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?

1112

Describe the zip/unzip command using gzip.

1155

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

1217

Explain ‘library functions’ with respect to unix commands?

1170

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

1 1650

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

1192

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

1213

What do chmod, chown, chgrp commands do?

1283

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

1207

Explain mount and unmount command.

1212

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

1169

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

1156

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

1067

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

1152

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

1084

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Un-Answered Questions { Unix Commands }

What does this command do? Cat food 1 > kitty

1581

Enumerate some of the most commonly used network commands in unix?

1162

What is the difference between cat and more command?

1292

Describe the zip/unzip command using gzip.

1155

Explain mount and unmount command.

1212

How do I search a whole word in vim?

1176

Why is it called grep?

1026

What is grep short for?

1046

What happens when we execute a unix command?

1136

What's a command word?

1171

What is grep in bash?

1060

Is command prompt unix?

1151

What does grep v do?

1050

What are the differences among a system call, a library function, and a unix command?

1217

Explain command to show the space allocation of files?

1120

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