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SPI stands for _____?

1. Serial Peripheral Interface
2. Side Peripheral Interface
3. Serial Parallel Interface
4. None of the above

✅ Correct Answer: 1

A SPI pose ____ type of serial communication interface?

1. Synchronous
2. Asynchronous
3. Duplex
4. None of the above

✅ Correct Answer: 1

A SPI is used for ____ length distance communication?

1. Short
2. Long
3. Medium
4. Zero

✅ Correct Answer: 1

Who developed SPI interface?

1. Motorola
2. Samsung
3. LG
4. Intel

✅ Correct Answer: 4

Which of the following is the typical application of SPI?

1. LCD
2. Secure digital cards
3. Embedded systems
4. All the above

✅ Correct Answer: 4

LCD stands for ____?

1. Liquid Crystal Display
2. Liquid Crystal Diode
3. Light Crystal Display
4. None of the above

✅ Correct Answer: 1

An SPI is ____ communication type BUS?

1. Serial
2. Full-duplex
3. Half-duplex
4. Both (a) and (b)

✅ Correct Answer: 4

Which of the following are the components of SPI in full duplex mode?

1. Master
2. Slave
3. Both a and b
4. None of the above

✅ Correct Answer: 3

How many master components does an SPI bus architecture has?

1. 1
2. 2
3. 3
4. 4

✅ Correct Answer: 1

A SPI has ____ number of slave components?

1. 1
2. 2
3. 3
4. Multiple

✅ Correct Answer: 4

A master component in SPI architecture is also called ___?

1. Controller
2. Selector
3. Rotor
4. None of the above

✅ Correct Answer: 1

__ is the terms used for picking up a particular slave in a SPI master and slave architecture?

1. Chip select
2. Slave select
3. Master select
4. Both a and b

✅ Correct Answer: 4

SPI is alternatively called _____?

1. 4-wire serial bus
2. 3-wire serial bus
3. 2-wire serial bus
4. All the above

✅ Correct Answer: 4

SPI bus is different from ____ protocol?

1. SSI
2. SIP
3. TCP
4. IP

✅ Correct Answer: 1

Which of the following are the properties of SSI protocol?

1. Variant signaling
2. Simplex communication
3. Zero delay
4. Both a and b

✅ Correct Answer: 4

Which of the following is the quantity of a SSI protocols simplex communication?

1. 1
2. 2
3. 3
4. 4

✅ Correct Answer: 1

How many logic signals does an SPI bus has?

1. 1
2. 2
3. 3
4. 4

✅ Correct Answer: 4

SCLK in SPI bus architecture stands for ____?

1. Serial clock
2. Side clock
3. Silent clock
4. None of the above

✅ Correct Answer: 1

SCLK is the data _____ in SPI bus architecture?

1. Output
2. Input
3. Both a and b
4. None of the above

✅ Correct Answer: 1

From which of the following component SCLK receives input?

1. Master
2. Slave
3. Both a and b
4. None of the above

✅ Correct Answer: 1

MOSI in SPI architecture stands for?

1. Master Out Slave In
2. Must Out Slave In
3. Master Out Side In
4. None of the above

✅ Correct Answer: 1

MOSI has data ____ from master?

1. In
2. Out
3. Both a and b
4. None of the above

✅ Correct Answer: 2

MISO stands for?

1. Master In Slave Out
2. Mute In Slave Out
3. Master In Side Out
4. None of the above

✅ Correct Answer: 1

CS in SPI architecture stands for _____?

1. Chip select
2. Cut select
3. Chord select
4. All of the above

✅ Correct Answer: 1

Which of the following are the control signals of MOSI?

1. SIMO, MTSR
2. SOMI, MRST
3. SDI, DI, DIN
4. both a and b

✅ Correct Answer: 4

Which of the following are the control signals of MISO?

1. SOMI,MTSR
2. SDI, DI, DIN, SI
3. SDO, DO, DOUT, SO
4. All of the above

✅ Correct Answer: 4

Which of the following are slave select pins in SPI?

1. SS,SS(bar)
2. CS, CS (bar)
3. CE
4. All of the above

✅ Correct Answer: 1

Which of the following are chip select pins in SPI?

1. SS,SS(bar)
2. CS, CS (bar)
3. CE
4. All the above

✅ Correct Answer: 3

When one device is used in SPI architecture which pin is set low?

1. SS
2. CE
3. CS (bar)
4. None of the above

✅ Correct Answer: 1

SPI protocol is used in ___ field of engineering?

1. Embedded system
2. Digital system
3. Mechanical system
4. All of the above

✅ Correct Answer: 1

Which of the following is the limitation in absence of protocol bus?

1. More complex
2. More power consumption
3. Difficult in design
4. All the above

✅ Correct Answer: 4

Which of the following is the type of communication used in embedded system?

1. Serial
2. Parallel
3. Concurrent
4. Both a and b

✅ Correct Answer: 1

Which of the following are serial communication type protocols?

1. UART
2. CAN
3. SPI
4. All of the above

✅ Correct Answer: 4

Which of the following are the characteristic of serial communication protocol?

1. Greater speed
2. Less data loss
3. Less complex design
4. All of the above

✅ Correct Answer: 4

____ is also represents serial data?

1. Electrically coded
2. Mechanical arranged
3. Both a and b
4. None of the above

✅ Correct Answer: 1

In which form electrically coded data is transferred in SPI?

1. Bit by Bit
2. Bulk
3. Parallel
4. Both a and b

✅ Correct Answer: 1

Which of the following are the communication components of embedded systems?

1. Controllers
2. Sensors
3. Actuators
4. All of the above

✅ Correct Answer: 4

In which of the following form digital data is converted before transmitting to microcontroller?

1. 1 byte
2. 8 bits
3. Binary word
4. All of the above

✅ Correct Answer: 4

The serial type data in an embedded system is transmitted to its peripheral devices depending on ____?

1. Clock
2. Devices
3. BUS
4. Protocols

✅ Correct Answer: 1

The serial type data in an embedded system is transmitted to its peripheral devices depending on ____?

1. Clock
2. Devices
3. BUS
4. Protocols

✅ Correct Answer: 1

The rate of transmission is also called ____?

1. Baud rate
2. Speed rate
3. Accelerate rate
4. None of the above

✅ Correct Answer: 1

What is the total size of transmitted data in bits/sec, when 12 bytes of data is transmitted?

1. 90
2. 96
3. 99
4. 100

✅ Correct Answer: 2

SPI is a bit ______ than other protocols like USB, Ethernet.

1. High
2. Low
3. Slower
4. Faster

✅ Correct Answer: 3

SPI bridges between MC’s and sensors where high amounts of high____ parameter data will not be transferred.

1. istance
2. speed
3. Time
4. Quantity

✅ Correct Answer: 2

Bits communicated between devices is due to changes in ______ parameter?

1. Current
2. Voltage
3. Inductance
4. Resistance

✅ Correct Answer: 2

____ bit is communicated as a short type pulse of 0 volts.

1. 2
2. 1
3. 0
4. None of the above

✅ Correct Answer: 3

_____ Module uses SPI to communicate data with MC’s.

1. RFID card reader
2. Master card reader
3. Slave card reader
4. Parallel card reader

✅ Correct Answer: 1

The number of slaves is limited by loads _______ property of the system.

1. Inductance
2. Capacitance
3. Resistance
4. Voltage

✅ Correct Answer: 2

Speed of ______ which parameter is identified by frequency of clock signal.

1. Data receive
2. Data transfer
3. Receiving information
4. None of the above

✅ Correct Answer: 2

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SPI Protocol MCQs Unit 1