Von Neumann & Harvard Architecture (OCR A-Level Computer Science): Flashcards
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Von Neumann architecture alternative name
Von Neumann architecture alternative name
Stored-program architecture
Who proposed Von Neumann architecture
Who proposed Von Neumann architecture
John von Neumann in 1940s
Von Neumann memory type
Von Neumann memory type
Single shared memory for data & instructions
Von Neumann bus system
Von Neumann bus system
Single shared bus
Von Neumann bottleneck
Von Neumann bottleneck
Shared bus limits simultaneous access to data & instructions
Von Neumann main advantage
Von Neumann main advantage
Simplified design (cheaper & easier to implement)
Von Neumann processing type
Von Neumann processing type
Sequential (fetch instruction OR memory op, not both)
Harvard architecture memory type
Harvard architecture memory type
Separate memory spaces for data & instructions
Harvard architecture bus system
Harvard architecture bus system
Dual buses (separate for data & instructions)
Harvard architecture performance benefit
Harvard architecture performance benefit
Simultaneous access to data & instructions (faster)
Harvard architecture main disadvantage
Harvard architecture main disadvantage
Higher complexity & cost
Contemporary processor architecture approach
Contemporary processor architecture approach
Hybrid (combines Von Neumann & Harvard elements)