1. The following databases are recommended for unstructured data for IoT applications.

A) Microsoft SQL

B) Postges SQL

C) Mongo DB

D) None of the above

Correct Answer: Mongo DB


2. Viforia Stodia is a product of PTC which is used for which of the following IOT application area?

A) IOT Architecture

B) BIG Data Analytics

C) Machine Learning

D) Augmented reality-Virtual reality (AR/VR)

Correct Answer: Augmented reality-Virtual reality (AR/VR)

Explanation : Viforia is a product of Stodia PTC which is used for Augmented Reality-Virtual Reality (AR/VR)IOT application area?


3. Secure digital card application uses which of the following protocols?

A) XMPP

B) HTTPS

C) MQTT

D) SPI

Correct Answer: SPI

Explanation : Secure digital card application uses the SPI protocol.


4. Traditional operating systems such as Windows and iOS are made for IoT applications.

A) True

B) False

Correct Answer: False

Explanation : Traditional operating systems such as Windows and iOS are made for IoT applications.- False.


5. Which of the following is not an application of IoT?

A) Wearables

B) Smart City

C) Arduino

D) Smart Grid

Correct Answer: Arduino


6. LCD is a display device.

A) True

B) False

Correct Answer: True

Explanation : LCD is a display device. - True


7. Conditional statements cannot be used in arduino programming?

A) True

B) False

Correct Answer: False

Explanation : Conditional statements cannot be used in Arduino programming- False


8. The code once written cannot be uploaded to the arduino board.

A) True

B) False

Correct Answer: False

Explanation : The code once written cannot be uploaded to the arduino board.- True


9. Float is a valid data type of Embedded C Language.

A) True

B) False

Correct Answer: True

Explanation : Float is a valid data type of Embedded C Language.- True


10. Embedded C Language does not support Function calls

A) True

B) False

Correct Answer: False

Explanation : Embedded C Language does not support Function calls- False


11. Arduino only provides digital input port.

A) True

B) False

Correct Answer: False

Explanation : Arduino only provides digital input port. - True


12. Conditional statements cannot be used in Arduino programming.

A) True

B) False

Correct Answer: False

Explanation : Conditional statements can be used in Arduino programming.


13. How many types of arduinos do we have?

A) 6

B) 1

C) 8

D) 14

Correct Answer: 8

Explanation : We have 8 types of arduinos. Nano, Micro, Due, LilyPad, Mega, Leonardo, Zero boards by Arduino.


14. How many digital pins does a UNO board have?

A) 16

B) 8

C) 10

D) 14

Correct Answer: 14

Explanation : There are 14 digital pins in the UNO board.


15. Which is the first board to use a microcontroller in build USB?

A) UNO

B) RedBoard

C) LilyPad

D) Leonardo

Correct Answer: Leonardo

Explanation : Leonardo is the first board to use a microcontroller in build USB.