Microcontroller Quiz

Microcontroller has following component

• (a)RAM
• (b)Program Counter
• (c)Special Function Register
• (d)All of the above

Check

Function of SFRs are predefined by manufacturer

• (a)TRUE
• (b)FALSE

Check

Microcontroller resets whenever counter set by a watchdog timer (WDT) rolls over

• (a)TRUE
• (b)FALSE

Check

Address of each device in an I2C bus must be

• (a)unique
• (b)same
• (c)both-depends on situation
• (d)none

Check

I2C bus is multi-master bus

• (a)TRUE
• (b)FALSE

Check

Bus master in I2C bus is always microcontroller

• (a)TRUE
• (b)FALSE

Check

SPI refers to protocol used by UART chips

• (a)TRUE
• (b)FALSE

Check

Following is NOT the logic signal in a SPI bus

• (a)SCLK
• (b)MISO
• (c)SS
• (d)FIFO

Check

Number of master device supported in SPI is

• (a)One
• (b)Two
• (c)Four
• (d)All are masters

Check

Following is NOT one standard request which a host in USB communication can send

• (a)CLEAR_FEATURE
• (b)GET_STATUS
• (c)GET_DESCRIPTOR
• (d)CLEAR_DESCRIPTOR

Check

Zigbee standard is based on

• (a)IEEE 802.15.4
• (b)IEEE 802.12.1
• (c)IEEE 802.13.4
• (d)IEEE 802.15.7

Check

Maximum data rate in Zigbee standard is

• (a)1Mbps
• (b)56.6kbps
• (c)120kbps
• (d)250kpbs

Check

Following in Zigbee standard allows a receiving device to synchronize and lock onto the bit stream

• (a)Synchronization Header
• (b)PHY Header
• (c)PHY service data unit
• (d)None of the above

Check

Quantization level in an 8-bit ADC is

• (a)8
• (b)64
• (c)256
• (d)512

Check

Quantization introduces error in an ADC

• (a)TRUE
• (b)FALSE

Check

ADC in a microcontroller is always a flash ADC

• (a)TRUE
• (b)FALSE

Finish

Please select an option

Answer

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