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Il ciclo macchina

Quiz by Diego Salvi

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10 questions
Show answers
  • Q1
    What is the purpose of the control unit in the von Neumann model?
    To store data in memory.
    To coordinate the operations of the CPU.
    To communicate with input and output devices.
    To execute arithmetic and logical operations.
    30s
  • Q2
    Which register contains the address of the current instruction being executed?
    Memory Address Register
    Instruction Register
    General Purpose Register
    Program Counter
    30s
  • Q3
    What is the purpose of the Arithmetic Logic Unit (ALU) in the CPU?
    To control the flow of data.
    To communicate with the memory.
    To perform arithmetic and logical operations.
    To store data temporarily.
    30s
  • Q4
    Which register stores the result of an operation performed by the ALU?
    Accumulator
    Status Register
    Memory Address Register
    Instruction Register
    30s
  • Q5
    What does the Status Register in the CPU track?
    Clock signals for synchronization.
    Various flags and status information.
    Memory addresses for data access.
    Instructions currently being executed.
    30s
  • Q6
    What is the purpose of the Memory Data Register (MDR) in the CPU?
    To store memory addresses.
    To store the data read from or to be written to memory.
    To store the current instruction.
    To store the result of an operation.
    30s
  • Q7
    Which register contains the address of the next instruction to be executed?
    Program Counter
    Memory Address Register (MAR)
    General Purpose Register
    Instruction Register
    30s
  • Q8
    What is the function of the Instruction Register (IR) in the CPU?
    To store the result of an operation.
    To hold the current instruction being executed.
    To hold the address of the next instruction.
    To store memory addresses.
    30s
  • Q9
    What does the von Neumann computer architecture consist of?
    CPU, memory, control unit.
    CPU, memory, input/output devices.
    ALU, registers, memory.
    CPU, registers, input/output devices.
    30s
  • Q10
    Where does the ALU get the data to perform operations?
    Registers or memory.
    Status register.
    Control unit.
    Input/output devices.
    30s

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