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SPI Communication always depends on ________, as it generates clock signals.

1. Slave
2. Clock
3. Master
4. Timer

✅ Correct Answer: 3

The clock signal in SPI is updated via properties of ______?

1. Clock Polarity
2. Timer
3. Interfacing
4. Master

✅ Correct Answer: 1

Clock polarity in SPI are sampled on either rising or _____ type edge of the clock cycle.

1. Standing
2. Falling
3. Steady
4. Continuous

✅ Correct Answer: 2

Clock phase in SPI are sampled on either the first or _____ number edge of the clock cycle.

1. First
2. Second
3. Both a and b
4. Last

✅ Correct Answer: 2

____ can be set by the master to access for bits to be the output.

1. Clock polarity
2. Timing signal
3. Synchronous
4. Asynchronous

✅ Correct Answer: 1

In ____________ state, the select line of slave is kept at high voltage level.

1. Transmitting
2. Idle
3. Continuous
4. Restart

✅ Correct Answer: 2

___ pins in multiple are available on the master side of SPI.

1. CS/SS
2. CC/SS
3. CS/CS
4. SS/CS

✅ Correct Answer: 1

Multiple slaves are connected to many master or single master which can be wired in ______ fashion?

1. Serial
2. Parallel
3. Hybrid
4. None of the above

✅ Correct Answer: 2

If one CS/SS pin exists then multiple slaves are connected to master by ________ process?

1. Timing circuit
2. Clock Signal
3. Daisy-chaining
4. Cycling

✅ Correct Answer: 2

Data transferred from master to slave is sent via _____ first.

1. LSB
2. MSB
3. USB
4. SPI

✅ Correct Answer: 2

Data transferred from slave to master is sent with _____ first.

1. LSB
2. MSB
3. USB
4. SPI

✅ Correct Answer: 1

Slave is in operating state when master switches CS/SS pin to ____ voltage state.

1. High
2. Low
3. More
4. Fast

✅ Correct Answer: 2

When master sends data over MOSI line then which component _____ reads the bits as they received.

1. Master
2. Slave
3. Timer
4. Circuit

✅ Correct Answer: 2

In SPI which bits are absent?

1. Stop
2. Continues
3. Starts
4. Both a and c

✅ Correct Answer: 4

SPI has a higher data transfer rate than _____?

1. USB
2. USART
3. I2C
4. IPC

✅ Correct Answer: 3

Data transfer and receive done at same time via ____ lines.

1. MOSI
2. MISO
3. MSOI
4. Both a and b

✅ Correct Answer: 4

Disadvantage of SPI is it requires____ number of wires?

1. Two
2. Four
3. Three
4. One

✅ Correct Answer: 2

Disadvantage of SPI is it allows only ____ number of master?

1. Single
2. Multiple
3. More
4. Null

✅ Correct Answer: 1

Error checking can’t be done using _____ protocol.

1. SPI
2. I2C
3. UART
4. IPC

✅ Correct Answer: 1

______ is not present on data received in SPI.

1. Acknowledgement
2. Distance
3. Correctness
4. Receipt

✅ Correct Answer: 1

SPI has no _______ slave addressing system.

1. Complicated
2. Easy
3. Clarity
4. Moderate

✅ Correct Answer: 1

Slaves in SPI with master clock doesn’t require ______ type of oscillators.

1. Inaccuracy
2. Precision
3. Simple
4. Complex

✅ Correct Answer: 2

Slaves in SPI doesn’t require ______ type of address.

1. Complex
2. Simple
3. Unique
4. More easy

✅ Correct Answer: 3

______ are not necessary in SPI, unlike CAN bus.

1. Receivers
2. Transmitters
3. Oscillators
4. Transceivers

✅ Correct Answer: 4

SPI has higher ________ than I2C or SMBus.

1. Flexibility
2. Bandwidth
3. Throughput
4. None of the above

✅ Correct Answer: 3

AVR Controllers are coded using a _____ Interface.

1. UART
2. USB
3. I2C
4. SPI

✅ Correct Answer: 4

AVR Controllers are coded using a _____ Interface.

