Specbee Software Developer interview questions

1) 1 2 2 3 3 3 4 4 4 4 print this pattern 2) file program to delete the specified line from file. 3) a[]={3,5,6,7,2,1,9,4,2} print the pairs making sum = 10 with out repetition. like (3,7)(2,8)(1,9) etc

1) Polymorphism 2)Interface 3) DDL Command 4) Order by and Group by in SQL 5)Right Outer Join 6) Sort the array in descending order 7) Merge two array in one sorted array