Explore topic-wise MCQs in Arduino.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Arduino knowledge and support exam preparation. Choose a topic below to get started.

1.

What is the use of the RTSin pin on the Adafruit FONA 3G+GPS Breakout?

A. Right Turn Pin
B. Hardware Control Pin
C. Software Control Pin
D. Residue Transmitter Pin
Answer» C. Software Control Pin
2.

Do the SPK + and pins on the Adafruit FONA 3G+GPS Breakout have DC blocking capacitors ?

A. Yes
B. No
Answer» D.
3.

What signal should be sent to the RESET pin of the Adafruit FONA 3G+GPS Breakout in order to perform a Hard Reset of the module?

A. 100ms LOW Signal
B. Continuous HIGH Signal
C. 100ms HIGH Signal
D. Continuous LOW Signal
Answer» B. Continuous HIGH Signal
4.

How many LED indicators are present on the Adafruit FONA 3G+GPS Breakout?

A. 2
B. 1
C. 10
D. 4
Answer» E.
5.

What is the full form of the RI pin on the Adafruit FONA 3G+GPS Breakout?

A. Ring Indicator
B. Right Indicator
C. Right Impersonation
D. Rig Indicator
Answer» B. Right Indicator
6.

Which port on any Arduino board should be connected to the Key Port on the Adafruit FONA 3G+GPS Breakout?

A. Any Digital Pin
B. Vcc
C. Gnd
D. Any Analog Pin
Answer» D. Any Analog Pin
7.

What will happen if we supply a voltage of 25V to the Vcc of the Adafruit FONA 3G+GPS Breakout?

A. Damage is caused
B. Module will shut down
C. Module will not respond for the time the voltage is applied
D. Module will function normally
Answer» B. Module will shut down
8.

What kind of commands does the Adafruit FONA 3G+GPS Breakout accept?

A. Analog Commands
B. BT Commands
C. AT Commands
D. TDM Commands
Answer» D. TDM Commands
9.

Which module enables GPS capabilities to the Adafruit FONA 3G+GPS Breakout?

A. Qualcomm 8015
B. Qualcomm 20111
C. Qualcomm 234
D. Qualcomm 8013
Answer» B. Qualcomm 20111
10.

What is the use of the Adafruit FONA 3G+GPS Breakout?

A. To measure luminosity of something
B. To provide 3G Connectivity
C. To measure temperature
D. To measure Wi-Fi strength
Answer» C. To measure temperature