OSG202_FS

What are the 3 essential requirements for long-term information storage in an operating system?

• Information must not survive the termination of processes

• Ability to store a very small amount of information

• Ability to store a very large amount of information

• Multiple processes must be able to access the information concurrently

What is the purpose of a file system in an operating system?

• To complicate the process of accessing information

• To limit the amount of information stored

• To hide the complexity of storage hardware devices

• To slow down the retrieval of data

What is the difference between sequential access and random access in terms of file access?

• Random access is specific to magnetic tapes

• Random access reads bytes or records in order

• Sequential access is specific to disks

• Sequential access allows reading bytes or records out of order

What are some common file attributes associated with a file in an operating system?

• Type, Length, Time stamps, Owner

• Size, Shape, Color, Age

• Temperature, Weight, Height, Speed

• Author, Genre, Publisher, Price

What is the purpose of a directory in an operating system?

• To limit the number of files stored

• To confuse users with file organization

• To impose a hierarchy of files

• To slow down file retrieval

What is the advantage of a hierarchical directory system over a single-level directory system?

• Ability to locate files quickly

• Prevents file duplication

• Faster file retrieval

• Allows grouping related files together

What is an absolute pathname in a directory structure?

• Starts from the root directory to the file

• Starts from the parent directory

• Starts from the current directory

• Starts from the user's home directory

What operation allows a file to appear in more than one directory in an operating system?

• Create

• Rename

• Delete

• Link

What is the purpose of the 'seek' operation in file access?

• To rewind the file

• To access records by key rather than by position

• To delete the file

• To read bytes or records in order

What are the different types of files supported by an operating system?

• Regular files, Special files, Temporary files, Backup files

• Regular files, Directories, Character Special files, Block Special files

• Text files, Image files, Audio files, Video files

• Executable files, Configuration files, Log files, Database files