Paper sara handout se tha files me se kuch ni tha aya concept base mcqs the sare questions me statements thi aur btana tha ke valid hai ya invalid... Overlapping, disjoint is me se the short question Long question me union find krna tha aur 1 me table tha to data level btane the Entity Attribute Student data Student data type Data item In 5 ko btana tha ye kon se data level me exist krte hai