It's a good question with a simple answer: there are no .CDA files on a CD. In fact, from a Windows perspective, there are no files at all. A music CD differs greatly from your hard drive or floppy disk drive in the way information is stored.Hard drives and floppy disks store data in concentric rings called tracks.t's a good question with a simple answer: there are no .CDA files on a CD. In fact, from a Windows perspective, there are no files at all. A music CD differs greatly from your hard drive or floppy disk drive in the way information is stored.
Listerâs early life. Joseph Lister was born in Upton, Essex, England, on April 5, 1827. He was the second of three children born to Joseph Jackson Lister, a very successful wine merchant and amateur scientist.
J. J. Thomson. Sir Joseph John Thomson OM PRS (/ËtÉmsÉn/; 18 December 1856 â 30 August 1940) was an English physicist and Nobel laureate in physics, credited with the discovery and identification of the electron; and with the discovery of the first subatomic particle.