Dec-2009 Paper 3 based on memory

These are 5 marks questions-
Q1-Q5 were questions on UML diagram.
Q-6)implement AB'+C'D using NAND AND NOR Gates.
Q-7)Write an assembly language program for a+b*c/d
Q-8)Write a recursive function in C for reversing an integer digit.
Q-9)What are the advantages of fragmentation and replication?What are the types of fragmentation?
Q-10)Write time line for round robin scheduling.
Q-11)What is software reliability?
Q-12)DDA algorithm in graphics
Q-13)Aspect ratio etc in graphics