Question

Which one of the following most correctly describes the functionality of the control unit in a CPU? to perform arithmetic operations based on decoded program instructions to store program instruction to perform logic operations based on decoded program instructions to generate control signals based on decoded program instructions When an interrupt occurs, which one of the following takes place? execution of the current instruction is completed, and the address of the next instruction is saved before the interrupt service program starts execution of the current instruction is aborted, and its address is saved before the interrupt service program starts execution of the current instruction is completed, and the interrupt service program starts execution of the current instruction is aborted, and the interrupt service program starts

          Which one of the following most correctly describes the functionality of the control unit in a CPU?
to perform arithmetic operations based on decoded program instructions
to store program instruction
to perform logic operations based on decoded program instructions
to generate control signals based on decoded program instructions

When an interrupt occurs, which one of the following takes place?
execution of the current instruction is completed, and the address of the next instruction is saved before the interrupt service program starts
execution of the current instruction is aborted, and its address is saved before the interrupt service program starts
execution of the current instruction is completed, and the interrupt service program starts
execution of the current instruction is aborted, and the interrupt service program starts

Which one of the following most correctly describes the functionality of the control unit in a CPU?
to perform arithmetic operations based on decoded program instructions
to store program instruction
to perform logic operations based on decoded program instructions
to generate control signals based on decoded program instructions

When an interrupt occurs, which one of the following takes place?
execution of the current instruction is completed, and the address of the next instruction is saved before the interrupt service program starts
execution of the current instruction is aborted, and its address is saved before the interrupt service program starts
execution of the current instruction is completed, and the interrupt service program starts
execution of the current instruction is aborted, and the interrupt service program starts

Added by Andrew C.

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