247 interview questions for System Administrator (2025)

Hard

8 votes412 runs0 comment

How to enable Azure AD Authentication in a hosted Application

DevOps

azure

authentication

Anonymous authorat Feb 8, 2022

Easy

7 votes1011 runs0 comment

List running processes.

DevOps

linux

processes

Kevin Lefevreat Sep 19, 2022

Hard

6 votes989 runs1 comment

Configure the /etc/resolv.conf file to use the following nameservers: 10.1.1.1, 10.2.2.2, 10.3.3.3.

DevOps

linux

resolver

Kevin Lefevreat Jan 2, 2024

Easy

6 votes392 runs0 comment

Where does `kubectl` command store its configuration file ?

DevOps

Kubernetes

Raymondat Feb 2, 2024

Hard

5 votes1033 runs1 comment

How to create a snapshot of a logical volume in Linux

DevOps

logical volume

snapshot

Kevin Lefevreat Nov 27, 2021

Medium

5 votes265 runs0 comment

What is the name of the cloud init service?

DevOps

cloud-init

Kevin Lefevreat Nov 11, 2021

Hard

4 votes1000 runs0 comment

What are the parameters passed to the kernel at boot time?

DevOps

kernel

parameters

Kevin Lefevreat Nov 27, 2021

Expert

4 votes565 runs0 comment

Private cloud is a cloud computing environment that is operated solely for a single organization

DevOps

cloud

Kevin Lefevreat Apr 3, 2023

Easy

4 votes394 runs1 comment

How to configure storage for stateful applications in Kubernetes?

DevOps

Kubernetes

Raymondat Feb 9, 2024

Easy

4 votes351 runs

1 comment

Planning the necessary resources (CPU, RAM, storage) for the new VM.,Selecting the operating system for the new VM.,Choosing a name for the new VM.

DevOps

Virtual machines

virtualization

vm

planning

Elyes Zaagat Nov 3, 2023

Easy

3 votes1001 runs0 comment

Change file mode bits.

DevOps

chmod

file

Kevin Lefevreat Nov 27, 2021

Hard

3 votes990 runs0 comment

What does the `-p` option do in `passwd` command?

DevOps

linux

password

Kevin Lefevreat Mar 6, 2023

Expert

3 votes547 runs0 comment

How many instances are running in each zone? A : 6 instances, B : 6 instances, C : 0 instances,A : 3 instances, B : 3 instances, C : 3 instances

DevOps

cloud

instances

Kevin Lefevreat Nov 23, 2021

Hard

3 votes353 runs1 comment

Kubernetes hierarchy : what is inside what ?

DevOps

Kubernetes

Dragon parfaitat Feb 9, 2024

Hard

3 votes344 runs0 comment

Routing between and within a virtual network in Azure

DevOps

routing

virtual network

Anonymous authorat Feb 8, 2022

Medium

2 votes1048 runs0 comment

Where is the shadow file located in a Linux system?

DevOps

linux

file

Kevin Lefevreat Nov 27, 2021

Hard

2 votes1009 runs0 comment

What is the default number of processes in a Linux system?

DevOps

linux

command

Kevin Lefevreat Dec 2, 2021

Hard

2 votes996 runs1 comment

Change file permission of /home/strawberry/.ssh/authorized_keys to 600,Change file permission of /home/strawberry/ to 755

DevOps

linux

file permissions

Clément Devos (W3D Team)at Nov 27, 2021

Hard

2 votes979 runs0 comment

What is the default configuration for a Linux system?

DevOps

linux

active-active

Kevin Lefevreat Nov 27, 2021

Medium

2 votes564 runs0 comment

How to access a cloud service?

DevOps

api

interface

Kevin Lefevreat Nov 23, 2021

247 interview questionsfor System Administrator (2025)

Test your technical skills before an interview of System Administrator with 247 corrected questions. Beginner, Intermediate or Expert level.

How to enable Azure AD Authentication in a hosted Application

List running processes.

Configure the /etc/resolv.conf file to use the following nameservers: 10.1.1.1, 10.2.2.2, 10.3.3.3.

Where does `kubectl` command store its configuration file ?

How to create a snapshot of a logical volume in Linux

What is the name of the cloud init service?

What are the parameters passed to the kernel at boot time?

Private cloud is a cloud computing environment that is operated solely for a single organization

How to configure storage for stateful applications in Kubernetes?

Planning the necessary resources (CPU, RAM, storage) for the new VM.,Selecting the operating system for the new VM.,Choosing a name for the new VM.

Change file mode bits.

What does the `-p` option do in `passwd` command?

How many instances are running in each zone? A : 6 instances, B : 6 instances, C : 0 instances,A : 3 instances, B : 3 instances, C : 3 instances

Kubernetes hierarchy : what is inside what ?

Routing between and within a virtual network in Azure

Where is the shadow file located in a Linux system?

What is the default number of processes in a Linux system?

Change file permission of /home/strawberry/.ssh/authorized_keys to 600,Change file permission of /home/strawberry/ to 755

What is the default configuration for a Linux system?

How to access a cloud service?

247 interview questionsfor System Administrator (2025)

Test your technical skills before an interview of System Administrator with 247 corrected questions. Beginner, Intermediate or Expert level.

How to enable Azure AD Authentication in a hosted Application

List running processes.

Configure the /etc/resolv.conf file to use the following nameservers: 10.1.1.1, 10.2.2.2, 10.3.3.3.

Where does `kubectl` command store its **configuration file** ?

How to create a snapshot of a logical volume in Linux

What is the name of the cloud init service?

What are the parameters passed to the kernel at boot time?

Private cloud is a cloud computing environment that is operated solely for a single organization

How to configure storage for stateful applications in Kubernetes?

Planning the necessary resources (CPU, RAM, storage) for the new VM.,Selecting the operating system for the new VM.,Choosing a name for the new VM.

Change file mode bits.

What does the `-p` option do in `passwd` command?

How many instances are running in each zone? A : 6 instances, B : 6 instances, C : 0 instances,A : 3 instances, B : 3 instances, C : 3 instances

Kubernetes hierarchy : what is inside what ?

Routing between and within a virtual network in Azure

Where is the shadow file located in a Linux system?

What is the default number of processes in a Linux system?

Change file permission of /home/strawberry/.ssh/authorized_keys to 600,Change file permission of /home/strawberry/ to 755

What is the default configuration for a Linux system?

How to access a cloud service?

Where does `kubectl` command store its configuration file ?