Computer organization mcqs usb

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Computer organization mcqs usb

Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The transfer rate, when the USB is operating in low-speed of operation is .....
A
5 Mb/s
B
12 Mb/s
C
2.5 Mb/s
D
1.5 Mb/s
Question 1 Explanation: 
The USB has two rates of operation the low-speed and the full-speed one.
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The high speed mode of operation of the USB was introduced by .....
A
ISA
B
USB 3.0
C
USB 2.0
D
ANSI
Question 2 Explanation: 
The high-speed mode of operation was introduced with USB 2.0, which enabled the USB to operate at 480 Mb/s.
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The sampling process in speaker output is a ..... process.
A
Asynchronous
B
Synchronous
C
Isochronous
D
None of the mentioned
Question 3 Explanation: 
The isochronous process means each bit of data is separated by a time interval.
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The USB device follows ..... structure.
A
List
B
Huffman
C
Hash
D
Tree
Question 4 Explanation: 
The USB has a tree structure with the root hub at the centre.
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The I/O devices form the ..... of the tree structure.
A
Leaves
B
Subordinate roots
C
Left subtrees
D
Right subtrees
Question 5 Explanation: 
The I/o devices form the leaves of the structure.
There are 5 questions to complete.

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