This article throws light upon the top fourteen input devices used in a computer. Some of the input devices are: 1. Punched Cards Input 2. Paper Tape Input 3. Magnetic Tape 4. Magnetic Disk 5. Disc Systems (Floppy) 6. Winchester Disk 7. Keyboard 8. Terminals 9. Mark and Character Recognition 10. Optical Mark Reading (OMR) 11. Optical Character Recognition (OCR) [...]
This article throws light upon the top five output devices used in a computer. The output devices are: 1. Printers 2. Visual Display Units (VDU) 3. Plotters 4. Computer-Output-to-Microfilm (COM) Units 5. Audio Output. Output Device # 1. Printers: Printers may be classified as: Also as: (i) Serial Printers: (a) Daisywheel Printer: Daisywheel printer is so called because it uses [...]
After reading this article you will learn about the high level and low level computer languages. Low Level Language: Low level languages are more compatible with the hardware of the computer and consist of binary or Mnemonic codes. Thus, low level languages are better understood by the computer in a better manner. (a) Machine Language: Machine language is the language [...]