Top 50 Unix Interview Questions and Answers by Knowledge Powerhouse

Author:Knowledge Powerhouse
Language: eng
Format: azw3, epub, pdf
Publisher: UNKNOWN
Published: 2016-12-10T08:00:00+00:00

In batch mode commands are separated by semi colon.

% command1; command2

In concurrent mode we separate commands by & symbol.

% command1 & command2

21. How will you search for a name in Unix files?

We can use grep command to search for a name or any text in a Unix file.

Grep stands for Globally search a Regular Expression and Print.

Grep command can search for a text in one file as well as multiple files.

We can also specify the text to be searched in regular expression pattern.

% grep ^z *.txt

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