eBay interview questions

If you were to forecast the sales of one of the products for the Q1 of FY 2015 what would your approach be? SQL interview was very basic. They gave me 2 sample tables. Asked me to perform some basic roll ups, and calculate ranks of entries, by using ordered analytical functions.

Write a program in Java to assess a given string whether it complies with following patterns. Return true if a given string complies with these patterns else false. N = N1 + N2 N>= N1 >= N2 where N is the Nth element in the string or element at Nth position; N1 is the (N-1) element in the string & N2 is the (N-2) element in the string. Example 1: 224610 Elements in this string are 2, 2, 4, 6, 10. First Set: 2+2=4 (N2=2; N1=2 & N= 4); Second Set: 2+4=6 (N2=2; N1=4 & N=6); Third Set: 4+6=10 (N2=4; N1=6 & N= 10) Example 2: 1112233558 Elements in this string are 1, 11, 12, 23, 35, 58 Example 3: 1101102203 Elements in this string are 1, 101, 102, 203