Why is a 3.5″ diskette called a floppy disk when it seems hard?
If you take a 3.5″ diskette apart, inside you will find a thin “floppy” piece of magnetic media. Floppies for older computers came in two sizes and two densities (see chart below). The most widely used format today is 3.5″ High Density although ZIP disks (100 MB) or Super Disks (120 MB) may supercede it. Floppy disks are good for backup of data files in the event of a hard disk failure or for easy exchange of data with other computer users.
If you take a 3.5″ diskette apart, inside you will find a thin “floppy” piece of magnetic media. Floppies for older computers came in two sizes and two densities (see chart below). The most widely used format today is 3.5″ High Density although ZIP disks (100 MB) or Super Disks (120 MB) may supersede it. Floppy disks are good for backup of data files in the event of a hard disk failure or for easy exchange of data with other computer users. SizeDensityStorage Capacity5.25″Double Density (DD)360 KB5.25″High Density (HD)1.2 MB3.5″Double Density (DD)720 KB3.5″High Density (HD)1.44 MBBack to Top What kinds of keyboards are there? The standard microcomputer keyboard consists of 104 keys arranged in the standard typewriter or QWERTY layout. A separate numeric keypad is at the right side of the keyboard and can be toggled on or off by pressing the “Num Lock” key. When on, the keys act like the keys of an adding machine or calculator; when off, the keys act like the arrow keys for moving the c
