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Ebarrier
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Ebarrier
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Contents
1
Operating systems basic terms and introduction
1.1
Tasks of the kernel, operating system, RAM, processor etc
2
User management
2.1
What is authorization and authentication?
2.2
What is password salt and what is it used for?
3
Working with files and permissions
3.1
Explain the way why permissions are needed and how they are set for users
3.2
Explain special permissions
4
User environment
4.1
What are user environment variables used for? Name two reasons
5
Processes
5.1
How to stream data between processes
5.2
What are different type of processes (running, stopped, killed, zombie etc)
5.3
Different examples of how to benefit from sending signals between processes
6
Software management
6.1
Name various ways how to manage software in LInux
6.2
What are the pros and cons of Linux software management
6.3
What are software repositories?
6.4
What are libraries?
7
Filesystem hierarchy
7.1
Explain the hierarchy according to FHS
7.2
Name specific folder meanings and usage
8
Documentation
8.1
Best practices of a good documentation
8.2
Why should we document?
9
Security
9.1
List the different type of security breaches
9.2
What should the user/admin do to prevent the attack?
10
Partitioning and swap area
10.1
What are the primary, extended and logical partitions? What limitations are set with these partitions types?
10.2
When isn’t it a good idea to use swap area?
11
RAID and LVM technologies
11.1
Name main uses and features of both technologies
12
SAN, NAS and CAS technologies
12.1
Name main uses and features of all the technologies
13
Backup and recovery
13.1
Backup and recovery plans
14
Monitoring and log files
14.1
Active and passive monitoring
14.2
Types of alerts
14.3
Benefits of monitoring
14.4
Centralized logs
15
Ethical, social and personal aspects of working in IT field
15.1
Impostor syndrome, teamwork, burnout
Operating systems basic terms and introduction
Tasks of the kernel, operating system, RAM, processor etc
User management
What is authorization and authentication?
What is password salt and what is it used for?
Working with files and permissions
Explain the way why permissions are needed and how they are set for users
Explain special permissions
User environment
What are user environment variables used for? Name two reasons
Processes
How to stream data between processes
What are different type of processes (running, stopped, killed, zombie etc)
Different examples of how to benefit from sending signals between processes
Software management
Name various ways how to manage software in LInux
What are the pros and cons of Linux software management
What are software repositories?
What are libraries?
Filesystem hierarchy
Explain the hierarchy according to FHS
Name specific folder meanings and usage
Documentation
Best practices of a good documentation
Why should we document?
Security
List the different type of security breaches
What should the user/admin do to prevent the attack?
Partitioning and swap area
What are the primary, extended and logical partitions? What limitations are set with these partitions types?
When isn’t it a good idea to use swap area?
RAID and LVM technologies
Name main uses and features of both technologies
SAN, NAS and CAS technologies
Name main uses and features of all the technologies
Backup and recovery
Backup and recovery plans
Monitoring and log files
Active and passive monitoring
Types of alerts
Benefits of monitoring
Centralized logs
Ethical, social and personal aspects of working in IT field
Impostor syndrome, teamwork, burnout
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