please help me it important fast
Answers
dot matrix is a type of printer
Smartphones are another example of portable microcomputers
Microcomputer was formerly a commonly used term for personal computers, particularly any of a class of small digital computers whose CPU is contained on a single integrated semiconductor chip.
Hybrid computers are computers that exhibit features of analog computers and digital computers
Communication technology is the transfer of messages (information) among people and/or machines through the use of technology.
full erasable programmable read-only memory
liquid-crystal display
control unit
Magnetic Ink Character Recognition technology
plotter gives the output in a format that is similar to a vector graphic.
printer gives the output file data in a format such as bitmap or pixels
Primary memory is also called internal memory whereas Secondary memory is also known as a Backup memory or Auxiliary memory.
The first is the arithmetic logic unit (ALU), which performs simple arithmetic and logical operations. Second is the control unit (CU), which manages the various components of the computer. The third is the cache, which serves as high-speed memory where instructions can be copied to and retrieved.
memory is just like a human brain. It is used to store data and instructions. Computer memory is the storage space in the computer, where data is to be processed and instructions required for processing are stored.
Limitations of the Internal memory
Size of the internal memory are fixed . They are not Expendable.
A liquid-crystal display (LCD) is a flat-panel display or other electronically modulated optical device that uses the light-modulating properties of liquid crystals combined with polarizers., CRT VDU