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Placement Paper - May 2008 by Amdocs

Details of Placement Paper - May 2008 by Amdocs conducted by Amdocs for job interview.
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I have given amdocs paper on May2008.

Find some questions below

1.stdin The standard input - le descriptor 0.
stdout The standard output - le descriptor 1.
stderr The standard error - le descriptor 2.

2. Constructor sequence
function overloading

SQL
Truncate
Data dictionary
Committ
Savepoint
Rollback
Foriegn key
Joins
Union

http://www.w3int.com/Database/interview_questions.asp?topic=SQL&mcat=Database -----useful for SQL

Unix
tee
background &
umask, mask
if will write cd on console it will move to parent, home or which directory
which cmd will not create empty file----some option like touch , cat >, cat