First round is of multiple choice based contains of 20 question of programming
Second round is all about programming questions which is about 5 (1 is of linkedlist and all rest from basic and oops programming)
After that the final round is technical interview , it will be of more than 1 hour approximately
For clearing technical interview , you have a moderate knowledge of oops (inheritance , polymorphism ,classes ,objects , encapsulation , data abstraction , linkedlist(favourite topic of metacube) , stack , queue .
Final result will be declared in 15-20 days after technical interview .