Unix Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Unix Interview Questions

Questions Answers Views Company eMail

Explain what is inode?

539

How do we change file access permissions?

530

Explain how do we change file access permissions?

499

Explain how do you create special files like named pipes and device files?

527

How would you identify daemons in unix?

536

How to give execute permission for a file in unix?

493

What is Process id in unix?

551

What is Thread dump in unix?

569

How to null a file in unix?

627

How to find a file in unix?

539

What happens when we execute a unix command?

594

How to write the program on full-duplex communication on bidirectional(e.g using two pipes)?

582

Please describe the initial process sequence while the system boots up?

571

What is the condition required for dead lock in unix system?

548

Max relax-able permission value with out giving write permission to others?

566

Un-Answered Questions { Unix }

Is it possible to restrict incoming message?

565

What is fork()?

597

Explain linking across directories?

532

How to remove the first line/header from a file in Unix?

547

Explain c program to implement the unix or linux command to implement ls -l >output.txt?

446

Explain how do you execute one program from within another?

529

Is android unix based?

579

Why is grep called grep?

773

Why was unix created?

500

What is grep|sort give example?

515

What is alias mechanism? Explain.

548

Is unix a kernel?

505

What command will change your prompt to myprompt?

696

How to display no of records in oracle using unix command?

587

What does this command do? Cat food 1 > kitty

974

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