Salam khaste nabashid.
Bebakhshid manzoor az sathe 1 dar dfd , hamoon sathe avvale avvale? yani yejurai sathe 0? chon gheir az in bashe ye sath ghablesh baiad bekeshim. mamnoon misham tozih bedin( soale 2 o 3 mishe)
Dar soale 4 , manzoor az conceptual data modeling chist?
mamnon
--Sina Moghaddam
Bachelor Student
Computer Engineering Department
Sharif University of Technology
Tehran, Iran