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Welcome to the Peripherals and Interfacing with 8086 MCQs Page

Dive deep into the fascinating world of Peripherals and Interfacing with 8086 with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Peripherals and Interfacing with 8086, a crucial aspect of Microprocessor. In this section, you will encounter a diverse range of MCQs that cover various aspects of Peripherals and Interfacing with 8086, 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 Microprocessor.

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Check out the MCQs below to embark on an enriching journey through Peripherals and Interfacing with 8086. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Microprocessor.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Peripherals and Interfacing with 8086. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Peripherals and Interfacing with 8086 MCQs | Page 11 of 11

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Q101.
If the data is transmitted only in one direction over a single communication channel, then it is of

a.

simplex mode

b.

duplex mode

c.

semi duplex mode

d.

half duplex mode

Discuss
Answer: (a).simplex mode
Q102.
If the data transmission takes place in either direction, but at a time data may be transmitted only in one direction then, it is of

a.

simplex mode

b.

duplex mode

c.

semi duplex mode

d.

half duplex mode

Discuss
Answer: (d).half duplex mode
Q103.
In 8251A, the pin that controls the rate at which the character is to be transmitted is

a.

TXC(active low)

b.

TXC(active high)

c.

TXD(active low)

d.

RXC(active low)

Discuss
Answer: (a).TXC(active low)
Q104.
TXD(Transmitted Data Output) pin carries serial stream of the transmitted data bits along with

a.

start bit

b.

stop bit

c.

parity bit

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Q105.
The signal that may be used either to interrupt the CPU or polled by the CPU is

a.

TXRDY(Transmitter ready)

b.

RXRDY(Receiver ready output)

c.

DSR(active low)

d.

DTR(active low)

Discuss
Answer: (b).RXRDY(Receiver ready output)
Q106.
The disadvantage of RS-232C is

a.

limited speed of communication

b.

high-voltage level signaling

c.

big-size communication adapters

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Q107.
The USB supports the signaling rate of

a.

full-speed USB 1.0 at rate of 12 Mbps

b.

high-speed USB 2.0 at rate of 480 Mbps

c.

super-speed USB 3.0 at rate of 596 Mbps

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Q108.
The bit packet that commands the device either to receive data or transmit data in transmission of USB asynchronous communication is

a.

Handshake packet

b.

Token packet

c.

PRE packet

d.

Data packet

Discuss
Answer: (b).Token packet
Q109.
High speed USB devices neglect

a.

Handshake packet

b.

Token packet

c.

PRE packet

d.

Data packet

Discuss
Answer: (c).PRE packet
Page 11 of 11

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