RF0-001 - RFID+ Certification Exam
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A medium-sized goods manufacturing company has hired you as an RFID engineer. The company sells the manufactured items to Surfside, a chain of shopping malls. Recently, Surfside has announced that it will buy products only from vendors who provide items with RFID tags. Therefore, the manufacturing company has decided to deploy a slap-and ship RFID application to conform to Surf Side's requirements. What are two advantages of the slap-and-ship application? (Choose two.)
Less time and effort is required for compliance.
Minimum changes are required in the existing processes and infrastructure.
You are an engineer. You are assigned to implement an RFID system in the bookstore inside the regional office. You have devised an RFID system to track books and use them to gather information about the books. Which type of frequency signal should you use for this RFID system?
As an engineer you implemented an RFID-based tracking system in a warehouse facility. According to the design requirements, stationary interrogators are required to be mounted on the forklifts. Which two factors should you consider in this implementation? (Choose two.)
Durability of the interrogators
Cabling between antenna, interrogator, and power supply
As an RFID engineer you have been hired to implement an RFID-based control system in a business complex. You need to design a site diagram for the RFID system. Which two statements are true of designing the site diagram? (Choose two)
The site diagram should be designed considering the infrastructural changes planned for the future.
The site diagram should include the placement of the RFID hardware and their connections with each other.
A dense-reader interrogator:
will coexist with any number of other dense-reader interrogators.
In a portal application where it is desirable for the interrogator to be triggered to read at certain times, which of the following would be the preferred trigger method?
Use a photo optic sensor.
Which two statements are true of the ISO/IEC 18000-7 standard? (Choose two.)
It provides specification for RFID devices operating in the 433 MHz band.
It defines the forward and return link parameters for technical attributes, such as frequency.
What should you refer to determine the length?
When attaching a passive ultra high frequency (UHF) tag to an asset that is made of metal, the technician would need a standoff between the tag and the metal surface:
so the tag is not detuned from the resonant frequency.
Which statement is TRUE regarding human exposure to radio waves?
The radio waves should not exceed the permissible limits.
You are implementing and RFID system for animal identification for a dairy farm. To enable support for the anti-collision algorithm you require interrogators with frequencies below 135 KHz frequency. These interrogators comply with which air-interface standards?
Which of the following combination completely describes the features provided by a smart label?
RFID tag, barcode, and human readable text
How many spectrum channels are available for interrogators operating in dense-reader mode as per the Federal Communication Commission (FCC) Part 15.245 (US)?
You implement serial interrogators in an RFID-based tracking system in a facility. Which statement is true of serial interrogators?
The performance of a serial interrogator is dependent on the cable length.
At you are implementing an RFID-based employee access system for a building. Which ISO/IEC standard should serve as a reference for commands and specifications used in this implementation?
While implementing a smart label printer/encoder in an RFID system, which two main practices should be followed? (Choose two.)
Ensure that un-encoded labels are not used in the RFID system.
Ensure that the system has a procedure for designing and segregating un-encoded labels.
As an engineer, a plastic toy manufacturing company has hired you. The company wants to implement an RFID dock door system to track the movement of the manufactured toys from the manufacturing facility to the shipping point. In order to choose the vendor for RFID tags you analyze the latest reports on EPC tag performance of various vendors generated by the RFID Alliance Lab. Which tag performance parameter should you NOT consider in the given scenario when selecting a vendor for RFID tags?
Tag readability near water and metal
Class 1 tags are deployed for an RFID-based tracking solution for a manufacturing company. You need to deploy printer/encoders that would provide support for future RFID standards and enhancements. Which type of printer/encoders should you choose keeping in mind future enhancements?
Which two statements regarding RFID exposure to humans are true? (Choose two.)
The exposure should be within the MPE limits.
FCC-compliant devices are safe for humans.
Passive RFID tags operating at 915 MHz can normally be read at:
several feet (meters).
Ultra high frequency (UHF) output power is measured as:
Effective Isotropic Radiated Power (EIRP).
Which statement is TRUE of the tag shadowing effect?
Tags cannot draw power from the reader antenna and cannot be read.
You plan to implement an RFID solution that uses RFID printers with conductive inks. Which component can you print using conductive inks?
How do you ensure that the RFID system is not too sensitive to tag orientation while implementing an RFID tracking system in a warehouse?
Install circularly polarized antennas.
Contact labeling uses what type of RFID label applicator?
An RFID hardware manufacturing company is required to supply RFID tags and interrogators to a cosmetics manufacturing company that plans to deploy a conveyor system. The RFID hardware that is manufactured needs to be tested in an environment where there is no RF noise or electromagnetic interference (EM). Which type of testing should you undertake to test the RFID hardware?
