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OCR: Object- Oriented Programming Running Squeak TheVirtual Machine The application program ("Squeak E 0Alpha8MT Run on an image The Image "snapshot' of RAM Upon startup read in from Make copy of the distributed image file (Harrys image Contains all objects, everything except method source strings . Initially Mbytes 200 .000 objects bytes per object, average] Terminating ST session Source code kept in two disk files Image contains offsets into these files The: Sources file ("squeakY3 sour cs Contains pre -existing metho ds Read only not modified (~14 Mbytes) The Changes files {"Harrys changes Records your new methods and other changes to the image Automatically made copy of the distributed version (1 Mbytes) HArTT Porter 2001 Virtual SqueakV3 Thet tmetho Hart