5. Its principal characteristics are:
RESPONDS TO SPECIFIC SET OF INSTRUCTIONS IN
A WELL DEFINED MANNER.
E.G. INSTRUCTION TO ADD 2 NUMBERS.
PRE RECORDED LIST OF INSTRUCTION I.E A
PROGRAM.(SOFTWARE LIKE MS WORD)
8. DATA PROCESSING
DATA PROCESSING, MANIPULATION OF DATA BY
A COMPUTER. IT INCLUDES THE CONVERSION
OF RAW DATA TO MACHINE-READABLE FORM,
FLOW OF DATA THROUGH THE CPU AND
MEMORY TO OUTPUT DEVICES, AND
FORMATTING OR TRANSFORMATION OF
OUTPUT. ANY USE OF COMPUTERS TO PERFORM
DEFINED OPERATIONS ON DATA CAN BE
INCLUDED UNDER DATA PROCESSING.
14. Registers
Computers also have several additional storage
locations called registers.
Registers are special areas that hold data and
instructions temporarily during processing.
They are parts of control unit and ALU.
15. Addresses
To locate the data or instructions in
the main memory, the computer
stores them in location known as
addresses.
16. ARE THOSE WHICH FEEDS DATA INTO
COMPUTER AND SENDS INFORMATION TO
CPU TO PERFORM SPECIFIC OPERATIONS.
MOST COMMON ONE IS KEYBOARD AND
MOUSE.
17. TYPES OF INPUT DEVICES
THE KEYBOARD
MOUSE
TRACKBALL
JOYSTICKS
DIGITIZING TABLET
SCANNERS
DIGITAL CAMERA