File Systems: Types, Operations, and Management for Data Science

Question 1

What is a potential drawback of using a hierarchical file system?

Accepted Answer

Increased risk of file fragmentation

Answer

Improved file organization

Answer

Efficient use of storage space

Question 2

What is the primary responsibility of a file system manager?

Accepted Answer

Managing and maintaining file systems, ensuring efficient storage, organization, and access to data

Answer

Creating and deleting files and directories

Answer

Enforcing file system permissions and security

Question 3

Which of the following is NOT a primary function of a file system?

Accepted Answer

Assigning memory addresses

Answer

Organizing and storing data

Answer

Providing access control mechanisms

Answer

Translating user commands into low-level operations

Question 4

Which file system feature allows multiple users to access and modify the same file concurrently without causing data corruption?

Accepted Answer

File locking

Answer

File sharing

Answer

Data journaling

Answer

Block allocation

Question 5

What is the role of a file system driver in an operating system?

Accepted Answer

Translate system calls into device-specific commands for the storage hardware

Answer

Manage file system metadata, such as file permissions and timestamps

Answer

Allocate and deallocate disk space for files and directories

Answer

Perform error recovery in case of data corruption or hardware failures

Question 6

What is the purpose of a file system journal, commonly used in modern file systems?

Accepted Answer

To record file system changes and transactions in a separate area, allowing for faster recovery in case of system crashes or power failures.

Answer

To store metadata about files and directories, such as file names, sizes, and modification timestamps.

Answer

To improve file access performance by keeping frequently accessed data in memory.

Answer

To prevent file corruption by regularly checking and repairing file system structures.

Question 7

Which of the following file system operations allows users to create new files and directories?

Accepted Answer

Create/Delete

Answer

Read

Answer

Write

Answer

Seek

Question 8

Which of the following file system formats is primarily used by Windows operating systems?

Accepted Answer

NTFS

Answer

HFS

Answer

Ext4

Answer

XFS

Question 9

The __ of a file system refers to the average time it takes to access data from a storage device.

Accepted Answer

Latency

Answer

Access speed

Answer

Data rate

Answer

Throughput

Question 10

Which of the following file system management techniques involves grouping related files into a single unit?

Accepted Answer

Directory organization

Answer

Partitioning

Answer

Indexing

Answer

Archiving

Question 11

Which of the following is NOT a primary file system type?

Accepted Answer

Database Management System

Answer

FAT

Answer

NTFS

Answer

ext4

Question 12

What is the primary purpose of a file system?

Accepted Answer

To organize and store data on storage devices efficiently

Answer

To provide access control for files and directories

Answer

To ensure data integrity and prevent data loss by maintaining a consistent state

Answer

To optimize data retrieval speed for improved performance

Question 13

Which file system operation allows users to access the contents of a file?

Accepted Answer

Read

Answer

Write

Answer

Create

Answer

Delete

Question 14

In a file system, what is a directory?

Accepted Answer

A container that organizes and groups files and other directories

Answer

A data structure that stores metadata about files, such as their size and location

Answer

A logical unit of storage that represents a collection of related files

Answer

A software program that manages file system operations

Question 15

Which file system attribute stores the size of a file?

Accepted Answer

File size

Answer

Creation date

Answer

File permissions

Answer

File type

Question 16

Which file system feature ensures that data is written to disk reliably and consistently?

Accepted Answer

Journaling

Answer

RAID

Answer

Defragmentation

Answer

Encryption

Question 17

What is the purpose of data deduplication in file systems?

Accepted Answer

To optimize storage space by eliminating duplicate copies of data

Answer

To enhance data access speed by caching frequently accessed data

Answer

To protect data from unauthorized access by encrypting it

Answer

To prevent data loss by creating multiple backups

Question 18

Which file system access mode allows users to view the contents of a file without modifying it?

Accepted Answer

Read

Answer

Write

Answer

Execute

Answer

Append

Question 19

Which of the following is NOT a core function of a file system?

