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MCQ

Q.

Which of the following pin of the LCD is used for adjusting its contrast?

A

pin no 3

B

pin no 1

C

pin no 3

D

pin no 2

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MCQ

1.

Which of the following is the function of the TMOD register?

A

It is used to interrupt the timer

B

It is used to load the count of the timer

C

It is used to set different timer

D

It Is the destination or the final register where the result is obtained after the operation of the timer

Discussion

MCQ

2.

How many timers/counter 8051 16-bit microprocessor have?

A

1

B

2

C

5

D

8

Discussion

MCQ

3.

........... signal control the flow of data

A

DTR

B

RTS

C

Both 1 & 2

D

None of the above

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4.

This type of microcontroller is generally used in automatically controlled appliances like automatic operational machines.

A

8-bit microcontroller

B

16-bit microcontroller

C

32-bit microcontroller

D

64-bit microcontroller

Discussion

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5.

In 8086 microprocessor , the address bus is ________ bit wide

A

10 bit

B

20 bit

C

16 bit

D

12 bit

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