11. May I help you? (Dr. Version Control System )
12. Single User development #include<stdio.h> Int main() { int a; int b; } File.c #include<stdio.h> Int main() { int a; } File.c Yesterday Today - Morning Version-1 Version-2 Version-3 #include<stdio.h> Int main() { int a; int b; } File.c Today - Evening
13. Multi User development (Development in individual copy) User-1 User-2 User-3 W orking copy - 1 of Repository Server (Main Repository) W orking copy - 2 of Repository W orking copy - 3 of Repository Commit to repository First Time checkout from server repository Update from repository
14. File management in Repository Version-1 Version-2 Version-3 Version-4 User : user-1 Date : 24-10- 2007 Time :11:00:12 User : user-2 Date : 24-10- 2007 Time :11:00:12 User : user-1 Date : 24-10- 2007 Time :11:00:12 User : user-3 Date : 24-10- 2007 Time :1200:12 User : user-2 Date : 24-10- 2007 Time :12:00:12 User : user-1 Date : 24-10- 2007 Time :11:00:12 User : user-2 Date : 24-10- 2007 Time :11:00:12 User : user-3 Date : 24-10- 2007 Time :11:00:12 User : user-1 Date : 24-10- 2007 Time :11:00:12 User : user-1 Date : 24-10- 2007 Time :11:00:12 User : user-2 Date : 24-10- 2007 Time :11:00:12 User : user-3 Date : 24-10- 2007 Time :11:00:12