100-140 Question 155
Single answerA user reports that their USB printer is not working after being moved to a new workstation. You verify that the printer powers on, but the computer does not detect it. What should you check first to troubleshoot this connectivity issue?
- A
Verify that the USB cable is securely connected to both the printer and the computer.
- B
Check if the printer is set as the default printer in the operating system.
- C
Ensure that the printer driver is installed and up to date.
- D
Test the USB port by connecting another device to it.
Show answer and explanation
Correct answer: A
Explanation
When troubleshooting connectivity issues with peripherals, always start by checking the physical connections. A loose or improperly connected USB cable is a frequent cause of problems. Other steps, such as checking drivers or testing ports, should come later if the issue persists.
- A. Correct.
This is the correct first step. A loose or improperly connected USB cable is a common cause of connectivity issues with peripherals like printers.
- B. Incorrect.
While checking the default printer setting is important, it is not the first step when the computer fails to detect the printer at all.
- C. Incorrect.
Driver issues can cause connectivity problems, but checking the physical connection is a more immediate and logical first step.
- D. Incorrect.
Testing the USB port is a good troubleshooting step, but it comes after verifying the physical connection to rule out other issues.