CompTIA A+ 220-901 – Q194

A computer technician wants to boot up a computer using a USB flash drive. After inserting the USB drive and powering on the computer, it does not boot to the flash drive and instead boots to the OS on the hard drive. Which of the following is MOST likely the cause?

A. The boot order in the BIOS is incorrect
B. The hard drive is not formatted
C. There is a disc in the optical drive
D. There is insufficient memory

Correct Answer: A