Operating System Subcategories

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

In UNIX, even an ’empty’ disk has a percentage of its space lost to ______

A. Programs
B. Inodes
C. Virtual memory
D. Stacks

By preallocating the inodes and spreading them across the volume, we ___________ the system performance.

A. Improve
B. Decrease
C. Maintain
D. Do not affect

____________ writes occur in the order in which the disk subsystem receives them, and the writes are not buffered.

A. Asynchronous
B. Regular
C. Synchronous
D. Irregular

In ___________ writes, the data is stored in the cache.

A. Asynchronous
B. Regular
C. Synchronous
D. Irregular

A file being read or written sequentially should not have its pages replaced in LRU order, because _____________

A. It is very costly
B. The most recently used page will be used last
C. It is not efficient
D. All of the mentioned

In the optimized technique for sequential access ___________ removes a page from the buffer as soon as the next page is requested.

A. Write ahead
B. Read ahead
C. Free-behind
D. Add-front

With _______ a requested page and several subsequent pages are read and cached.

A. Write ahead
B. Read ahead
C. Free-behind
D. Add-front