Computer Architecture

State an input device

• Mouse
• Flash D
  Flash Drive
• Tape
• Printer

State an output device

• Cache memory
• Flash Drive
• Keyboard
• 3D Printer

State a storage system

• Webcam
• Force Feedback Device
• External Hard Drive
• Plotter

State the Mathematician who invented the common CPU architecture

• Charles Babbage
• Ada Lovelace
• Alan Turing
• John von Neumann

State the 5 components of a Von Neumann CPU

• Input, Output, Optical Unit, Processing Unit, Memory
• Input, Output, Memory Unit, Processing Unit, Control Unit
• Peripheral Unit, Memory, Sound Card, Mouse Unit
• Graphics Card, Sound Card, Energy Unit, Memory Unit

In the register, the Memory Address Register (MDR): 

• Holds the data ready to be accessed
• Holds the data that is being transferred from memory
• Contains the next memory address to be used
• Contains the current instruction

In the register, the Memory Data Register: 

• Holds the location of data being processed
• Holds data that is being transffered from or to memory
• Contains the address of the next instruction
• Contains the current instruction

In the register, the Accumulator: 

• Holds the location of data being processed
• Stores arithmetic and logic results
• Contains the address of the next instruction
• Contains the current instruction

In the register, the Program Counter: 

• Holds the location of data being processed
• Holds data that is being transffered from or to memory
• Contains the address of the next instruction
• Contains the current instruction

In the register, the Current Instruction Register: 

• Holds the location of data being processed
• Holds data that is being transffered from or to memory
• Contains the address of the next instruction
• Contains the current instruction