IOT Multiple Choice Questions on “Building a Web- based Dashboard”.
1. _________ is used to visualize data collected with the sensor.
a) freeboard.io
b) Dweet.io
c) Dweeting
d) Yocto
Answer: a
Clarification: freeboard.io visualize the data collected with the sensor and published to dweet.io in many gauges and make the dashboard available to different computers and devices all over the world.
2. Freeboard.io allows us to build ________
a) Application
b) Dashboard
c) Device
d) Output
Answer: b
Clarification: Freeboard.io allows us to build a dashboard by selecting data source and dragging and dropping customizable widgets.
3. freeboard.io itself defines as ________
a) Data based service
b) Fog based service
c) Cloud based service
d) Signals based service
Answer: c
Clarification: Freeboard.io defines itself as a cloud based service that allows us to visualize the internet of things.
4. Gauge will display the latest value that is running in the board.
a) True
b) False
Answer: a
Clarification: The gauge will display the latest value that the code running in the board dweeted for the ambient temperature in degree Fahrenheit.
5. Which application feature is a world of warcraft gadget?
a) Leftronic
b) Ducksboard
c) Klipfolio
d) Dashzen
Answer: d
Clarification: Dashzen contains many gadgets. One unique feature of Dashzen is that world of Warcraft Gadget.
6. Which application supports Google Spreadsheets?
a) Dashzen
b) Ducksboard
c) Klipfolio
d) Leftronic
Answer: b
Clarification: Ducksboard can tap many sites APIs to display data, but it also offers its own API, which lets you send your own data into your dashboard. Ducksboard supports Google spreadsheets as a data source.
7. Which application allows a number of unique background images?
a) Dashzen
b) Ducksboard
c) Klipfolio
d) Leftronic
Answer: b
Clarification: Ducksboard offers a number of unique background images including the default, which looks like wood flooring.
8. Which application allows us to build data source against many types of data?
a) Dashzen
b) Ducksboard
c) Klipfolio
d) Leftronic
Answer: c
Clarification: Unlike other products, Klipfolio doesn’t just link up to existing APIs. It also allows us to build data source against many types of data, including Excel, CSV.
9. ________ uses a clean interface to provide data.
a) Dashzen
b) Ducksboard
c) Klipfolio
d) Dash
Answer: d
Clarification: Dash uses a clean interface to provide data from various social and new sites, as well as websites monitoring tools and fitness tracking sites.
10. Dash supports static images.
a) True
b) False
Answer: a
Clarification: The dash supports static images and text as well as a clock widget and weather widget.