Most PCs give a single beep on bootup to indicate they are ok hardware wise. You boot your PC and don't get a beep. What should you check first?

Most PCs give a single beep on bootup to indicate they are okay hardware-wise. If you boot your PC and don't get a beep, you should check the speaker first.
The absence of the beep could indicate a problem with the speaker itself, preventing it from producing the beep code that signifies normal bootup.
Checking the speaker connections and ensuring it is properly connected to the motherboard or sound card can help diagnose if the lack of beep is due to a faulty speaker.
While issues with the system board, RAM, microprocessor, and power supply can also cause boot problems, the absence of the beep specifically points to a potential issue with the speaker.
Therefore, the correct option is the speaker.