A Design concept Refinement is a :
| A. | Top-down approach |
| B. | Complementary of Abstraction concept |
| C. | Process of elaboration |
| D. | All of the above |
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Option: D Explanation : Click on Discuss to view users comments. |
A software design is highly modular if :
| A. | cohesion is functional and coupling is data type. |
| B. | cohesion is coincidental and coupling is data type. |
| C. | cohesion is sequential and coupling is content type. |
| D. | cohesion is functional and coupling is stamp type. |
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Option: A Explanation : Click on Discuss to view users comments. |
Match the following for operating system techniques with the most appropriate advantage :
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List – I |
List – II |
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(a) Spooling |
(i) Allows several jobs in memory to improve CPU utilization |
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(b) Multiprogramming |
(ii) Access to shared resources among geographically dispersed computers in a transparent way |
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(c) Time sharing |
(iii) Overlapping I/O and computations |
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(d) Distributed computing |
(iv) Allows many users to share a computer simultaneously by switching processor frequently |
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Codes: |
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| A. | (iii) (i) (ii) (iv) |
| B. | (iii) (i) (iv) (ii) |
| C. | (iv) (iii) (ii) (i) |
| D. | (ii) (iii) (iv) (i) |
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Option: B Explanation : Click on Discuss to view users comments. |
Which of the following statements is not true for Multi-Level Feedback Queue processor scheduling algorithm?
| A. | Queues have different priorities |
| B. | Each queue may have different scheduling algorithm |
| C. | Processes are permanently assigned to a queue |
| D. | This algorithm can be configured to match a specific system under design |
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Option: C Explanation : Click on Discuss to view users comments. |
What is the most appropriate function of Memory Management Unit (MMU)?
| A. | It is an associative memory to store TLB |
| B. | It is a technique of supporting multiprogramming by creating dynamic partitions |
| C. | It is a chip to map virtual address to physical address |
| D. | It is an algorithm to allocate and deallocate main memory to a process |
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Option: C Explanation : Click on Discuss to view users comments. |
