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WorksheetsDisk Storage and File Systems Quiz
Total questions: 9
Worksheet time: 5mins
Which part of mass storage is responsible for organizing and controlling how data is stored on the disk?
CPU
Disk Scheduler
File System
Cache
What is the primary purpose of disk scheduling in an operating system?
To allocate memory to processes
To decide the order in which disk I/O requests are serviced
To perform file compression
To execute system calls
Which disk scheduling algorithm is most efficient for minimizing the total seek time?
First-Come, First-Served (FCFS)
Shortest Seek Time First (SSTF)
Priority Scheduling
Round Robin
In which type of disk attachment do the disk drives communicate directly with the CPU over a shared system bus?
Network-attached storage (NAS)
Storage area network (SAN)
Direct-attached storage (DAS)
Remote-attached storage (RAS)
What is the primary function of the file-system interface?
To facilitate communication between the CPU and memory
To provide methods for users to store and access files
To control peripheral devices
To manage user authentication
Which access method is most commonly used for sequentially accessing a file's data from beginning to end?
Indexed access
Direct access
Sequential access
Random access
What is a directory structure in a file system primarily used for?
To keep track of all files and their locations
To speed up disk performance
To compress files
To schedule disk requests
Which file-system allocation method divides a file into blocks that are stored in various locations on the disk?
Contiguous allocation
Linked allocation
Indexed allocation
Clustered allocation
In file-system implementation, what is the purpose of a 'directory implementation'?
To assign memory to applications
To define methods for accessing and storing file metadata
To protect files from unauthorized access
To handle input/output operations
