Which of the following is the MAXIMUM connection distance of a Bluetooth device?
A. 10 feet (3.05 meters)
B. 30 feet (9.14 meters)
C. 100 feet (30.48 meters)
D. 300 feet (91.44 meters)
CompTIA A+ Question I-35
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
CompTIA A+ Question I-35
Which of the following memory features allows for the protection against random inconsistencies in the transfer of the data?
A. Low latency
B. Dual channel
C. ECC
D. Single channel