High-Frequency Trading: Background, Concerns, and Regulatory Developments. Congressional Research Service. This report provides an overview of HFT in the equities and derivatives markets regulated by the. SEC and the CFTC. It also examines the Flash Crash of 2010 and the role that HFT may have. played, as well as recent regulatory developments.
What is Hard Drive PCB?Hard Drive PCB is a green board on the bottom of the hard drive is known as Printed Circuit Board(PCB).
Logic Board On the logic board you will find all circuitry in charge of controlling the hard drive. In these days of highly integrated devices, you will find just three or four big integrated circuits on the logic board, as you can see on Figures 4 and 5. Take a look at the pictures as we will explain more about the circuits pictured below. Figure 4: Logic board from an ATA hard drive. Figure 5: Logic board from a SATA hard drive. The big circuit is the controller. It is in charge of everything: exchanging data between the hard drive and the computer, controlling the motors on the hard drive, commanding the heads to read or write data, etc.