SPI Protocol MCQ

Test your knowledge with important SPI Protocol MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more SPI Protocol MCQs at Bissoy

• To select the value of the clock to be fosc/16, what are the appropriate values?
  ক

  SPI2X= 0, SPR1= 0, SPR0=1

  খ

  SPI2X= 0, SPR1= 1, SPR0=0

  গ

  SPI2X= 1, SPR1= 1, SPR0=0

  ঘ

  SPI2X= 0, SPR1= 1, SPR0=1
• Which frequency is not recommended for SPI clock?
  ক

  fosc/4

  খ

  fosc/64

  গ

  fosc/16

  ঘ

  fosc/2
• SPI can act as a half duplex transmission?
  ক

  true

  খ

  false

  গ

  depends on the conditions

  ঘ

  can’t be said
• How do we set the SPI, to operate in the master mode 1?
  ক

  We set the MSTR bit, and make the CPOL= 1 and CPHA=0

  খ

  We set the MSTR bit, and make the CPOL= 0 and CPHA=1

  গ

  We reset the MSTR bit, and make the CPOL= 1 and CPHA=0

  ঘ

  We reset the MSTR bit, and make the CPOL= 0 and CPHA=1
• In AVR, which of the following registers are used for SPI?
  ক

  SPSR

  খ

  SPCR

  গ

  SPDR

  ঘ

  All of the mentioned
• In SPI write, LSB goes first?
  ক

  true

  খ

  false

  গ

  can’t be said

  ঘ

  depends on the cases
• If CPHA= 0 and CPOL=1, then which of the following is true?
  ক

  read on rising edge, changed on a falling edge

  খ

  read on falling edge, changed on a rising edge

  গ

  write on rising edge, changed on a falling edge

  ঘ

  write on rising edge, changed on a falling edge
• What is the function of the CE pin in SPI?
  ক

  it is used for synchronization

  খ

  it is used as a transmitting pin

  গ

  it is used as a receiving pin

  ঘ

  it is used to initiate and terminate the data transfer
• Why do we make the connection of the SCLK for communicating serially between two devices?
  ক

  to get a clock output from the device

  খ

  to synchronize the two devices

  গ

  to obtain an analog output

  ঘ

  all of the mentioned
• SMBUS stands for ___________
  ক

  Serial Memory Bus

  খ

  Serial Management Bus

  গ

  System Management Bus

  ঘ

  System Memory Bus
• Do SPI have internal flash?
  ক

  True

  খ

  False
• Which has a half duplex communication?
  ক

  Queued SPI

  খ

  Microwire

  গ

  Microwire/plus

  ঘ

  Quad SPI
• __________ is a predecessor of SPI.
  ক

  Queued SPI

  খ

  Microwire

  গ

  Microwire/plus

  ঘ

  Quad SPI
• Which of the following is the type of SPI controller?
  ক

  Queued SPI

  খ

  Microwire

  গ

  Microwire/plus

  ঘ

  Quad SPI
• Which of the following is the disadvantage in SPI?
  ক

  Full duplex communication

  খ

  Push pull drivers

  গ

  Unidirectional signals

  ঘ

  More pins
• Which of the following is an advantage of SPI?
  ক

  No start and stop bits

  খ

  Use 4 wires

  গ

  Allows for single master

  ঘ

  Error checking is not present
• MISO means _________
  ক

  Line for master to send data to the slave

  খ

  Line for the slave to send data to the master

  গ

  Line for the clock signal

  ঘ

  Line for the master to select which slave to send data to
• MOSI means __________
  ক

  Line for master to send data to the slave

  খ

  Line for the slave to send data to the master

  গ

  Line for the clock signal

  ঘ

  Line for the master to select which slave to send data to
• SPI uses how many lines?
  ক

  4 lines

  খ

  1 line

  গ

  3 lines

  ঘ

  2 lines
• How many logic signals are there in SPI?
  ক

  5 signals

  খ

  6 signals

  গ

  4 signals

  ঘ

  7 signals
• SPI is described as Asynchronous serial interface.
  ক

  True

  খ

  False
• Do SPI have/has a single master?
  ক

  True

  খ

  False
• SPI device communicates in _________
  ক

  Simplex

  খ

  Half duplex

  গ

  Full duplex

  ঘ

  Both half and full duplex
• Secure digital card application uses which protocol?
  ক

  UART

  খ

  SPI

  গ

  I2C

  ঘ

  USART