IT:Chapter 4 (unit 2)
Uses of RFID
-Tracking inventory and assets -Electronic toll collection -Tracking patients in hospitals -Speeding up ID process of travels at border crossing
Types of RFID readers
-handheld -portal -stationary
Source documents automation
Captures data directly from a source document
Augmented Reality
Computer generated images are overlaid on top of real-time images
True or false: RFID tags only need to be within range (not within line of sight) of a reader.
True
A higher resolution results in a ______ image but also results in a ______ file size
better bigger
Source documents
data that already exist in physical form (Photographs, checks and product label)
Augmented Reality (AR)
refers to overlaying computer-generated images on top of real-time images.
ISBN (International Standard Book Number)
which is the type of barcode used with printed books
Scanners today usually scan at between __ dpi and _____ dpi.
75 6,400
RFID tag
A device containing a tiny chip and a radio antenna that is attached to an object so it can be identified using RFID technology.
RFID reader
A device used to read RFID tags.
portable scanner
A scanner designed to capture input while on the go
Near Field Communication (NFC).
A short-range wireless technology based on RFID and used to transfer payments or other information from a smartphone to another smartphone or to a payment terminal.
Radio Frequency Identification (RFID)
A technology used to store and transmit data located in RFID tags.
barcode reader
An input device that reads barcodes.
scanner
An input device that reads printed text and graphics and transfers them to a computer in digital form
Flatbed scanner
An input device that scans flat objects one at a time.
barcode
An optical code that represents data as a set of bars.
other devices such as _______ ______ capture data initially in digital form.
Digital camera
True or False: Augmented reality is the same as Virtual reality
False. They are the opposite.
Types of scanners
Flatbed portable 3D Receipt and business card scanners
NFC
Near Field Communications
Scanner is also know as_________________
Optical scanners
Near Field Communications is based on_______________________
RFID
RFID
Radio Frequency Identification reader
Some devices such as ________ and _______ convert data that already exists in physical form
Readers and scanners
Why is Source documents automation used?
Saves time increases accuracy Utilizes scanning or reading devices
True or False: Barcodes can be customized
True
True or False: Most often with smartphones using camera input, location input and other data
True
True or False: Some handheld scanners have OCR capabilities
True
True or False: The resolution can also be reduced if needed
True
True or False: When a document has scanned the resolution of the scanned image can often be specified.
True
True or False: augmented reality Displays appropriate information related to images captured by the smartphone
True
True or False: When data is scanned it us typically input as a single image
True, However it can be resized
Types of Barcodes
UPC (Universal product code) ISBN (International Standard Book Number) DataBar QR Codes
databar
is A newer barcode designed for small consumer goods like fresh food
UPC (Universal product code)
is the type of barcode found on packaged goods in supermarkets and other retail stores,
The text in the scanned image cannot be edited unless ___________________________________ software is used in conjunction with the scanner to input the scanned text as individual text characters.
optical character recognition (OCR)
The quality of scanned images is indicated by __________________, usually measured in the number of ___________________.
optical resolution dots per inch (dpi)
duplex scanners
they can scan both sides of a document at one time