RF absorbing materials:
reduce the signal to the transponder by dissipating the RF energy from the interrogator.
While implementing an RFID-based tracking system, it is recommended that you conduct a detailed testing of the operating environment by using all the RFID hardware and software that you plan to deploy. What does testing of RFID hardware and software determines?
It determines the impact of environmental factors on the RFID system.
After installation of an RFID system in a facility, on testing the system you realized that problems occur with tagged items for a conveyor-based RFID system. What should you do to diagnose this problem?
Separate the transmitting antenna and the receiving antenna.
As an engineer you have been assigned the task of deploying an RFID dock door system to track movement of items in a manufacturing facility. Since the deployment of the system, you are facing the low tag readability problem. When you closely examine the system, you find that the walls reflect RF energy from the readers installed. Which effect will NOT be produced due to the bouncing back of RF signals by the walls?
Change in antenna frequency
You are an RFID engineer. You plan to implement an RFID-based tracking system in a paper manufacturing company. The tagged paper products will be packed in wooden boxes. What should be your two main concerns while implementing this system? (Choose two.)
RFID system frequency
Tagged product packaging material
A DVD library hired you to implement an RFID solution in order to avoid the theft of DVDs from the library. You plan to put tags on the DVDs to detect theft. The tag on a DVD will be turned off only when the DVD is purchased by a customer. Which type of RFID tags should you use in this scenario?
A container yard unloads 40 foot (12.4 meter) containers from a freighter. As a container is lifted, the active tag is read, however other tags still on containers on the freighter are also read. A solution to this problem would be to:
trigger the tag read at some other point.
You plan to implement an RFID-based tracking system in your company. While choosing between types of interrogators for the system, what should you do to maximize your investment?
Ensure that the interrogator firmware is upgradeable.
Which type of tags should you use for this implementation? (Choose two.)
Passive tags only
A combination of active and passive tags
An RFID based material tracking system is implemented in a manufacturing unit. You had planned to setup a printer/encoder on the system. Which two statements applies regarding positioning of the printer/encoder? (Choose two.)
Nearby RFID devices may cause interface.
Printer/encoders should be positioned at an appropriate distance from other RF devices.
You implement network interrogators in an RFID-based tracking system in a facility. Which two statements are true of network interrogators? (Choose two.)
Network interrogators contain an internal memory to store the read tag data.
The communication link used to connect a network interrogator with a host computer is not very reliable.
You are working as an RFID engineer in a company branch office in the US
For which two purposes should you use the spectrum analyzer? (Choose two.)
Determining the various frequencies present in the facility
Measuring the field strength at a particular frequency
Which ISO/IEC standard defines parameters for air interface communication for HF- based RFID system?
When preparing for the installation of passive RFID forklift system, all of the following can be done EXCEPT:
allowing ultra high frequency (UHF) and RF cabling to flex and bend with the movements of the forks.
Which two statements are true of the ISO/IEC 18000-3 standard? (Choose two.)
The two modes that are defined in the ISO/IEC 18000-3 standard cannot be used without a license.
The ISO/IEC 18000-3 standard include specifications for air interface communications at 13.56 MHz.
High frequency (HF) RFID systems are thought to create interference with:
radio astronomy and amateur radios.
You have been hired as an RFID consultant in a metal tools company. You have suggested the use of thin foam backing on the metal tool items upon which tag will be placed. Which advantage will the use of thin foam backing provide?
Read rate increase
What are the two primary considerations while deploying serial interrogators? (Choose two.)
You implement an RFID-based tracking system in a shampoo manufacturing company. The system will use an ultra high frequency (UHF) frequency system. What will be the effect of tagged material on the RF energy?
RF energy will be absorbed.
You are an RFID specialist for a private TV channel. The company has recently deployed an RFID access control system to restrict access to its premises. The company plans to deploy another RFID system to track the movement of videotapes from the entry gate to the studio. The tags on the videotapes will include information, such as the type of tape, the tape ID, the production date, and the production members. The company plans to include small sensors attached to interrogators in the new RFID system to turn on the interrogators only when the tagged videotapes enter the interrogation zone. This has been planned to ensure minimum interference between the two RFID systems. To save time and effort, you plan to make changes to the existing site diagram to include the new RFID system to be deployed. Which change should you make to the existing site diagram to depict the new RFID system?
Show the locations of the new interrogators
Which two statements are true of ISO/IEC 18000 standards? (Choose two.)
The ISO/IEC 18000 standards describe protocols and commands for tags.
The ISO/IEC 18000 standards describe parameters for air interface communications.
Which two statements are applicable for an RFID transponder inlay? (Choose two.)
Inlays are pressure sensitive.
Inlays consist of an RFID silicon chip and antenna.
During identification cycles, in which of the following modes will interrogators respond to commands from the network host?