Tesco Senior Software Developer interview questions

Coding: 1. Write program which will be calculated score in Poker Game. 2. Modification on the string object (Logic case) Design: 1. Design infrastructure/software which allows redeem two kinds of coupons (coupon with amount, coupon which can be used more than one time) and avoid use this same coupon in this same time from different location. 2. How would you like to do deploy without having server down ? 3. How synchronize databases ? Discussion with Manager 1. General questions about your experience and what would you like to do in some cases ?

focusing more on threading and core java concepts along with web services.