Our brand new solo games combine with your quiz, on the same screen

Correct quiz answers unlock more play!

New Quizalize solo game modes
60 questions
Show answers
  • Q1
    What is the first step of the fetch-execute cycle in a CPU?
    Execute the instruction
    Decode the instruction
    Store the result back to memory
    Fetch the instruction from memory
    30s
    1.1.1a
  • Q2
    In the fetch-execute cycle, what happens during the decode step?
    The CPU interprets the instruction
    The CPU fetches the next data
    The CPU stores the result
    The CPU executes the instruction
    30s
    1.1.1a
  • Q3
    During the fetch-execute cycle, what component of the CPU is primarily responsible for executing instructions?
    The Register
    The Control Unit
    The Memory Unit
    The Arithmetic Logic Unit (ALU)
    30s
    1.1.1a
  • Q4
    What role does the program counter (PC) play in the fetch-execute cycle?
    It holds the current instruction being decoded
    It manages data input and output operations
    It keeps track of the memory address of the next instruction to be executed
    It stores the result of executed operations
    30s
    1.1.1a
  • Q5
    What happens in the execute phase of the fetch-execute cycle?
    The CPU increments the program counter
    The CPU fetches the next instruction
    The CPU decodes the instruction
    The CPU carries out the decoded instruction
    30s
    1.1.1a
  • Q6
    Which part of the CPU coordinates the activities during the fetch-execute cycle?
    The Memory Unit
    The Cache
    The Control Unit (CU)
    The Arithmetic Logic Unit (ALU)
    30s
    1.1.1a
  • Q7
    What is the main function of the memory address register (MAR) during the fetch-execute cycle?
    It holds the data that has been fetched from memory
    It contains the instruction being executed
    It stores the operand to be used in operations
    It holds the address of the memory location to be accessed
    30s
    1.1.1a
  • Q8
    What role does the memory data register (MDR) play in the fetch-execute cycle?
    It executes arithmetic operations
    It holds data that is being transferred to or from memory
    It decodes the instructions
    It keeps track of the next instruction address
    30s
    1.1.1a
  • Q9
    During the fetch-execute cycle, what is stored in the current instruction register (CIR)?
    The next instruction address
    The result of the executed instruction
    The current instruction being processed
    The operand to be used next
    30s
    1.1.1a
  • Q10
    What is the primary function of the accumulator in the CPU during the fetch-execute cycle?
    It holds the instruction being executed
    It temporarily stores the results of arithmetic and logic operations
    It tracks the next instruction address
    It manages communication with peripheral devices
    30s
    1.1.1a
  • Q11
    Which component of the CPU is responsible for performing arithmetic and logical operations?
    ALU
    Registers
    Cache
    CU
    30s
    1.1.1b
  • Q12
    What is the role of the Control Unit within the CPU?
    It temporarily holds instructions.
    It stores frequently used data.
    It performs arithmetic operations.
    It manages and coordinates the activities of the CPU.
    30s
    1.1.1b
  • Q13
    What is the primary function of CPU cache in a computer system?
    It performs logical operations.
    It stores frequently accessed data to speed up processing.
    It manages data transfer between components.
    It executes instructions sequentially.
    30s
    1.1.1b
  • Q14
    Which component within the CPU temporarily holds data that the CPU is currently using during processing?
    ALU
    Control Unit
    Cache
    Registers
    30s
    1.1.1b
  • Q15
    Which CPU component is responsible for directing the operation of the processor?
    Control Unit
    ALU
    Registers
    Cache
    30s
    1.1.1b

Teachers give this quiz to your class