File System Security and Recovery: Master Data Protection and Recovery

Question 1

Which of the following is NOT a type of backup storage medium?

Accepted Answer

RAM

Answer

Tape

Answer

Disk

Answer

Cloud

Question 2

In file system forensics, which ethical principle is of utmost importance?

Accepted Answer

Protecting the privacy of individuals whose data is being examined

Answer

Ensuring the accuracy of the forensic analysis

Answer

Considering the financial implications of the forensic investigation

Question 3

Which access control mechanism allows users to control access to resources based on their identity?

Accepted Answer

Discretionary Access Control (DAC)

Answer

Mandatory Access Control (MAC)

Answer

Role-Based Access Control (RBAC)

Answer

Attribute-Based Access Control (ABAC)

Question 4

What type of encryption technique uses a reversible algorithm and a key to encode data?

Accepted Answer

Symmetric encryption

Answer

Asymmetric encryption

Answer

Hashing

Answer

Message authentication

Question 5

What is the main objective of implementing a backup strategy?

Accepted Answer

To protect data from accidental loss or damage

Answer

To improve system efficiency

Answer

To simplify software updates

Answer

To enhance cybersecurity

Question 6

Which of the following is NOT an advantage of using access control lists (ACLs)?

Accepted Answer

Reduced administrative burden

Answer

Granular access permissions

Answer

Enhanced security

Answer

Improved data confidentiality

Question 7

What is the primary function of a key management server in a cryptographic system?

Accepted Answer

Generating and managing cryptographic keys

Answer

Decrypting encrypted data

Answer

Authenticating digital signatures

Answer

Storing encrypted data

Question 8

What is the key difference between symmetric and asymmetric encryption?

Accepted Answer

Key usage

Answer

Algorithmic complexity

Answer

Encryption speed

Answer

Data integrity

Question 9

What is the primary purpose of a boot sector in a file system?

Accepted Answer

Loading the operating system into memory

Answer

Storing file metadata

Answer

Enforcing access control

Answer

Encrypting data

Question 10

Which access control mechanism grants permission to a specific group of users to access a file?

Accepted Answer

User groups

Answer

Encryption

Answer

File permissions

Answer

Data backup

Question 11

What encryption algorithm is renowned for its advanced security and is widely used?

Accepted Answer

AES

Answer

SHA-256

Answer

RSA

Answer

DES

Question 12

Which file system utility is designed for creating incremental backups with high efficiency?

Accepted Answer

rsync

Answer

robocopy

Answer

xcopy

Answer

diskpart

Question 13

What is the function of a file system recovery utility?

Accepted Answer

To recover data from damaged or lost files

Answer

To encrypt data for enhanced security

Answer

To manage user permissions for files

Answer

To perform data backups

Question 14

Which file permission allows users to view the contents of a file but not modify it?

Accepted Answer

Read-only

Answer

Write-only

Answer

Execute-only

Answer

Modify

Question 15

What is the primary advantage of utilizing file system encryption?

Accepted Answer

Enhanced data security and confidentiality

Answer

Increased speed and efficiency

Answer

Reduced storage space consumption

Answer

Simplified file recovery

Question 16

Which backup type creates an identical copy of the entire file system at a specific point in time?

Accepted Answer

Full

Answer

Incremental

Answer

Differential

Answer

Mirror

Question 17

What is the fundamental purpose of file system security measures?

Accepted Answer

To prevent unauthorized access and maintain data confidentiality

Answer

To optimize file system performance and speed

Answer

To facilitate data recovery in case of loss

Answer

To reduce storage capacity and save space

Question 18

Which of the following accurately describes the distinction between symmetric and asymmetric encryption algorithms in file system security?

Accepted Answer

Symmetric algorithms use the same key for both encryption and decryption, while asymmetric algorithms use different keys for these processes.

Answer

Asymmetric algorithms are generally faster than symmetric algorithms.

Answer

Symmetric algorithms offer stronger security than asymmetric algorithms.

Answer

Asymmetric algorithms are designed for encrypting large files, while symmetric algorithms are used for encrypting smaller files.

Question 19

Which fundamental security mechanism in a file system controls who has access to specific files and directories?

Accepted Answer

Access control

Answer

Encryption

Answer

Redundancy

Answer

Auditing

Question 20

In a File Allocation Table (FAT) file system, what is the primary function of the FAT table?

Accepted Answer

To keep track of free disk space

Answer

To store file metadata

Answer

To manage file access permissions

Answer

To encrypt file data

Question 21

Which encryption algorithm is commonly employed to protect files on NTFS file systems?

Accepted Answer

AES-256

Answer

RSA-2048

Answer

DES

Answer

SHA-256

Question 22

RAID 1 is a data redundancy technique. Which concept is central to RAID 1?

Accepted Answer

Data mirroring

Answer

Data striping

Answer

Data encryption

Answer

Hot swapping

Question 23

Which software tool can be used to attempt recovery of deleted files from a file system?

Accepted Answer

Recuva

Answer

chkdsk

Answer

SFC

Answer

DiskPart

Question 24

What is the main purpose of a file system journal?

Accepted Answer

To record changes made to the file system

Answer

To store file metadata

Answer

To provide encryption keys

Answer

To manage access permissions

Question 25

Which attribute of a file system can be set to limit access to sensitive files?

Accepted Answer

Read-only

Answer

Hidden

Answer

System

Answer

Archive

Question 26

Which mechanism enables discretionary access control, allowing file owners to specify who can access their files?

