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

On systems where there are multiple operating system, the decision to load a particular one is done by _____________

A. Boot loader
B. Bootstrap
C. Process control block
D. File control block

The three major methods of allocating disk space that are in wide use are _____________

A. Contiguous
B. Linked
C. Indexed
D. All of the mentioned

In contiguous allocation _____________

A. Each file must occupy a set of contiguous blocks on the disk
B. Each file is a linked list of disk blocks
C. All the pointers to scattered blocks are placed together in one location
D. None of the mentioned

In linked allocation _____________

A. Each file must occupy a set of contiguous blocks on the disk
B. Each file is a linked list of disk blocks
C. All the pointers to scattered blocks are placed together in one location
D. None of the mentioned

In indexed allocation _____________

A. Each file must occupy a set of contiguous blocks on the disk
B. Each file is a linked list of disk blocks
C. All the pointers to scattered blocks are placed together in one location
D. None of the mentioned

The VFS (virtual file system) activates file system specific operations to handle local requests according to their _______

A. Size
B. Commands
C. Timings
D. File system types

What is the real disadvantage of a linear list of directory entries?

A. Size of the linear list in memory
B. Linear search to find a file
C. It is not reliable
D. All of the mentioned

Contiguous allocation of a file is defined by _____________

A. Disk address of the first block & length
B. Length & size of the block
C. Size of the block
D. Total size of the file

One difficulty of contiguous allocation is _____________

A. Finding space for a new file
B. Inefficient
C. Costly
D. Time taking

_______ and ________ are the most common strategies used to select a free hole from the set of available holes.

A. First fit, best fit
B. Worst fit, first fit
C. Best fit, worst fit
D. None of the mentioned