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Unix Interview Questions
Questions Answers Views Company eMail

Which command should you use to find the remaining disk space in unix server?

 697

What is the behavioural difference between cmp and diff commands?

 667

What is “chmod” command?

 559

Which command is used to find whether the system is 32 bit or 64 bit?

 625

Which unix command lists files/folders in alphabetical order?

 610

Name the various commands that are used for the user information in unix.

 534

Can you explain a little bit about command substitution?

 597

Describe the zip/unzip command using gzip.

 604

Explain the terms ‘system calls’ and ‘library functions’ with respect to unix commands?

 630

Explain ‘library functions’ with respect to unix commands?

 596

Can you write a command to erase all files in the current directory including all its sub-directories?

 1 903

What is the command to find hidden files in the current directory?

 571

What is the unix command to confirm a remote host is alive or not?

 572

What do chmod, chown, chgrp commands do?

 624

What is the command to find maximum memory taking process on the server?

 662

Un-Answered Questions { Unix }

Explain what are the main families of threads?

566

Explain the different kinds of threads?

604

How to check the date in unix?

535

What are special characters in unix?

464

Is unix os free?

495




Can you explain what does the kernel do?

504

Name the unix command to find how many days the server has been up.

593

What is delayed write in unix?

485

How to find out what processes are running in the background in unix?

552

What is unix for?

512

Explain the architectural differences between user-space threads, and kernel-supported threads?

510

Explain the system calls used for process management?

540

Is windows unix?

481

What is “chmod” command?

559

What are some command words?

552

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