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Linux Interview Questions & Answers

Below we have listed all the Linux Interview Questions and answers. Feel free to comment on any Linux Interview Questions or answer by the comment feature available on the page.

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Linux Interview Questions & Answers

Linux is, in simplest terms, an operating system. It is the software on a computer that enables applications and the computer operator to access the devices on the computer to perform desired functions. The operating system (OS) relays instructions from an application to, for instance, the computer's processor. Linux (often pronounced LIH-nuhks with a short "i") is a Unix-like operating system that was designed to provide personal computer users a free or very low-cost operating system comparable to traditional and usually more expensive Unix systems.

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Question
Rating
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You need to see the last fifteen lines of the files dog, cat and horse. What command should you use?
4.0 Rating
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To display a list of all manual pages containing the keyword "date", what command would you type?
3.8 Rating
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Who owns the data dictionary?
3.9 Rating
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Which of the following interprets your actions when typing at the command line for the operating system? Choose One

a. Utility
b. Application
c. Shell
d. Command
4.5 Rating
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What daemon is responsible for tracking events on your system?
4.0 Rating
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When typing at the command line, the default editor is the _____________ library.
4.2 Rating
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What command is used to remove the password assigned to a group?
4.2 Rating
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What is the minimum number of partitions you need to install Linux?
What command can you use to review boot messages?
3.6 Rating
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What is difference between user right and user permission?
3.5 Rating
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What command you execute to display the last five commands you have entered?
Which partitions might you create on mail server HDDs other than the root, swap and boot partitions?
Which partitioning tool is available in all distributions?
Which two commands can you use to delete directories?
Which file defines all users on your system?
3.6 Rating
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Which file defines all users on your system?

Choose one:
a. /etc/passwd
b. /etc/users
c. /etc/password
d. /etc/user.conf
4.1 Rating
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Describe the boot process of your favorite Linux in as much detail as you can.
3.8 Rating
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Which daemon controls the network service -> POP3 mail service?

A) inetd
B) pop3d
C) maild
D) nntpd
E) pmaild
3.3 Rating
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What command would you type to use the cpio to create a backup called backup.cpio of all the users' home directories? _____________
3.0 Rating
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What is difference between AT and CRON?
3.0 Rating
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What is contained in the directory /proc?
Choose one:

a. System information
b. Administrative procedures
c. Boot procedures
d. Documentation on your system
4.0 Rating
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Bob Armstrong, who has a username of boba, calls to tell you he forgot his password. What command should you use to reset his command?
4.9 Rating
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What command can you use to review boot messages?
3.7 Rating
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How can u schedule a job using cron for 20 secs?
4.8 Rating
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Send some linux interview questions?
4.6 Rating
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