CGS 2060 Computer Input

Traits for biometric recogniton

-everyone must have the trait -the trait must be measurably different with each person -the traits must not change overtime

Select the smartphone input devices

-motion sensors -microphone -buttons and/or switches

_ fingerprint scanners are the most common biometric identification devices

Capacitance

What technologies are used to take fingerprints?

Capacitance - uses electron movement, similar to a touchscreen Ultra-sonic- uses sound waves to detect ridges and whoris Optical-takes a photo of the fingerprint

using a stylus and touchpad to map the signature and also measure pressure, pen angle, pen up/down, speed, etc., is known as what type of signature recognition

Dynamic

This technology that allows relatively high-quality sound to come from tiny devices such as hearing aids and smartphones is called the

MEMS chip

The technology that allows a computer to serve as a sound studio is known as _

MIDI

This technology allows musicians to create written sheet music simply by playing an instrument

MIDI

A technology that has the potential to keep you from losing your car keys again is RFID which stands for _ frequency identification

Radio

today's computer keyboard was NOT named after...

Sir Wesley Reginald QWERTY

Active pixel sensor (APS), Complementary Metal-oxide Semiconductor (CMOS) technology is used in most digital cameras, smartphone camera and webcams today. True or false

TRUE

Do 3D mapping, feature charting, and skin texture are some of the methods facial recognition software uses to identify individuals

True

Control + U ? what does it do?

Underlines

a technology that allows high quality cameras to be small enough to fit in a smart phone is _ pixel sensor CMOS technology

active

A device commonly used for checkout in stores, that measures the reflection of a laser beam, is called a ____

barcode reader

Using extremely low power radio signals, short distance wireless connections are often made using _ technology

bluetooth

Magnetic Ink Recognition (MICR) is a technology that is most commonly seen on

checks

The most common method of eye recognition uses the _

iris

what is the most common audio input device

microphone

Most cellphone camera do not have _ zoom capability

optical

In photography, there are 2 ways to focus on distant objects:

optical zoom digital zoom

The number of pixels in an image defines the picture's

resolution

when discussing digital camera photo quality one of the most important factors is how many pixels are used to create the photos image this equals the photo's __?

resolution

Optical mark recognition?

scantrons

A combination input and output devise sometimes used in classrooms, which allows users to interact with large computer displays is called a _

smartboard

Most point and shoot cameras use photographic technology that is _ compared to smartphones

usually the same

Most smartphones and tablets have ___ (touchscreen) keyboards

virtual

Select the features common in DSLR cameras

-often allow interchangeable lenses -usually have a mirror that allows the photographer to look directly through the lens -typically have larger active pixel sensor arrays

The technology that allows any text , even handwritten scrawls , to be digitalized is known as optical _ recognition

character

Devices such as modern check-out machines in stores are called _____-of-sale (or service) machines

point of sale

what is short range wireless technology used for data transfer and electronic payments

NFC - near field communication

Apple pay uses _ for payment transfer

NFC

A method of identification that is valuable because it can be used at night or through walls with infrared cameras or even with satellite imagery is _

gait

As technology advances, there are ___ keyboard options available for computer users

many more