Accepted Answer

Searching and indexing data contents

Answer

Organizing and storing data on storage devices

Answer

Providing a hierarchical structure for navigating data

Answer

Managing user access permissions

Question 20

Which file system type is commonly used in large-scale distributed storage systems?

Accepted Answer

Distributed File System (DFS)

Answer

Hierarchical File System (HFS)

Answer

New Technology File System (NTFS)

Answer

File Allocation Table (FAT)

Question 21

What is the key difference between a hard link and a symbolic link?

Accepted Answer

A hard link points to the same physical data as the original file, while a symbolic link points to a different file.

Answer

A symbolic link points to the same physical data as the original file, while a hard link points to a different file.

Answer

Both hard links and symbolic links point to the same physical data as the original file.

Answer

Both hard links and symbolic links point to different physical data than the original file.

Question 22

Which file system attribute is used to control who can access a file?

Accepted Answer

File permissions

Answer

Time stamp

Answer

File size

Answer

File type

Question 23

What is the primary purpose of a file system cache?

Accepted Answer

To store frequently accessed files in memory for faster retrieval

Answer

To compress data before it is written to the storage device

Answer

To maintain a record of all deleted files

Answer

To protect data from unauthorized access

Question 24

Which of the following file system operations is irreversible and can lead to data loss?

Accepted Answer

Deleting a file

Answer

Opening a file

Answer

Reading a file

Answer

Renaming a file

Question 25

What is the fundamental distinction between a file system and a database management system?

Accepted Answer

A file system manages unstructured data, while a database management system manages structured data.

Answer

A file system manages structured data, while a database management system manages unstructured data.

Answer

File systems and database management systems both manage structured data.

Answer

File systems and database management systems both manage unstructured data.

Question 26

Which of the following is a common file system journaling technique used to ensure data integrity?

Accepted Answer

Write-ahead logging

Answer

Shadow copying

Answer

Volume snapshots

Answer

Checksumming

Question 27

What is the primary role of metadata in a file system?

Accepted Answer

To provide information about files and directories, such as their size, creation date, and access permissions

Answer

To store the actual data contained in files

Answer

To maintain a hierarchical structure for organizing files

Answer

To provide encryption for data stored in files

Question 28

Which of the following file system utilities is used to verify the integrity of a file system?

Accepted Answer

fsck

Answer

tar

Answer

gzip

Answer

cp

Question 29

Which file system type organizes data in a hierarchical structure, similar to a tree diagram?

Accepted Answer

Hierarchical

Answer

Networked

Answer

Flat

Answer

Object-based

Question 30

What is the primary responsibility of a file system within a computer system?

Accepted Answer

To organize and store data on a storage device, facilitating efficient data access and retrieval

Answer

To provide a user-friendly graphical interface for managing files

Answer

To encrypt data for security purposes, ensuring data confidentiality and integrity

Answer

To manage user access permissions to files and folders, controlling who can access and modify data

Question 31

Which of the following operations is NOT typically performed by a file system?

Accepted Answer

Compressing files to reduce their size

Answer

Creating and deleting files and directories

Answer

Reading and writing data to and from files

Answer

Managing file access permissions and ownership

Question 32

What is file system metadata and what does it typically include?

Accepted Answer

Information about a file, such as its size, creation date, and access permissions

Answer

The actual data stored within the file

Answer

A software program used to manage and organize files on a computer

Answer

A physical device used to store files, such as a hard disk drive

Question 33

What is file system fragmentation and what impact does it have on system performance?

Accepted Answer

When a file is broken into multiple fragments stored in different locations, leading to slower data access

Answer

When a file becomes corrupted and is no longer accessible or readable

Answer

When a file system reaches its maximum capacity and can no longer store new data

Answer

When a file is encrypted for security reasons, making it inaccessible without a decryption key

Question 34

Which techniques can be employed to enhance file system performance and optimize data access?

