Alchemy Techsol India Linux System Administrator Interview Questions and Answers

Aptitude and reasoning

Q1. How to configure vpn
Ans. 
To configure a VPN, you need to set up a VPN server, create user accounts, configure client devices, and establish secure connections.
• Set up a VPN server using software like OpenVPN or Windows Server

• Create user accounts with unique credentials for accessing the VPN

• Configure client devices to connect to the VPN server using the provided credentials

• Establish secure connections by encrypting data transmitted over the VPN
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Q2. System slowness how to resolve
Ans. 
To resolve system slowness, check for hardware issues, optimize software, update drivers, and monitor resource usage.
• Check for hardware issues such as low memory or CPU usage

• Optimize software by removing unnecessary programs or services

• Update drivers for hardware components

• Monitor resource usage to identify bottlenecks
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There where two paper one was of maths and second paper was of engligh.

There where ten person in one GD, topic was provided us by them.

Q1. It was technical interview. They have asked about our project in our resume. After that they asked questions on based of that project.
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Q1. Citrix Cloud Implementation Live handled Issues Day to day Ops challenge
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Q1. Formal Introduction Past experience and domain handled
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Q1. Explain sticky bit example
Ans. 
Sticky bit is a permission set on a directory to allow only the owner to delete or rename files within that directory.
• Sticky bit is represented by a 't' at the end of the permission string for a directory.

• It is commonly used on directories like /tmp to prevent users from deleting each other's files.

• Example: chmod +t /tmp
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Q2. /tmp is an example
Ans. 
The /tmp directory is a temporary directory used for storing temporary files in Unix-like operating systems.
• Used for storing temporary files

• Files in /tmp are typically deleted upon system reboot

• Should not be used for storing important data
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Q1. Based on our work
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Q2. Tell me about yourself
Ans. 
Experienced System Administrator with a passion for problem-solving and optimizing IT infrastructure.
• Over 5 years of experience in managing and maintaining IT systems

• Skilled in troubleshooting hardware and software issues

• Proficient in network administration and security protocols

• Certified in Microsoft and Cisco technologies

• Strong communication and teamwork skills
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Q1. Salary requirements
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Q2. Flexible working
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