Operating System Mcqs

Page No. 101

How is access to resources of various machines is done?


aRemote logging using ssh or telnet

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bZone are configured for automatic access

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cFTP is not used

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dAll of the mentioned

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What are characteristic of Network Operating Systems?


aUsers are aware of multiplicity of machines

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bthey are transparent

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cThey are simple to use

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dAll of the mentioned

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What are the types of distributed operating system?


aNetwork Operating system

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bZone based Operating system

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cLevel based Operating system

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dAll of the mentioned

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What is not a major reason for building distributed systems?


aResource sharing

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b Computation speedup

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c Reliability

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dSimplicity

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View Answer Simplicity

What are the characteristics of a distributed file system?


aIts users, servers and storage devices are dispersed

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bService activity is not carried out across the network

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cThey have single centralized data repository

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dThere are multiple dependent storage devices

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What are the characteristics of processor in distributed system?


aThey vary in size and function

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b They are same in size and function

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cThey are manufactured with single purpose

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d They are real-time devices

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What is not true about a distributed system?


aIt is a collection of processor

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bAll processors are synchronized

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cThey do not share memory

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dNone of the mentioned

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What is a common problem found in distributed system?


aProcess Synchronization

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bCommunication synchronization

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cDeadlock problem

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dPower failure

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View Answer Deadlock problem

How is are collisions avoided in network?


aCarrier sense with multiple access (CSMA); collision detection (CD)

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bCarrier sense multiple access with collision avoidance

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c Message slots

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d All of the mentioned

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What are routing strategies which is not used in distributed systems?


aFixed routing

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bFixed routing

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cToken switching

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dPacket switching

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View Answer Token switching

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