FUNDAMENTALS OF COMPUTER

COMPUTER HARDWARE COMPONENTS FUNCTIONS

COMPUTER OUTPUT DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
DDE device that function as security device to allow entry to buildings, hotel rooms. called?
A
Contactless card reader
B
Chip & PIN reader
C
Magnetic stripe reader
D
OMR
Explanation: 

Detailed explanation-1: -What are direct data entry devices? Direct data entry devices are specific purpose devices designed to automate or speed up the entry of data in to the system by minimising human data entry. They have a wide range of uses including in education, retail and in business.

Detailed explanation-2: -Examples of direct devices are touch screens, light pens, and voice recognition systems.

Detailed explanation-3: -Both the MICR device Magnetic Ink are more expensive than other methods of direct data entry. No manual input… therefore less errors. Information can still be read even if someone writes over the magnetic ink characters.

Detailed explanation-4: -Direct Data Entry (DDE means the process using dumb terminals or computer browser screens where data is directly keyed into a health plan’s computer by a provider or its agent, such as through the use of a web portal.

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