# Problem
Match the answers to the questions.
# Process
...
# Answer
* CPU - A state machine that executes program instructions.
* Bus - A set of parallel wires that transmit binary information between different parts of the computer.
* Address bus - Used to select a specific address in memory to read or write data.
* Control lines - Used to control the behavior of parts of the computer, such as read/write.
* Data bus - Used to send or receive data to and from memory.