Answer:
c. WirelessHD
Explanation:
WirelessHD (UltraGig) is used for the wireless transmission of high-definition video content. Wireless HD is usually found for consumer electronics products such as projectors, televisions, HD disc players, set-top boxes, camcorders and gaming consoles.
WirelessHD transmits 1080p HD video at a data rate of 28 Gbps within approximately 30 feet. It uses 60 GHz frequency range for transmission.
Permanent storage, also called persistent storage, A permanent storage of the computer is hard disk. The data stored in hard disk is permanent. It is primary use is long-term data storage.gym starts his laptop He sees some commands in numbers appearing on the screen these instructions are being preceded by the control unit because when hr start the data is loaded and take some time.