Cs 240 midterm 1 - Study guides, Class notes & Summaries

What is a Program Counter (PC) and what does it do? - ️️A register that contains the address of the next instruction to be fetched. What is a Program Status Word and what is it used for? Also, give two examples of condition codes. - ️️It is a register that contains bits that reflect the status of certain functionalities -Condition codes -Interrupt enable/disable -Supervisor/user mode example: One flag indicates divide by zero, another indicates an overflow The address bus o...