cable - n. a group of wires or fiber optics covered in plastic or rubber and used to carry signals; a wire rope or metal chain

data - n. facts or information used to calculate, analyze or plan something; information that is produced or stored by a computer

terabit - n. a multiple of the unit bit for digital information

1 terabit = 1,000,000,000,000 bits = 1,000 gigabits