Explore topic-wise MCQs in Internet of things (IoT).

This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Internet of things (IoT) knowledge and support exam preparation. Choose a topic below to get started.

1.

DEVICE_Restore routine restores all the device registers modified by DEVICE_Init to their reset values.

A. True
B. False
Answer» B. False
2.

DEVICE_Init performs what?

A. Disabling watchdog timer and disabling APB clock
B. Enabling APB clock and enabling watchdog timer
C. Disabling watchdog timer and enabling APB clock
D. Disabling APB clock and enabling watchdog timer
Answer» D. Disabling APB clock and enabling watchdog timer
3.

DEVICE_INIT_PERFORMS_WHAT??$

A. Disabling watchdog timer and disabling APB clock
B. Enabling APB clock and enabling watchdog timer
C. Disabling watchdog timer and enabling APB clock
D. Disabling APB clock and enabling watchdog timer
Answer» D. Disabling APB clock and enabling watchdog timer
4.

DEVICE_Restore_routine_restores_all_the_device_registers_modified_by_DEVICE_Init_to_their_reset_values.$

A. True
B. False
Answer» B. False
5.

When is DEVICE_Init called?

A. Upload
B. Reset
C. Download
D. Query
Answer» C. Download
6.

DFU stands for Device Firmware Update.

A. True
B. False
Answer» B. False
7.

Which switch should be pressed to perform all commands?

A. Up switch
B. Push
C. Down switch
D. Reset switch
Answer» E.
8.

_________ command should be performed to very that the firmware image is Blinky_fast.

A. Query
B. Reset
C. Upload
D. Download
Answer» B. Reset
9.

Application/s that provide to test the bootloader functionality.

A. Blinky_Fast and B.inky-Medium
B. Only Blinky_slow
C. Only Blinky_Fast
D. Blinky_Fast and Blinky_Slow
Answer» E.
10.

If the device is programmed with a bootloader, the application image is loaded in _________ interface.

A. UART
B. USB
C. SPI
D. I2C
Answer» C. SPI
11.

All silicon labs SiMxxxxx MCUs with Flash memory are self-programmable.

A. True
B. False
Answer» B. False
12.

Boot loader consists of __________ number of components.

A. 4 components
B. 2 components
C. 3 components
D. 5 components
Answer» D. 5 components