Test: Bus Arbitration


15 Questions MCQ Test Computer Architecture & Organisation (CAO) | Test: Bus Arbitration


Description
This mock test of Test: Bus Arbitration for Computer Science Engineering (CSE) helps you for every Computer Science Engineering (CSE) entrance exam. This contains 15 Multiple Choice Questions for Computer Science Engineering (CSE) Test: Bus Arbitration (mcq) to study with solutions a complete question bank. The solved questions answers in this Test: Bus Arbitration quiz give you a good mix of easy questions and tough questions. Computer Science Engineering (CSE) students definitely take this Test: Bus Arbitration exercise for a better result in the exam. You can find other Test: Bus Arbitration extra questions, long questions & short questions for Computer Science Engineering (CSE) on EduRev as well by searching above.
QUESTION: 1

To resolve the clash over the access of the system BUS we use ______

Solution:

Answer: b
Explanation: The BUS arbitrator is used to allow a device to access the BUS based on certain parameters.

QUESTION: 2

The device which is allowed to initiate data transfers on the BUS at any time is called _____

Solution:

Answer: a
Explanation: The device which is currently accessing the BUS is called as the BUS master.

QUESTION: 3

______ BUS arbitration appproach uses the involvement of the processor

Solution:

Answer: a
Explanation: In this approach the processor takes into account the various parameters and assigns the BUS to that device.

QUESTION: 4

 The circuit used for the request line is a _________

Solution:
QUESTION: 5

 The Centralised BUS arbitration is similar to ______ interrupt circuit

Solution:
QUESTION: 6

 When the processor recieves the request from a device, it responds by sending _____

Solution:

Answer: b
Explanation: The Grant signal is passed from one device till the other until the device that has requested is found.

QUESTION: 7

 In Centralised Arbitration ______ is/are is the BUS master

Solution:

Answer: d
Explanation: The BUS master is the one that decides which will get the BUS.

QUESTION: 8

Once the BUS is granted to a device ___________

Solution:

Answer: a
Explanation: The BUS busy activated indicates that the BUS is already allocated to a device and is being used.

QUESTION: 9

The BUS busy line is made of ________

Solution:
QUESTION: 10

After the device completes its operation _____ assumes the control of the BUS.

Solution:

Answer: b
Explanation: After the device completes the operation it releases the BUS and the processor takes over it.

QUESTION: 11

The BUS busy line is used

Solution:
QUESTION: 12

Distributed arbitration makes use of ______

Solution:

Answer: d
Explanation: The device uses a 4bit ID number and based on this the BUS is allocated.

QUESTION: 13

 In Distributed arbitration, the device requesting the BUS ______

Solution:
QUESTION: 14

 How is a device selected in Distributed arbitration ?

Solution:

Answer: c
Explanation: The OR output of all the 4 lines is obtained and the device with the larger value is assigned the BUS.

QUESTION: 15

If two devices A and B contesting for the BUS have ID’s 5 and 6 respectively, which device gets the BUS based on the Distributed arbitration

Solution:

Answer: b
Explanation: The device Id’s of both the devices are passed on the lines and since the value of B is greater after the Or operation it gets the BUS.

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