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 30 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

12

8085 Microprocessor

13

8051 Microcontroller

Q291.

CAON bit is used to

start a timer

start a A/D conversion

switch on the comparator module

switch on the bit transmission

Discuss

Answer: (c).switch on the comparator module

Q292.

P2CA4-P2CA0 bits are used for

giving the power supply to the comparator module

for selecting the mode of operation of the comparator

for connecting the non inverting inputs to the CA0-CA2 pins

all of the mentioned

Discuss

Answer: (c).for connecting the non inverting inputs to the CA0-CA2 pins

Q293.

CAREFx bits are used for

inputting a positive reference voltage

inputting a negative reference voltage

selecting the internal reference voltage

all of the mentioned

Discuss

Answer: (c).selecting the internal reference voltage

Q294.

Which of the following bits are not actually associated with the comparator module.

CAREFx

CLLDx

CAON

CAIFG

Discuss

Answer: (b).CLLDx

Q295.

Flag CAIFG is raised,

at a low level triggered pulse

at a high level triggered pulse

at the falling and rising edge of the pulse

at the falling or rising edge of the pulse

Discuss

Answer: (d).at the falling or rising edge of the pulse

Q296.

Setting a bit in the Port Disable register CAPD causes the circuits for the usual digital input and output buffers to be disconnected from the appropriate pin.

true

false

can't be said

depends on the conditions

Discuss

Answer: (a).true

Q297.

Which bit is used for exchanging the two inputs of the comparator and invert its output to compensate?

CAIFG

CASHORT

CAPD

CAEX

Discuss

Answer: (d).CAEX

Q298.

Changes in Vcc changes the value of V+ ?

true

false

can't be said

depends on the conditions

Discuss

Answer: (a).true

Q299.

The relaxation oscillator circuit helps in

calculating the duration single RC transient

setting the reference voltage

setting the clock frequency

calculating the conversion speed

Discuss

Answer: (a).calculating the duration single RC transient

Q300.

The successive approximation converters have resolution of

8-10 bits

10-12 bits

12-16 bits

16-32 bits

Discuss

Answer: (b).10-12 bits

Page 30 of 36

Welcome to the Microcontroller MCQs Page

Microcontroller MCQs | Page 30 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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