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

Unix Commands Interview Questions

Questions Answers Views Company eMail

How to find the files that are accessed before 10 minutes?

Amazon,

5 15139

By using which command we can find the CPU utilization time?

Amazon,

7 16010

How to check whether some services are running in another server or not? Suppose i am currently in a server named A.I want to check whether some services are running in server B without logging into the server B.

Amazon, MBA, Syntel, TCS, Unisys,

3 16587

What is the output of : $ ps-e $ ps-a commands

IBM,

5 31806

Which is the command used to find out currently executing Process in UNIX?

Amazon,

6 12684

What is the protocol for PING command?

IBM,

1 7669

How many bits use for MAC address?

Google,

7 11150

what is the default signal kill in unix?

IBM,

8 16584

what is the difference between npar and vpar in HP-UX?

CSC,

1 14692

What is clustering in HP and how it's work?

HP,

1 5686

how to make IGNITE-BACKUP in HP-UX?

HP,

4 19408

what is Online(STM) and offline diagnostics in HP-UX?

HP,

2 8920

How to find and replace the below command?

HCL,

2 10214

How will you know who are the users logged in to the system before 15 minutes?

Amazon,

4 14943

How to open a Database using Unix Command Please Do Reply

Cognizant, CTS,

9 22824

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Un-Answered Questions { Unix Commands }

What is the use of tee command?

1169

How do I delete files from command prompt?

1227

Is it inbetween or in between?

1065

What is {} in find command?

1113

What is grep command in unix with examples?

1224

What are reported commands?

1134

How do you repeat a command in terminal?

1231

Which command is used to kill the last background job?

1337

What is the command to compare two files in unix?

1127

Which command is used to copy files?

1178

Explain ‘system calls’ with respect to unix commands?

1098

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

1223

Explain command to view process running?

1139

Enlist some filename manipulation commands in unix.

1162

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

1175

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