Category C (Class 2) LGV / HGV training runs around Ipswich, Suffolk and uses the DVSA Test Centre in Ipswich. C is the category that allows you to drive a rigid vehicle over 3,500kg.
USB 2.0 is much faster than the DVD data rate. DVD 1x (slowest) write speed is 1.39MB/s. DVD 24x (fastest) write speed is 33.24MB/s. USB 2.0 write speed is up to 35MB/s. A 24x DVD max is about 32MB/s while USB2 max is about 60MB/s.
How does USB 3.0 transfer data so quickly, even though it uses serial? Does it matter what cable is used for USB 2.0/3.0? Is there a physical difference between USB 2.0 A cables and USB 3.0 A cables that requires me to plug a USB 3 cable into a USB 3 port in o... 1  Cable shielding. 2  Ambient Electric-Magnetic noise level and characterization. 3  Conductor quality of the cable.  Insulator quality of the cable.