diff --git a/sources/tech/20150309 15 Interview Questions on Linux 'ls ' Command--Part 1.md b/sources/tech/20150309 15 Interview Questions on Linux 'ls ' Command--Part 1.md
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--- a/sources/tech/20150309 15 Interview Questions on Linux 'ls ' Command--Part 1.md	
+++ b/sources/tech/20150309 15 Interview Questions on Linux 'ls ' Command--Part 1.md	
@@ -1,3 +1,5 @@
+theo-l translating
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 15 Interview Questions on Linux “ls” Command – Part 1
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 The listing command in UNIX and UNIX like operating System ‘ls‘ is one of the most basic and widely used utility in command-line. It is POSIX compliant utility available for GNU coreutils and BSD variants. The ‘ls’ command can be used with a variety of options to get desired results. This article aims at deep insight of file listing command in Linux with relevant examples.
@@ -184,4 +186,4 @@ via: http://www.tecmint.com/ls-command-interview-questions/
 
 [a]:http://www.tecmint.com/author/avishek/
 [1]:http://www.tecmint.com/ls-interview-questions/
-[2]:http://www.tecmint.com/15-basic-ls-command-examples-in-linux/
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+[2]:http://www.tecmint.com/15-basic-ls-command-examples-in-linux/