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What is the difference between User ID and GUID (Group UserID)

August 27, 2010 by bigboss · Comments Off
Filed under: Shell Scripting Interview Questions, Unix Scripting Interview Questions 

User ID and Group ID. They are used for a first-cut security in Unix systems, in that files and programs can be restricted to certain groups, or to certain users.  Groups are kept in the /etc/group file, users and the group they belong to are kept in the /etc/passwd file.

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What Javascript datatypes have you used?

August 27, 2010 by bigboss · Comments Off
Filed under: Javascript Interview Questions 

Javascript datatypes : Number, String, Boolean, Function, Object, Null, Undefined.

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