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Unix Commands Interview Questions
Questions Answers Views Company eMail

how to delete entire records in unix ?

Cap Gemini,

13 22929

hw will u use awk in replacing cahrs and files

 2719

How to see unused port number in Solaris?

HCL,

2 11639

What is the difference between udp and tcp?

HCL, TCS,

2 9467

their is a file1,file2 and i want to append file1 data to file2?

IBM,

9 12089

what is the default permission for /etc/shadow file in UNIX

Wipro,

2 8546

why metadb requires a seperate slice to create Solaris volume manager

Wipro,

2544

which script will invoke first ,when /etc/init.d starts

 1 5373

What is the command to check ports active in UNIX?

Accenture, IBM,

4 11658

what these two commands prints "echo test","cat test"?

TCS, Wipro,

6 14397

How to get the last ten lines of a file using awk utility?

Infosys,

1 7619

How to add content of one file into another file at the beginning

 12 14636

how to check a file system type

Wipro,

7 12305

How to replace the exact word in vi editor?? suppose a file contains words like amaze,amazed,amazement in some of the line.But i want to replace only 'amaze' with delight but don't wanna replace amazed or amazement. thanks

Polaris, Tech Mahindra,

6 10649

What does mkdir up2date; touch outdated up2date do?

 2 5676

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Un-Answered Questions { Unix Commands }

What is a bash command?

618

What are some command words?

549

What is ctrl d?

586

What is the use of find command in unix?

570

Using unix command how to display no of records in oracle?

598




How do you repeat a command in terminal?

585

What does pipe () return?

583

Why is grep called grep?

767

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

569

Name the general commands in using unix os for a beginner?

613

What are the commands in UNIX to list the files in a Directory?

605

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

533

Explain ‘library functions’ with respect to unix commands?

594

How does the system know where one command ends and another begins?

1562

What does the metacharacter mean?

604

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