BNP Paribas India Solutions Linux System Administrator Interview Questions and Answers

Q1. Basic Linux questions
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Q1. Questioning with senior technical
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Q1. Linux how it works and all about linux
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Q2. About file system and selinux and sql
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Q1. Linux boot process
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Q2. How to create LVM
Ans. 
LVM (Logical Volume Management) allows for flexible disk space allocation by creating logical volumes from physical volumes.
• Create physical volumes using pvcreate command

• Create volume group using vgcreate command

• Create logical volume using lvcreate command

• Format the logical volume with a filesystem using mkfs command

• Mount the logical volume to a directory using mount command
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Medium level question where asked in this round.

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

Q1. Capacity planning
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Q1. Check my language skills?
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Q2. What is OSI layer with examples?
Ans. 
OSI (Open Systems Interconnection) model is a conceptual model that characterizes and standardizes the communication functions of a telecommunication or computing system.
• OSI model has 7 layers, each layer has a specific function and communicates with the layer above and below it.

• Examples of OSI layers are: Physical layer (transmitting bits over a medium), Data link layer (framing data into packets), Network layer (rout...read more
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Q3. What are CMD commands usually used?
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CMD commands are used for various tasks like managing files, network settings, system configurations, and more.
• CMD commands are used to navigate and manage files and directories on a computer.

• They can be used to configure network settings and troubleshoot network issues.

• CMD commands can also be used to manage system configurations and services.

• Some commonly used CMD commands include dir, cd, ipconfig, ping, netstat, an
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Aptitude TesT - logically things, IQ level

Given one topic. Need to discussion. And Debet

Q1. Technically Question
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Q2. Topology, Network, IP address, Sub net mast, Java, DBA, C , C++
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Q1. Overall about your self
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Q1. What is thread pool and how to manage it?
Ans. 
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?
Ans. 
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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