YAHOO PLACEMENT PAPER ON 23rd JULY AT ANNA UNIVERSITY

Yahoo Selection Procedure and Paper Pattern:
 Written test.
 Technical interview 1
 Technical interview 2
 Programming
 HR interview

Yahoo Written Test:
In the written test, the following languages and technical topics were covered:
C
C++
SQL
Regular Expression
Unix commands
Data structures(trees,graphs) 

Yahoo Technical Tech Interview Topics:
The main things you must know for Yahoo are:
Unix commands – they ask basic commands in unix..
C is an important topic in these types of placement papers. So you must be very comfortable with C langauge programs and instructions.
C++ is also given a lot of importance.
Next is perl. If you know it, its a bonus advantage for you.
Hashing.  These were the main topics in the Yahoo india company employment test.

Some algorithm questions asked in Yahoo test:
 strcat()
 how to count the no of bits set in an no. he asked me give a solution in O(1).
 how to delete the node in the linked list. Assign a pointer to that node?
 Two integers a, b are given. How will you divde a/b without using /,% operator. (Its not by repeated subtraction) 

Yahoo programming round:
Asked to implement the dictionary datastucture with features
 autocorrect
 autocomplete
 spellcheck

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