H44601 - Study guides, Class notes & Summaries

Computer Science H446/01 Set 2 Computer Systems practice paper review Describe one difference between paging and segmentation - answerIn paging memory is divided into fixed sizes. Segmentation divides memory logically (i.e. variable size) Interrupt - answerA signal to the processor indicating a device/process needs attention Describe what happens in the CPU when it receives an interrupt - answer1). If the interrupt is of a lower or equal priority to the current process then the current pr...

OCR GCE Computer Science A LEVEL H446/01 Computer systems VERIFIED Mark Scheme FALL/WINTER QTR 2022

Answer all questions. 1 A charity uses a desktop computer to record financial donations that it receives. The computer contains a single core, 2.4GHz processor with 2MB cache. (a) The processor uses the Von Neumann architecture. (i) Describe what is meant by the term ‘Von Neumann architecture’. ........................................................................................................................................... ......................................................

OCR 2024 A Level Computer Science H446/01 Computer Systems Question Paper & Mark Scheme (Merged)

Computer Science H446/01: Computer systems A Level

Computer Science H446/01 Set 2 Computer Systems practice paper review Describe one difference between paging and segmentation - answerIn paging memory is divided into fixed sizes. Segmentation divides memory logically (i.e. variable size) Interrupt - answerA signal to the processor indicating a device/process needs attention Describe what happens in the CPU when it receives an interrupt - answer1). If the interrupt is of a lower or equal priority to the current process then the current pr...

OCR Computer Science H446/01: Computer systems Advanced GCE 2020