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

Unix Commands Interview Questions

Questions Answers Views Company eMail

Can you explain a little bit about command substitution?

1118

Describe the zip/unzip command using gzip.

1163

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

1223

Explain ‘library functions’ with respect to unix commands?

1176

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

1 1667

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

1193

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

1221

What do chmod, chown, chgrp commands do?

1294

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

1225

Explain mount and unmount command.

1228

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

1176

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

1169

Explain how to use grep command to list find the records of a file containing 10 different strings?

1076

What is the comma to display different lines that are found when compare two files?

1164

What is the comma to show the space allocation of files?

1095

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Un-Answered Questions { Unix Commands }

Is grep faster than awk?

1047

What is {} in find command?

1114

Are you in or at the office?

1127

How do I run a whois command?

1156

What command will change your prompt to myprompt?

1334

What is .sh file?

1193

Write a command that will display files in the current directory, in a colored, long format.

1233

What is ‘ps’ command for?

1188

What does grep v do?

1060

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

1169

Is ‘du’ a command? If so, what is its use?

1155

What is the function of grep command in unix?

1187

Explain ‘library functions’ with respect to unix commands?

1176

Explain ‘system calls’ with respect to unix commands?

1099

Can you enlist some commonly used network commands?

1121

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