Orange Business System Software Engineer Interview Questions and Answers

Q1. Tech round of interview
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Q1. Technical rpund of interview
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Q1. General abou project details
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Q1. TELL ME ABOUT YOURSELF.
Ans. 
Experienced System Administrator with strong troubleshooting skills and a passion for technology.
• Over 5 years of experience managing and maintaining IT systems

• Proficient in Windows and Linux server administration

• Skilled in network configuration and security protocols

• Certified in Cisco networking and Microsoft server technologies
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Q1. Related to process
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Q2. Technology used in previous company
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At my previous company, we used a variety of technologies including AWS, Docker, Kubernetes, Jenkins, and Ansible.
• AWS (Amazon Web Services) for cloud computing services

• Docker for containerization of applications

• Kubernetes for container orchestration

• Jenkins for continuous integration and continuous deployment

• Ansible for automation of IT tasks
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Q1. Its all about the wintel technology.
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Q2. How domain migration work.
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Domain migration involves transferring data, applications, and infrastructure from one domain to another.
• Assess current domain setup and requirements for new domain

• Plan migration strategy including timeline and resources

• Backup data and applications to prevent loss

• Test migration process in a controlled environment

• Execute migration with minimal downtime and disruptions

• Verify data integrity and functionality post-migratio...read more
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Q3. How you troubalshoot AD issue
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To troubleshoot AD issues, I analyze logs, check network connectivity, verify DNS settings, and test user authentication.
• Analyze event logs for any errors or warnings related to Active Directory

• Check network connectivity between the domain controller and client machines

• Verify DNS settings to ensure proper resolution of domain controller names

• Test user authentication by logging in with different user accounts
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Medium level question where asked in this round.

1 medium 1 hard question and had a good structured question.

Q1. Explain the boot process of Linux?
Ans. 
The boot process of Linux involves several stages, including BIOS/UEFI, bootloader, kernel initialization, and system initialization.
• The boot process starts with the BIOS/UEFI firmware, which performs a Power-On Self-Test (POST) and initializes hardware.

• The bootloader (e.g., GRUB) is then loaded, which allows the user to choose the operating system and loads the kernel into memory.

• The kernel initializes essential compo...read more
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Q2. Basic command,system monitoring commands,ansible related questions,LVM concept,firewall, networks related questions
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Resoning, time distance, relationships , coding decoding

Dynamic programming
bubble sort
prime number

Q1. Basics on java, project related questions
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Q2. OOPS Concept, differences between c and java
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OOPS is a programming paradigm. C is a procedural language while Java is an object-oriented language.
• OOPS stands for Object-Oriented Programming System

• C is a procedural language while Java is an object-oriented language

• C does not support inheritance while Java supports inheritance

• Java has automatic garbage collection while C does not

• Java has a built-in exception handling mechanism while C does not
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Q1. What is thread pool and how to manage it?
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Thread pool is a collection of threads that are used to execute tasks concurrently. It helps in reducing the overhead of thread creation.
• Thread pool manages a fixed number of threads and assigns tasks to them as they become available.

• It helps in improving the performance of applications by reducing the time taken to create and destroy threads.

• Thread pool can be managed using various parameters such as the size of the t...read more
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Q2. What is thread life cycle?
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Thread life cycle refers to the various stages a thread goes through during its execution.
• Thread is created

• Thread is started

• Thread is running

• Thread is blocked

• Thread is terminated
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