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Microcontroller and Embedded System

Authored by LOKESHWARAN E

Professional Development

University

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Microcontroller and Embedded System
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28 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

What is true about microprocessor?

Microprocessor is a controlling unit of a micro-computer

It is fabricated on a small chip capable of performing ALU (Arithmetic Logical Unit) operations

It also communicate with the other devices connected to it.

All of the above

2.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

The __________ controls the flow of data and instructions within the computer.

control unit

register array

accumulator

ALU

3.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Which determines the number of operations per second?

Bandwidth

Word Length

Clock Speed

Operations Speed

4.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

To select Register Bank 1, RS1-RS0 Should be

0 0

0 1

1 0

1 1

5.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Program Counter in 8051 is

8 bit wide

16 bit wide

20 bit wide

6.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Media Image

Name the following image

Program Status Work (PSW)

Program Status Word (PSW)

Program Serial Word (PSW)

Peripheral Status Word (PSW)

7.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

How many SFR registers are present in memory

10

12

11

21

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