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Test: USB - Input-Output Organization - Computer Science Engineering (CSE) MCQ


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25 Questions MCQ Test Computer Architecture & Organisation (CAO) - Test: USB - Input-Output Organization

Test: USB - Input-Output Organization for Computer Science Engineering (CSE) 2024 is part of Computer Architecture & Organisation (CAO) preparation. The Test: USB - Input-Output Organization questions and answers have been prepared according to the Computer Science Engineering (CSE) exam syllabus.The Test: USB - Input-Output Organization MCQs are made for Computer Science Engineering (CSE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: USB - Input-Output Organization below.
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Test: USB - Input-Output Organization - Question 1

The transfer rate, when the USB is operating in low-speed of operation is _____

Detailed Solution for Test: USB - Input-Output Organization - Question 1

Answer: d
Explanation: The USB has two rates of operation the low-speed and the full-speed one.

Test: USB - Input-Output Organization - Question 2

THe high speed mode of operation of the USB was introduced by _____

Detailed Solution for Test: USB - Input-Output Organization - Question 2

Answer: c
Explanation: The high-speed mode of operation was introduced with USB 2.0,which enabled the USB to operatte at 480 Mb/s.

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Test: USB - Input-Output Organization - Question 3

The sampling process in speaker output is a ________ process.

Detailed Solution for Test: USB - Input-Output Organization - Question 3

Answer: c
Explanation: The isochronous process means each bit of data is seperated by a time interval.

Test: USB - Input-Output Organization - Question 4

 The USB device follows _______ structure.

Detailed Solution for Test: USB - Input-Output Organization - Question 4

Answer: d
Explanation: The USB has a tree structure with the root hub at the centre.

Test: USB - Input-Output Organization - Question 5

The I/O devices form the _____ of the tree structure.

Detailed Solution for Test: USB - Input-Output Organization - Question 5

Answer: a
Explanation: The I/o devices form the leaves of the structure.

Test: USB - Input-Output Organization - Question 6

USB is a parallel mode of transmission of data and this enables for the fast speeds of data transfers. 

Detailed Solution for Test: USB - Input-Output Organization - Question 6

Answer: b
Explanation: The USB does a serial mode of data transfer.

Test: USB - Input-Output Organization - Question 7

 In USB the devices can communicate with each other.

Detailed Solution for Test: USB - Input-Output Organization - Question 7

Answer: b
Explanation: It allows only the host to communicate with the devices and not between themselves.

Test: USB - Input-Output Organization - Question 8

 The device can send a message to the host by taking part in _____ for the communication path.

Test: USB - Input-Output Organization - Question 9

When the USB is connected to a system, its root hub is connected to the ________

Detailed Solution for Test: USB - Input-Output Organization - Question 9

Answer: c
Explanation: The USB’s root is connected to the processor directly using the BUS.

Test: USB - Input-Output Organization - Question 10

The devices connected to USB is assigned an ____ adrress.

Detailed Solution for Test: USB - Input-Output Organization - Question 10

Answer: d
Explanation: To make it easier for recognition the devices are given 7 bit addresses.

Test: USB - Input-Output Organization - Question 11

The USB address space can be shared by the user’s memory space. 

Detailed Solution for Test: USB - Input-Output Organization - Question 11

Answer: b
Explanation: The USB memory space is not under any address sapces and cannot be accessed.

Test: USB - Input-Output Organization - Question 12

The initial address of a device just connected to the HUB is ____ .

Detailed Solution for Test: USB - Input-Output Organization - Question 12

Answer: b
Explanation: By standard the usual address of a new device is zero.

Test: USB - Input-Output Organization - Question 13

Locations in the device to or from which data transfers can take place is called ____

Test: USB - Input-Output Organization - Question 14

A USB pipe is a ______ channel.

Detailed Solution for Test: USB - Input-Output Organization - Question 14

Answer: c
Explanation: This means that the pipe is bi-directional in sending messages or information.

Test: USB - Input-Output Organization - Question 15

The type/s of packets sent by the USB is/are _______

Detailed Solution for Test: USB - Input-Output Organization - Question 15

Answer: d
Explanation: This means that the usb gets both data and control signlas required for the transfer operation.

Test: USB - Input-Output Organization - Question 16

The first feild of any packet is _____

Detailed Solution for Test: USB - Input-Output Organization - Question 16

Answer: a
Explanation: The PID is the field that is used to identify the device (the device id).

Test: USB - Input-Output Organization - Question 17

The 4 bit PID’s are transmitted twice. 

Detailed Solution for Test: USB - Input-Output Organization - Question 17

Answer: a
Explanation: The fields are transmitted twice, once with the true values and the second time with the complemented values.

Test: USB - Input-Output Organization - Question 18

 The last field in the packet is ______

Detailed Solution for Test: USB - Input-Output Organization - Question 18

Answer: d
Explanation: The last 5 bits of the packet is used for error checking, that is cyclic redundancy check.

Test: USB - Input-Output Organization - Question 19

 The CRC bits are computed based on the values of the _____

Detailed Solution for Test: USB - Input-Output Organization - Question 19

Answer: d
Explanation: The CRC bits are calculated based on the values of the address and endp.

Test: USB - Input-Output Organization - Question 20

 The data packets can contain data upto ______

Test: USB - Input-Output Organization - Question 21

 The most important objective of the USB is to provide ______

Detailed Solution for Test: USB - Input-Output Organization - Question 21

Answer: d
Explanation: The above are all the common features of the USB.

Test: USB - Input-Output Organization - Question 22

The transmission over the USB is divided into ____

Detailed Solution for Test: USB - Input-Output Organization - Question 22

Answer: a
Explanation: To support the isochronous mode of operation the usb transmission is divided into frames.

Test: USB - Input-Output Organization - Question 23

The _____ signal is used to indiacate the beginning of a new frame.

Detailed Solution for Test: USB - Input-Output Organization - Question 23

Answer: b
Explanation: The SOF(State Of Frame) is used to inidicate the beginning of a new frame.

Test: USB - Input-Output Organization - Question 24

The SOF is transmitted every ______

Test: USB - Input-Output Organization - Question 25

The power specification of usb is _____

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