Accepted Answer

Discretionary Access Control (DAC)

Answer

Mandatory Access Control (MAC)

Answer

Time-Based Access Control (TBAC)

Answer

Context-Based Access Control (CBAC)

Question 27

What is the main purpose of encrypting a file system?

Accepted Answer

To protect data confidentiality by making it unreadable to unauthorized users

Answer

To ensure data integrity by preventing unauthorized modifications

Answer

To improve file system performance by reducing read/write operations

Answer

To create redundant copies of files for disaster recovery purposes

Question 28

Which of the following is a recommended best practice for data backup?

Accepted Answer

Keeping multiple backups on different types of storage media

Answer

Backing up data to a single, local hard drive

Answer

Storing backups in the same physical location as the original data

Answer

Deleting old backups to save storage space

Question 29

What is the primary function of a file recovery tool?

Accepted Answer

To restore deleted or corrupted files

Answer

To improve system performance by optimizing file organization

Answer

To prevent unauthorized access to sensitive data

Answer

To create encrypted backups of important files

Question 30

In the Linux operating system, which command is used to check the integrity of a file system?

Accepted Answer

fsck

Answer

chkdisk

Answer

repair

Answer

fixfs

Question 31

Which file system attribute allows users to control who can modify a file?

Accepted Answer

Permissions

Answer

Owner

Answer

Group

Answer

Size

Question 32

What is the primary objective of conducting a file system audit?

Accepted Answer

To identify potential security vulnerabilities

Answer

To optimize file system performance

Answer

To recover deleted files

Answer

To create a backup of critical files

Question 33

What is the fundamental distinction between a file and a directory?

Accepted Answer

A file stores data, while a directory contains references to other files and directories

Answer

A directory can be deleted, but a file cannot

Answer

Files are always smaller than directories

Answer

Directories can only exist at the root of the file system

Question 34

Which of the following is NOT a common type of access control mechanism?

Accepted Answer

Age-Based Access Control

Answer

Role-Based Access Control (RBAC)

Answer

Attribute-Based Access Control (ABAC)

Answer

Discretionary Access Control (DAC)

Question 35

What is the primary purpose of file encryption?

Accepted Answer

To protect sensitive data from unauthorized access

Answer

To improve data performance

Answer

To reduce storage space requirements

Answer

To organize files efficiently

Question 36

Which type of backup strategy creates a complete, exact copy of the entire file system?

Accepted Answer

Full backup

Answer

Incremental backup

Answer

Differential backup

Answer

Mirror backup

Question 37

What is a file system snapshot?

Accepted Answer

A point-in-time copy of the file system

Answer

A backup of the file system stored on a remote server

Answer

A compressed version of the file system

Answer

A way to share files with other users

Question 38

What is the primary purpose of a file system audit?

Accepted Answer

To detect suspicious activities and identify security breaches

Answer

To encrypt files stored on the file system

Answer

To create a backup of the file system

Answer

To share files with other users

Question 39

Which of the following is a potential disadvantage of using file system compression?

Accepted Answer

Slower data access

Answer

Reduced storage space requirements

Answer

Increased data security

Answer

Reduced network bandwidth consumption

Question 40

What is the purpose of a file system defragmentation utility?

Accepted Answer

To reorganize fragmented files into contiguous blocks, improving performance

Answer

To encrypt files stored on the file system

Answer

To create a backup of the file system

Answer

To recover deleted files

Question 41

Which access control list (ACL) permission grants a user the ability to read, write, and execute a file?

Accepted Answer

Read, Write, Execute (rwx)

Answer

Read, Write (rw)

Answer

Read, Execute (rx)

Answer

Write, Execute (wx)

Question 42

What is the primary purpose of encrypting files?

Accepted Answer

Ensuring data confidentiality

Answer

Improving file performance

Answer

Simplifying file management

Answer

Providing automatic backup

Question 43

Which type of backup strategy involves creating periodic full copies of all essential data?

Accepted Answer

Full backup

Answer

Incremental backup

Answer

Differential backup

Answer

Mirror backup

Question 44

What is the main goal of a file system recovery tool?

Accepted Answer

Recovering lost or corrupted files

Answer

Enhancing file system performance

Answer

Preventing unauthorized file access

Answer

Encrypting sensitive data

Question 45

Which file system attribute stores the date and time when a file was most recently modified?

Accepted Answer

Last modified date

Answer

Creation date

Answer

Last accessed date

Answer

File size

Question 46

What is a significant security risk associated with file permissions?

Accepted Answer

Unauthorized access to sensitive data

Answer

Slow file system performance

Answer

Data loss due to accidental deletion

Answer

Increased storage requirements

Question 47

Which encryption algorithm is commonly employed to safeguard data while it is being transferred?

Accepted Answer

Advanced Encryption Standard (AES)

Answer

Data Encryption Standard (DES)

Answer

Rivest-Shamir-Adleman (RSA)

Answer

Message Digest 5 (MD5)

Question 48

What is the primary objective of a boot sector virus?

Accepted Answer

Infecting the boot sector of a storage device

Answer

Encrypting files stored on the device

Answer

Stealing sensitive information from the device

Answer

Modifying the file system to block access to data

Question 49

Which file system utility is used to detect and repair errors within the file system?

Accepted Answer

chkdsk

Answer

format

Answer

defrag

Answer

restore

Question 50

What is a key advantage of using a RAID 5 configuration for data storage?

Accepted Answer

Enhanced data redundancy

Answer

Faster file access speeds

Answer

Reduced storage capacity

Answer

Lower cost compared to other RAID configurations