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.

Till what voltage are the logic pins on the RFID Module resistant to?

A. 5V
B. 3.3V
C. 2V
D. 12V
Answer» B. 3.3V
2.

What is the minimum working current internally in the RFID Module?

A. 12 mA
B. 13 mA
C. 10 mA
D. 1 mA
Answer» C. 10 mA
3.

Is there an interrupt pin on the RFID Module?

A. Yes
B. No
Answer» B. No
4.

What is the maximum read range of the RFID Module?

A. 2 cm
B. 1 cm
C. 10 cm
D. 5 cm
Answer» E.
5.

What is the maximum data rate of the RFID Module?

A. 11 Mbps
B. 1 Kbps
C. 10 Mbps
D. 11 Gbps
Answer» D. 11 Gbps
6.

Which frequency does the RFID Module operate in?

A. 12.98 MHz
B. 14.67 MHz
C. 19.56 MHz
D. 13.56 MHz
Answer» E.
7.

What will happen if we supply a voltage of 25V to the Vcc of the RFID Module?

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.

Is there an SDA pin on the RFID Module?

A. Yes
B. No
Answer» B. No
9.

What is the role of the MISO pin in the RFID Module?

A. Master In Slave Out
B. Manage Internal Slave Output
C. Master Internal Search Optimization
D. Manage Input Slave Op
Answer» B. Manage Internal Slave Output
10.

What is the use of the RFID Module?

A. Object Identification
B. To provide 3G Connectivity
C. To measure temperature
D. To measure Wi-Fi strength
Answer» B. To provide 3G Connectivity