Dear Readers, Here is the Computer Study Notes (BIO-METRIC SENSOR) For : IBPS / SBI / RBI SPECIAL. These notes are very helpful for upcoming bank exams. Thank You.
It is a device which recognizes physical or behavioral
traits of the individual. In other mean we can say that Biometric verification is any means by which a person can be uniquely identified by evaluating one or more distinguishing biological traits. Biometrics refers to metrics related to human characteristics. The term "biometrics" is derived from the Greek words "bio" meaning life and "metric" meaning to measure. Unique identifiers include fingerprints, hand geometry, earlobe geometry, retina and iris patterns, voice waves, DNA, and signatures.
Bio-metric sensors are mainly used for marking attendance of employees, students, organizations/institutions.
Biometric sensors work with accuracy, therefore these can be widely used for security purposes.
Types of Bio-metric sensors
Their are mainly 2 types of Bio-metrics are available like-