Machine learning Interview Questions Machine learning Interview Questions 1. What...
Read More1) Explain what DevOps is?
It is a newly emerging term in the IT field, which is nothing but a practice that emphasizes the collaboration and communication of both software developers and deployment(operations) team. It focuses on delivering software product faster and lowering the failure rate of releases.
2) Mention what the key aspects or principle behind DevOps are?
The key aspects or principle behind DevOps is
3) What are the core operations of DevOps with application development and with infrastructure?
The core operations of DevOps are
4) Explain how “Infrastructure code” is processed or executed in AWS?
In AWS,
5) Explain which scripting language is most important for a DevOps engineer?
A simpler scripting language will be better for a DevOps engineer. Python seems to be very popular.
6) Explain how DevOps is helpful to developers?
DevOps can be helpful to developers to fix the bug and implement new features quickly. It also helps for clearer communication between the team members.
7) List out some popular tools for DevOps?
Some of the popular tools for DevOps are
8) Mention at what instance have you used the SSH?
I have used SSH to log into a remote machine and work on the command line. Beside this, I have also used it to tunnel into the system in order to facilitate secure encrypted communications between two untrusted hosts over an insecure network.
9) Explain how you would handle revision (version) control?
My approach to handling revision control would be to post the code on SourceForge or GitHub so everyone can view it. Also, I will post the checklist from the last revision to make sure that any unsolved issues are resolved.
10) What are the types of Http requests?
The types of Http requests are
11) Explain what you would check If a Linux-build-server suddenly starts getting slow?
If a Linux-build-server suddenly starts getting slow, you will check for the following three things
RAM related issues, Disk I/O read-write issues, Disk Space related Issues, etc.
Check for Application log file OR application server log file, system performance issues, Web Server Log — check HTTP, tomcat lo, jboss, or WebLogic logs to see if the application server response/receive time is the issues for slowness, Memory Leak of any application
Antivirus related issues, Firewall related issues, Network issues, SMTP server response time issues, etc.
12) What are the key components of DevOps?
The most important components of DevOps are:
13) Name a few cloud platform which are used for DevOps Implementation
Popular Cloud computing platform used for DevOps implementation are:
14) Give some benefits of using Version Control system
The version Control system allows team members to work freely on any file at any time.
All the past versions and variants are closely packed up inside the VCS.
A distributed VCS like helps you to store the complete history of the project so in case of a breakdown in the central server you can use your team member’s local Git repository.
Allows you to see what exact changes are made in the file’s content
15) Explain Git Bisect
Git bisect helps you to find the commit which introduced a bug using binary search.
16) What is the build?
A build is a method in which the source code is put together to check whether it works as a single unit. In the build creation process, the source code will undergo compilation, inspection, testing, and deployment.
17) What is Puppet?
Puppet is a useful project management tool. It helps you to automate administration tasks.
18) Explain two-factor authentication
Two-factor authentication is a security method in which the user provides two ways of identification from separate categories.
19) Explain the term ‘Canary Release’.
A canary release is a pattern which reduces the risk of introducing a new version software into the production environment. It is done by making it available in a controlled manner to a subset of the user. Before making it available to the complete user set.
20) What types of testing is important to ensure that new service is ready for production?
You need to conduct continuous testing to ensure that the new service is ready for production.
21) What is Vagrant?
A vagrant is a tool which can create and manage virtualized environments for testing and developing software.
22) What is the use of PTR in DNS?
Pointer record which is also known as (PTR) is used for reverse DNS lookup.
23) What is Chef?
It is a powerful automation platform which transforms infrastructure into code. In this tool, you can use write scripts that are used to automate processes.
24) What are the prerequisites for the implementation of DevOps?
Following are the useful prerequisites for DevOps Implementation:
25) Name some best practices which should be followed for DevOps success.
Here, are essential best practices for DevOps implementation:
26) Explain SubGIt tool
SubGit helps you to migrate SVN to Git. It also allows you to build a writable Git mirror of a local or remote Subversion repository.
27) Name some important network monitoring tools
Some most prominent network monitoring tools are:
28) Whether your video card can run Unity how would you know?
When you use a command
/usr/lib/Linux/unity_support_test-p
it will give detailed output about Unity’s requirements, and if they are met, then your video card can run unity.
29) Explain how to enable startup sound in Ubuntu?
To enable startup sound
/usr/bin/canberra-gtk-play—id= "desktop-login"—description= "play login sound"
You can also open it with shortcut key Ctrl+Alt+T.
30) What is the quickest way to open an Ubuntu terminal in a particular directory?
To open an Ubuntu terminal in a particular directory, you can use custom keyboard short cut.
To do that, in the command field of a new custom keyboard, type genome — terminal — — working — directory = /path/to/dir.
Machine learning Interview Questions Machine learning Interview Questions 1. What...
Read MoreArtificial Intelligence Interview Questions Artificial Intelligence Interview Questions 1. What...
Read MoreWhatsApp us