FUNDAMENTALS OF COMPUTER

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COMPUTER HARDWARE COMPONENTS FUNCTIONS

EXTERNAL AND INTERNAL STORAGE DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
All computers work using the principle of ____
A
PROCESS > INFORMATION > OUTPUT
B
INPUT > PROCESS > OUTPUT
C
INPUT > DATA > INFORMATION
D
DATA > PROCESS > OUTPUT
Explanation: 

Detailed explanation-1: -A computer operates on the input/output principle. A computer operates on the input/output principle. The central processor unit, an invisible component of a computer system, is only vaguely known to users. They feed data into the computer to get processed data or output.

Detailed explanation-2: -A computer work on the principle of input output.

Detailed explanation-3: -Three elements of an IPO cycle: Input-Information is added via a device such as a keyboard. Processing-It is done by the CPU on the user’s demand. Output-Provided to the user via the monitor as per the requirements.

Detailed explanation-4: -In its basic form, a computer consists of input, output, and processing devices (Figure 7-1).

Detailed explanation-5: -All computers take inputs, and process them to give an output.

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