Welcome to the Microcontroller MCQs Page

Dive deep into the fascinating world of Microcontroller with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Microcontroller, a crucial aspect of Computer Architecture. In this section, you will encounter a diverse range of MCQs that cover various aspects of Microcontroller, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Computer Architecture.

Check out the MCQs below to embark on an enriching journey through Microcontroller. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Computer Architecture.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Microcontroller. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Microcontroller MCQs | Page 17 of 36

Explore more Topics under Computer Architecture

01

Computer Architecture Basics

02

Digital Logic Circuits

03

Digital Components

04

Digital Data Representation

05

Microoperations

06

Basic Computer Organization

07

Pipeline and Vector Processing

08

Computer Arithmetic

09

Input Output Organization

10

Memory Organization

11

Multiprocessors

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8085 Microprocessor

13

8051 Microcontroller

Q161.

Which frequency is not recommended for SPI clock?

fosc/4

fosc/64

fosc/16

fosc/2

Discuss

Answer: (d).fosc/2

Q162.

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

SPI2X= 0, SPR1= 0, SPR0=1

SPI2X= 0, SPR1= 1, SPR0=0

SPI2X= 1, SPR1= 1, SPR0=0

SPI2X= 0, SPR1= 1, SPR0=1

Discuss

Answer: (a).SPI2X= 0, SPR1= 0, SPR0=1

Q163.

Which of the following is correct?

I2C is a technique by which data is transmitted with the help of only eight pins

SDA is used to synchronize data transfer between two chips

TWI is an another name for I2C

All of the mentioned

Discuss

Answer: (c).TWI is an another name for I2C

Q164.

Which of the following is true about the I2C protocols?

the data line cannot change when the clock line is high

the data line can change when the clock line is high

the clock line cannot change when the data line line is high

the clock line can change when the data line is high

Discuss

Answer: (a).the data line cannot change when the clock line is high

Q165.

I2C is a connection oriented communication protocol.

true

false

can't be said

depends on the conditions

Discuss

Answer: (a).true

Q166.

The STOP condition is generated by a

high to low change in the SDA line when the SCL is low

high to low change in the SDA line when the SCL is high

low to high change in the SDA line when the SCL is low

low to high change in the SDA line when the SCL is high

Discuss

Answer: (c).low to high change in the SDA line when the SCL is low

Q167.

For receiving the acknowledgement

SDA from transmitter should be high

SDA from transmitter should be low

SDA from receiver should be high

SDA from receiver should be low

Discuss

Answer: (d).SDA from receiver should be low

Q168.

What steps are followed to complete the data transfer?

START condition, STOP condition

Address packet

One or more data packet

All of the mentioned

Discuss

Answer: (d).All of the mentioned

Q169.

I2C is ideal for short distances?

true

false

can't be said

depends on the conditions

Discuss

Answer: (a).true

Q170.

Which of the following is a register used for programming AVR’s I2C module?

TWBR

TWCR

TWSR

All of the mentioned

Discuss

Answer: (d).All of the mentioned

Page 17 of 36

Welcome to the Microcontroller MCQs Page

Microcontroller MCQs | Page 17 of 36

Explore more Topics under Computer Architecture

Computer Architecture Basics

Digital Logic Circuits

Digital Components

Digital Data Representation

Microoperations

Basic Computer Organization

Pipeline and Vector Processing

Computer Arithmetic

Input Output Organization

Memory Organization

Multiprocessors

8085 Microprocessor

8051 Microcontroller

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