They are recruiting for ASIC....there were 8 questions....50 marks....first 7 questions were from digital electronics....1)Match the following:based on clock skew....poles and zeros..IIR FIR filter2)was simple....implementation of an expression using MUX3)Had to find the max. freq. of a ckt....with skew,setup and hold time given4)Draw the state diagram for a divide by 5 ckt....Find the no. of states...Generalize it for divide by N...Ans.there are N-1 states5)One question where in the areas occupied by multiplier,MUX and registers were given and question was to modify it such that the area in minimised.6)One algo to store an error report from 3 files into 1 file....only the data from specified fields in each file to be stored in the destination file.7)Don't remember8)An apptitude qn....100 doors....1 st time u open doors with nos-multiples of 1...then close doors with multiples of 2...then open---3....repeat till 100...ANS...Doors with nos.1,4,9,16,25,36,49,64,81,100 are open-all square nos.