1.1.1e A-Level OCR CS

In the classic von Neumann architecture, what is shared between instructions and data?

• Shared memory space

• Dedicated buses

• Separate memory units

• Multiple cores

Which architecture uses totally separate memory units for instructions and data?

• Distributed

• Von Neumann

• Harvard

• Contemporary

What is a characteristic of the Harvard architecture?

• Shared memory space for instructions and data

• Linear fetch to code execute cycle

• Single control unit

• Separate memory units for instructions and data

Which type of processors typically use the Harvard architecture?

• Graphic processors

• Quantum processors

• RISC processors

• CISC processors

What is SIMD in the context of contemporary architectures?

• Single Instruction on Single Data item

• Multiple Instructions on Single Data item

• Multiple Instructions on Multiple Data items

• Single Instruction on Multiple Data items

What does MIMD stand for?

• Multiple Instructions on Multiple Data items

• Single Instruction on Single Data item

• Multiple Instructions on Single Data item

• Single Instruction on Multiple Data items

Which architecture is known for using a single control unit to follow a linear fetch to code execute cycle?

• Von Neumann

• Distributed

• Contemporary

• Harvard

What is a key difference between von Neumann and Harvard architectures?

• Von Neumann uses separate memory units for instructions and data

• Von Neumann uses shared memory space for instructions and data

• Harvard uses a single control unit

• Harvard uses shared memory space for instructions and data

What is a common use case for SIMD?

• Graphic processors

• Quantum processors

• CISC processors

• Distributed computing

_____ Computing is where multiple computers on a shared network each take part of a bigger problem.