Multiple Choice Questions & Answers on IOT USB Bootloader

1. If the device is programmed with a bootloader, the application image is loaded in _________ interface.
a) UART
b) USB
c) SPI
d) I2C
Answer: USB

2. Boot loader consists of __________ number of components.
a) 4 components
b) 2 components
c) 3 components
d) 5 components
Answer: 3 components

3. _________ command should be performed to very that the firmware image is Blinky_fast.
a) Query
b) Reset
c) Upload
d) Download
Answer: Query

4. When is DEVICE_Init called?
a) Upload
b) Reset
c) Download
d) Query
Answer: Reset

5. 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: Blinky_Fast and Blinky_Slow

6. A bootloader package designed to allow users to select between multiple operating systems installed on a single system.
a) Syslinux
b) Grub4dos
c) Both a & b
d) None of these
Answer: Grub4dos

7. 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: Disabling watchdog timer and enabling APB clock

8. Which switch should be pressed to perform all commands?
a) Up switch
b) Push
c) Down switch
d) Reset switch
Answer: Reset switch

9. A lightweight bootloader package designed to allow users to select between multiple Linux or Unix installations.
a) Grub4dos
b) Syslinux
c) Grub5dos
d) linux
Answer: Syslinux

10. DEVICE_Restore routine restores all the device registers modified by DEVICE_Init to their reset values.
a) True
b) False
Answer: True

11. All silicon labs SiMxxxxx MCUs with Flash memory are self-programmable.
a) True
b) False
Answer: True

12. DFU stands for Device Firmware Update.
a) True
b) False
Answer: True

13. BIOS does not support GPT-partitioned volumes.

a) True
b) False
Answer: True

14. If the motherboard uses legacy BIOS system, you should choose MBR.
a) True
b) False
Answer: True

15. If the motherboard on your computer supports UEFI (Unified Extensile Firmware), you can choose MBR.
a) True
b) False
Answer: False