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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.

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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

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Q291.
CAON bit is used to

a.

start a timer

b.

start a A/D conversion

c.

switch on the comparator module

d.

switch on the bit transmission

Discuss
Answer: (c).switch on the comparator module
Q292.
P2CA4-P2CA0 bits are used for

a.

giving the power supply to the comparator module

b.

for selecting the mode of operation of the comparator

c.

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

d.

all of the mentioned

Discuss
Answer: (c).for connecting the non inverting inputs to the CA0-CA2 pins
Q293.
CAREFx bits are used for

a.

inputting a positive reference voltage

b.

inputting a negative reference voltage

c.

selecting the internal reference voltage

d.

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.

a.

CAREFx

b.

CLLDx

c.

CAON

d.

CAIFG

Discuss
Answer: (b).CLLDx
Q295.
Flag CAIFG is raised,

a.

at a low level triggered pulse

b.

at a high level triggered pulse

c.

at the falling and rising edge of the pulse

d.

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.

a.

true

b.

false

c.

can't be said

d.

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?

a.

CAIFG

b.

CASHORT

c.

CAPD

d.

CAEX

Discuss
Answer: (d).CAEX
Q298.
Changes in Vcc changes the value of V+ ?

a.

true

b.

false

c.

can't be said

d.

depends on the conditions

Discuss
Answer: (a).true
Q299.
The relaxation oscillator circuit helps in

a.

calculating the duration single RC transient

b.

setting the reference voltage

c.

setting the clock frequency

d.

calculating the conversion speed

Discuss
Answer: (a).calculating the duration single RC transient
Q300.
The successive approximation converters have resolution of

a.

8-10 bits

b.

10-12 bits

c.

12-16 bits

d.

16-32 bits

Discuss
Answer: (b).10-12 bits
Page 30 of 36

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