Perl Interview questions and Answers
What is Perl one-liner? There are two ways a Perl script can be run: a)from a command line, called one-liner, that means you type and execute immediately on the command line. You'll need the -e option...
View ArticleLinux Commands for Administrator
su: Acquiring Superuser Status # su :- Acquire Superuser after entering password but home directory does not change # su – l :– Acquire Superuser access after password but home directory change to...
View ArticleLinux Commands for User
General Commands Not Used Frequently cal – The Calender bc – The Calculator file – knowing the file types cmp – Comparing two files. comm – Common in two files dos2unix and unix2dos – Converting...
View ArticleInterview Questions on Git, Github and Gitlab
What is GIT? What is a repository in GIT? What is the command you can use to write a commit message? What is the difference between GIT and SVN and other CM systems? Answers - Cheap Local Branching...
View ArticleInterview Questions and Answers of Jenkins
What is continuous integration? Jenkins Continuous integration API features? Advantages of jenkins? Jenkins plugins? Requirements for using Jenkins? Installing Jenkins on Ubuntu and RHEL? Process to...
View ArticleApache Ant Interview Questions and Answers
Explain the concepts and capabilities of ANT? Explain how to start to use Ant and provide a "Hello World" ant script? Explain how to set classpath in ant? How does ant read properties? How to set my...
View ArticleInterview questions and Answers in SVN (Subversion)
What is SVN? What is "branch" , "Tag" and "Trunk" in SVN ? what do you mean by "Synchronizing with Repository" ? How is it different from "Update" ? Difference between Update and Commit ? How to apply...
View ArticleInterview Questions and Answer for Perforce Version Control Tool
Some of the perforce commands which is not commonly used but useful. p4 annotate - Print file lines along with their revisions. e.g p4 annotate file.c How to ignore files/folder in perforce...
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If a linux-build-server suddenly starts getting slow, what would you check?
If a linux-build-server suddenly starts getting slow, I would divide my approach / troubleshooting into 3 section as follows; 1. System Level troubleshooting a. RAM related issues b. Disk Space...
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chef configuration management interview questions and answers
Source - learn.chef.io What is a resource? Answer- A resource represents a piece of infrastructure and its desired state, such as a package that should be installed, a service that should be running,...
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