physical storage device, such as a hard drive or solid-state drive.
• Physical files are stored on physical storage devices like hard drives or SSDs.

• They can be accessed and manipulated by software applications.

• Examples include text documents, images, videos, and executable programs.
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Q1. What is batch job
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A batch job is a program that processes a large amount of data in a single run without user interaction.
• Batch jobs are typically scheduled to run at specific times, often during off-peak hours.

• They are commonly used for tasks such as data processing, report generation, and system maintenance.

• Examples of batch job tools include cron in Unix/Linux systems and Task Scheduler in Windows.
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Q2. What is interctive job
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An interactive job is a task or project that requires active participation and engagement from the user.
• Interactive jobs involve real-time feedback and communication between the user and the system.

• Examples include video games, online surveys, and interactive websites.

• Users have control over the outcome of the task based on their input and decisions.
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Normal nomerical qustion

Q1. Normal tell me your self
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Q1. Implement stack using two queue
Ans. 
Implement a stack using two queues
• Use two queues to simulate stack operations

• Push operation: Enqueue the element to queue1

• Pop operation: Dequeue all elements from queue1 to queue2, dequeue the last element from queue1, then swap the queues

• Top operation: Dequeue all elements from queue1 to queue2, dequeue the last element from queue1, then swap the queues without dequeuing the element

• Empty operation: Check if both queue
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Q2. Discuss your previous company projects
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Q3. Basic oops concept
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Questions on DSA and Algo

Q1. Low level design
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Q1. High level design
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