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Attempt File System Interface Protection Quiz

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

Reliability of files can be increased by _____________

A. Keeping the files safely in the memory
B. Making a different partition for the files
C. By keeping them in external storage
D. By keeping duplicate copies of the file

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Protection is only provided at the _____ level.

A. Lower
B. Central
C. Higher
D. None of the mentioned

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What is the main problem with access control lists?

A. Their maintenance
B. Their length
C. Their permissions
D. All of the mentioned

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Many systems recognize three classifications of users in connection with each file (to condense the access control list).

A. Owner
B. Group
C. Universe
D. All of the mentioned

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All users in a group get _______ access to a file.

A. Different
B. Similar
C. Same
D. None of the mentioned

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Universe consists of _____________

A. All users that aren’t included in the group or owners
B. All users that are not owners
C. All users in the system
D. None of the mentioned

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In UNIX, groups can be created and modified by?

A. Superuser
B. Any user
C. A programmer only
D. The people in the group only

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To control access the three bits used in UNIX are represented by _____________

A. R
B. W
C. X
D. All of the mentioned

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If each access to a file is controlled by a password, then what is the disadvantage?

A. User will need to remember a lot of passwords
B. It is not reliable
C. It is not efficient
D. All of the mentioned

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What will happen in a multi level directory structure?

A. The same previous techniques will be used as in the other structures
B. A mechanism for directory protection will have to applied
C. The subdirectories do not need protection once the directory is protected
D. None of the mentioned

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