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2. what is the use of the ALU

  • where arithmetic and logic problems are performed
  • controls the data bus to regulate its network
  • decodes data before executed
  • commands the entire CPU

3. what is the use of the mbr?

  • where data is decoded before execution
  • buffers data depending on internet speed
  • to temporarily store data whilst it's waiting to be processed
  • buffers data coming from external networks

4. What does the MAR do?

  • volatile memory
  • stores data under this register in the memory
  • holds the memory location of data
  • buffers memory in the processor waiting to be executed

5. what is the key difference between von Neumann and Harvard architecture?

  • von Neumman uses intel processors whilst Harvard use AMD
  • Harvard uses two seperate buses for data and instructions
  • von neumann uses control buses
  • Harvard decodes the data in the main memory

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