1. UART
2. USB
3. I2C
4. SPI

✅ Correct Answer: 4

SPI distance can be handled via transceivers like ______?

1. RS-232
2. RS-422
3. RS-109
4. RS-101

✅ Correct Answer: 2

In SPI, master can ______ the next clock edge to slow the transfer rate.

1. Continues
2. Delay
3. Passes
4. Moves

✅ Correct Answer: 2

A Full duplex capability makes ______ protocol very simple for master/slave applications.

1. UART
2. USB
3. SPI
4. I2C

✅ Correct Answer: 3

Daisy chain ype configuration requires _____ to gain a bank of I/P’s or O/P’s via SPI.

1. Actuators
2. Shift registers
3. Oscillators
4. ICs

✅ Correct Answer: 2

_______ are used in Independent slave configuration between power sources and chip selections?

1. Shift registers
2. Pull-up resistors
3. Thermistors
4. Oscillators

✅ Correct Answer: 2

Sometimes SPI uses other signals to send an _______signal inorder to host the CPU.

1. Interrupt
2. Timing
3. Clock
4. None of the above

✅ Correct Answer: 1

Quad SPI, Dual SPI are variants of _____ mode of communication.

1. Full duplex Half duplex
2. Half duplex
3. Semi
4. None of the above

✅ Correct Answer: 2

SPI protocol ______ are tools which sample an SPI bus and decode the electrical signals.

1. Registers
2. Oscillators
3. Analyzers
4. Timers

✅ Correct Answer: 3

If slave devices are not selected then their MISO Signal becomes _______? High impedance

1. High impedance
2. Low impedance
3. Low impedance
4. none of these

✅ Correct Answer: 2

Signals in SPI are unidirectional which allows easy ______ isolation?

1. Galvanic
2. Thermometer
3. Thermistor
4. None of These

✅ Correct Answer: 1

Signals in SPI are unidirectional which allows easy ______ isolation?

1. Galvanic
2. Thermometer
3. Thermistor
4. None of These

✅ Correct Answer: 1

QSPI stands for ___________?

1. Quality Serial Peripheral
2. Queued SPI
3. Quants SPI
4. Quantity SPI

✅ Correct Answer: 2

There are similarities between SPI and _____ protocol.

1. FPGA
2. JTAG
3. PPI
4. I2C

✅ Correct Answer: 2

If CPOL and CPHA are 0, then the data is sampled at the main ____ edge of the clock.

1. Falling
2. Rising
3. Decrease
4. Decrement

✅ Correct Answer: 2

If CPOL =1 and CPHA are 0, then the data is sampled at the main ____ edge of the clock.

1. Falling
2. Rising
3. Increase
4. High

✅ Correct Answer: 1

If CPOL =1 and CPHA are 1, then the data is sampled at the drag ____ edge of the clock.

1. Falling
2. Rising
3. Decrease
4. Decrement

✅ Correct Answer: 2

Using the Arduino module, SPI is programmed using _____ commands?

1. ShiftIn()
2. SizeIn()
3. ShiftDown()
4. ShiftUp()

✅ Correct Answer: 1

Using the Arduino SPI Library, the speed is set by the ______ function?

1. sSetClockDivider()
2. setUp()
3. setDown()
4. setIn()

✅ Correct Answer: 1

Using the Arduino SPI Library, the data is sent by the ______ function?

1. setClockDivider()
2. setBitOrder()
3. setDown()
4. setIn()

✅ Correct Answer: 2

Using the Arduino SPI Library, the raising and falling edge is controlled by ___ function?

1. setClockDivider()
2. setBitOrder()
3. setDataMode()
4. setIn()

✅ Correct Answer: 3

Using the Arduino SPI Library, the clock frequency which divides is ____ MHz.

1. 11
2. 12
3. 16
4. 14

✅ Correct Answer: 3

SPI supports _____ peripherals.

1. Single
2. Multiple
3. Low
4. High

✅ Correct Answer: 4

COPI stands for _______?

1. Clock from controller
2. Clock Out Pin in
3. Controller Out peripheral In
4. Controller In Peripheral Out

✅ Correct Answer: 3

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SPI Protocol MCQs Unit 2