Answer:
The answer is "750".
Explanation:
Throughout this question the even though it used to provides the precise decimal which is used as the representation or rounding requirement in software such as billing, it also used to represents only the 750, demonstrating the nearest rounding of the given technique, that's why the solution is 750.
Answer:
D
It's technically a computer and some people may not realize it.
Answer: D)The pattern of blood vessels at the back of the eye.
Explanation: The retinal scan is the techniques which is used in the bio-metric mechanism.The scanning of the retina's blood vessel pattern is capture by the scanner is the unique technique which is used for bio-metric purpose.
Blood vessel pattern is capture because it is present in unique form for every person and will help in distinguishing a person from another person while scanning.
Other options are incorrect because light reflection or reaching near retina and light pattern are not the unique way for identification while scanning a person.Thus the correct option is option(D).
Comparison would be most suitable. I hope I could be a help