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

The UNIX sytem uses a/an ________ stored at the beginning of a some files to indicate roughly the type of file.

A. Identifier
B. Extension
C. Virtual number
D. Magic number

The larger the block size, the ______ the internal fragmentation.

A. Greater
B. Lesser
C. Same
D. None of the mentioned

In the sequential access method, information in the file is processed ____________

A. One disk after the other, record access doesnt matter
B. One record after the other
C. One text document after the other
D. None of the mentioned

Sequential access method ______ on random access devices.

A. Works well
B. Doesnt work well
C. Maybe works well and doesnt work well
D. None of the mentioned

The direct access method is based on a ______ model of a file, as _____ allow random access to any file block.

A. Magnetic tape, magnetic tapes
B. Tape, tapes
C. Disk, disks
D. All of the mentioned

For a direct access file ____________

A. There are restrictions on the order of reading and writing
B. There are no restrictions on the order of reading and writing
C. Access is restricted permission wise
D. Access is not restricted permission wise

A relative block number is an index relative to ____________

A. The beginning of the file
B. The end of the file
C. The last written position in file
D. None of the mentioned

The index contains ____________

A. Names of all contents of file
B. Pointers to each page
C. Pointers to the various blocks
D. All of the mentioned

For large files, when the index itself becomes too large to be kept in memory?

A. Index is called
B. An index is created for the index file
C. Secondary index files are created
D. All of the mentioned