Kernel Io Subsystems MCQs

10 MCQs — Operating System MCQs

Practice Kernel Io Subsystems MCQs with correct answers and explanations. These questions are from the Operating System MCQs section.

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Operating System Subcategories

Application Io Interface 1	Application Io Interface 2
Atomic Transactions	Basics
Classic Sync Problems	Communication Systems Bandwidth Transmission Medium
Cpu Scheduling	Cpu Scheduling 2
Cpu Scheduling Algorithms 1	Cpu Scheduling Algorithms 2
Cpu Scheduling Benefits	Critical Section Problem
Deadlock	Deadlock Avoidance
Deadlock Detection	Deadlock Prevention
Deadlock Recovery	Disk Management
Disk Scheduling 1	Disk Scheduling 2
Distributed File System	Distributed Operating System
Distributed Synchronization	File System 1
File System Allocation Methods 1	File System Allocation Methods 2
File System Allocation Methods 3	File System Concepts
File System Free Space Performance	File System Implementation
File System Interface Access Methods 1	File System Interface Access Methods 2
File System Interface Directory Structure 1	File System Interface Directory Structure 2
File System Interface Mounting Sharing	File System Interface Protection
File System Recovery	Inter Process Communication
Io Subsystem	Kernel Io Subsystems
Linux	Mass Storage Raid 1
Mass Storage Raid 2	Mass Storage Tertiary Storage
Memory Allocation 1	Memory Allocation 2
Memory Management	Memory Management Paging 1
Memory Management Paging 2	Memory Management Segmentation
Memory Management Swapping 1	Memory Management Swapping 2
Multi Threading Models	Multimedia System Compression 1
Multimedia System Compression 2	Multimedia System Compression 3
Multimedia System Cpu Disk Scheduling	Multimedia System Network Management
Network File System 1	Network File System 2
Network Structure Topology	Operating System
Process Control Block	Process Creation
Process Rpc	Process Scheduling Queue
Process Structures	Process Sync Monitors
Process Synchronization	Processes
Protection Access Matrix	Protection Concepts
Protection Memory Protection	Protection Revocation Access Rights
Robustness	Rtos
Secondary Storage	Security
Security Cryptography	Security Intrusion Detection
Security Program System Threats	Security System Facility
Security User Authentication	Semaphores 1
Semaphores 2	Swap Space Management
Threads	Threads Cancellation
Threads Fork Exec	Threads Pools
Threads Signal Handling	Threads Ult Klt
Two Port Network	Virtual Memory
Virtual Memory Demand Paging	Virtual Memory Frame Allocation
Virtual Memory Page Replacement Algorithms 1	Virtual Memory Page Replacement Algorithms 2
Virtual Memory Thrashing

Buffering is done to ____________

A. Cope with device speed mismatch
B. Cope with device transfer size mismatch
C. Maintain copy semantics
D. All of the mentioned

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Caching is ________ spooling.

A. Same as
B. Not the same as
C. All of the mentioned
D. None of the mentioned

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Caching ____________

A. Holds a copy of the data
B. Is fast memory
C. Holds the only copy of the data
D. Holds output for a device

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Spooling ____________

A. Holds a copy of the data
B. Is fast memory
C. Holds the only copy of the data
D. Holds output for a device

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The ________ keeps state information about the use of I/O components.

A. Cpu
B. Os
C. Kernel
D. Shell

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The kernel data structures include ____________

A. Process table
B. Open file table
C. Close file table
D. All of the mentioned

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Windows NT uses a __________ implementation for I/O.

A. Message ? passing
B. Draft ? passing
C. Secondary memory
D. Cache

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A ________ is a full duplex connection between a device driver and a user level process.

A. Bus
B. I/o operation
C. Stream
D. Flow

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I/O is a _________ in system performance.

A. Major factor
B. Minor factor
C. Does not matter
D. None of the mentioned

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If the number of cycles spent busy – waiting is not excessive, then ____________

A. Interrupt driven i/o is more efficient than programmed i/o
B. Programmed i/o is more efficient than interrupt driven i/o
C. Both programmed and interrupt driven i/o are equally efficient
D. None of the mentioned

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