Accepted Answer

All of the techniques mentioned above

Answer

Defragmentation, which reorganizes fragmented files for faster retrieval

Answer

Caching, which stores frequently accessed data in memory for quicker availability

Answer

RAID (Redundant Array of Independent Disks), which uses multiple storage devices to improve data reliability and performance

Question 35

What is the primary function of a file system driver within an operating system?

Accepted Answer

To translate file system operations into commands that are compatible with the underlying storage hardware

Answer

To manage the physical layout of data on the storage device, optimizing data placement and retrieval

Answer

To provide a graphical user interface for convenient file navigation and management

Answer

To encrypt data before storing it on the storage device, ensuring data security

Question 36

Which of the following file systems is designed to operate entirely within a cloud computing environment?

Accepted Answer

Amazon S3 (Simple Storage Service)

Answer

NTFS (New Technology File System)

Answer

HFS+ (Hierarchical File System Plus)

Answer

ext4 (Fourth Extended File System)

Question 37

What is a key advantage of using a hierarchical file system structure?

Accepted Answer

It provides a well-organized and intuitive navigation system, simplifying file management

Answer

It improves data retrieval speed by storing related files in close proximity

Answer

It increases the maximum storage capacity of a file system by eliminating duplicate files

Answer

It enhances data security by isolating files and folders within different directories

Question 38

Which file system type allows data to be spread across multiple devices, enhancing access and reliability?

Accepted Answer

Distributed file systems

Answer

Self-healing file systems

Answer

Object-based storage

Question 39

Which operation is not a fundamental file system operation?

Accepted Answer

Parse

Answer

Read

Answer

Write

Answer

Execute

Question 40

What is the primary purpose of metadata in a file system?

Accepted Answer

To describe the properties of files and directories

Answer

To store the actual file content

Answer

To provide access control permissions

Answer

To optimize search performance

Question 41

What is the key advantage of using a journaling file system?

Accepted Answer

Enhanced data consistency in the event of system failures

Answer

Faster access to files

Answer

Increased storage capacity

Answer

Improved protection against unauthorized access

Question 42

What is the primary function of a file system driver?

Accepted Answer

Manage the allocation and retrieval of data on storage devices

Answer

Provide a user interface for file interaction

Answer

Encrypt and decrypt data stored on file systems

Answer

Compress and decompress data stored on file systems

Question 43

Which of the following is a primary operation performed by a file system?

Accepted Answer

Creating and deleting files

Answer

Scheduling processes

Answer

Allocating physical memory

Answer

Managing network connections

Question 44

In a hierarchical file system, what symbol represents the root directory?

Accepted Answer

/

Answer

C:

Answer

\

Answer

~

Question 45

What is the purpose of a file allocation table (FAT) in a FAT file system?

Accepted Answer

Tracks the physical location of data clusters

Answer

Stores file metadata

Answer

Manages access permissions

Answer

Provides encryption for files

Question 46

Which of the following is an advantage of using a network file system (NFS)?

Accepted Answer

Enables centralized storage and shared access

Answer

Lower hardware requirements

Answer

Faster data transfer speeds

Answer

Enhanced security features

Question 47

What is the key difference between a logical and physical file system?

Accepted Answer

Provides an abstraction layer

Answer

Storage capacity

Answer

Access methods

Answer

Data organization

Question 48

When choosing a file system for a specific application, which factor should be carefully considered?

Accepted Answer

Data access patterns and expected workload

Answer

User interface design

Answer

Operating system compatibility

Answer

Disk space availability

Question 49

What is the primary purpose of a swap file system?

Accepted Answer

Extends available physical memory by using disk space

Answer

Stores temporary data

Answer

Backs up important files

Answer

Manages user accounts

Question 50

Which of the following is an example of a metadata attribute commonly stored in a file system?

Accepted Answer

File size

Answer

Social security number

Answer

Email address

Answer

User name

Question 51

What is the role of a file system driver in a computer system?

Accepted Answer

Provides an interface between the file system and hardware devices

Answer

Manages user permissions

Answer

Handles network communication