CompTia Security + Multiple Choice

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1
Which of the following is a primary goal of information security?
  • A) To ensure data integrity
  • B) To improve system performance
  • C) To enhance user experience
  • D) To reduce operational costs
2
Which of the following is an example of multifactor authentication?
  • A) Username and password
  • B) Password and security question
  • C) Fingerprint and password
  • D) Email and SMS verification
3
What does the principle of least privilege entail?
  • A) Users should have all permissions necessary to perform their jobs.
  • B) Users should have minimal access rights needed to perform their tasks.
  • C) Users should be granted access to all resources by default.
  • D) Users should share their passwords with colleagues.
4
What is the main purpose of a firewall?
  • A) To provide data encryption
  • B) To prevent unauthorized access to or from a private network
  • C) To monitor network traffic
  • D) To perform system backups
5
Which type of malware is designed to replicate itself and spread to other computers?
  • A) Trojan
  • B) Worm
  • C) Virus
  • D) Spyware
6
What does the term "phishing" refer to?
  • A) A method to capture network traffic
  • B) A type of malware that encrypts files
  • C) A social engineering attack to steal user credentials
  • D) A network scanning technique
7
In a risk management process, which of the following is the first step?
  • A) Risk assessment
  • B) Risk mitigation
  • C) Risk acceptance
  • D) Risk identification
8
Which of the following protocols is used to securely transmit data over a network?
  • A) HTTP
  • B) FTP
  • C) HTTPS
  • D) SMTP
9
What is the function of an intrusion detection system (IDS)?
  • A) To prevent unauthorized access to a network
  • B) To monitor and analyze network traffic for suspicious activity
  • C) To provide data encryption
  • D) To authenticate users
10
Which of the following is a common method of data exfiltration?
  • A) Data encryption
  • B) Data masking
  • C) USB transfer
  • D) Data backup
11
What is a DDoS attack?
  • A) A method to steal data
  • B) An attack that depletes system resources by overwhelming a target with traffic
  • C) A technique to bypass security controls
  • D) A method of social engineering
12
Which of the following best describes a VPN?
  • A) A public network
  • B) A secure tunnel for transmitting data over the Internet
  • C) An unencrypted connection
  • D) A type of malware
13
What does the acronym "SIEM" stand for?
  • A) Security Information and Event Management
  • B) Secure Identification and Event Monitoring
  • C) System Information and Event Management
  • D) Security Incident and Event Management
14
Which of the following is a benefit of using encryption?
  • A) Increases data access speed
  • B) Ensures data integrity
  • C) Protects data confidentiality
  • D) Eliminates all security risks
15
What is the primary function of a digital certificate?
  • A) To encrypt data
  • B) To provide a secure connection
  • C) To verify the identity of a person or organization
  • D) To manage user access
16
Which of the following is a characteristic of a Trojan horse?
  • A) It self-replicates
  • B) It disguises itself as legitimate software
  • C) It requires user interaction to spread
  • D) It encrypts files
17
What is a common method of preventing unauthorized access to sensitive data?
  • A) Data compression
  • B) Data encryption
  • C) Data cleansing
  • D) Data migration
18
Which of the following describes a zero-day vulnerability?
  • A) A vulnerability that has been publicly disclosed
  • B) A vulnerability that has an available patch
  • C) A vulnerability that is unknown to the vendor
  • D) A vulnerability that is under investigation
19
What is the role of a security policy?
  • A) To define how security measures are implemented
  • B) To outline the goals of the organization
  • C) To establish a framework for compliance
  • D) To specify user responsibilities
20
Which of the following is a type of physical security control?
  • A) Firewall
  • B) Security camera
  • C) Antivirus software
  • D) Encryption
21
Which of the following best describes a man-in-the-middle attack?
  • A) An attacker intercepts and alters communication between two parties.
  • B) An attacker sends a flood of traffic to a target.
  • C) An attacker impersonates a legitimate service.
  • D) An attacker gains unauthorized access to a system.
22
What is the purpose of a password policy?
  • A) To limit the number of users accessing a system

  • B) To ensure users create strong and secure passwords
  • C) To encourage users to share passwords
  • D) To monitor user activity
23
Which of the following tools is commonly used to perform vulnerability assessments?
  • A) Nmap
  • B) Wireshark
  • C) Nessus
  • D) Metasploit
24
What does the term "social engineering" refer to?
  • A) Manipulating people to gain confidential information
  • B) A method of network penetration
  • C) A type of malware
  • D) A form of encryption
25
In the context of cybersecurity, what does "CIA" stand for?
  • A) Confidentiality, Integrity, Availability
  • B) Control, Identify, Assess
  • C) Compliance, Investigation, Analysis
  • D) Confidentiality, Identification, Authentication
26
Which of the following is an example of a strong password?
  • A) 123456
  • B) qwertyuiop
  • C) P@ssw0rd123!
  • D) password
27
Which attack involves the use of multiple compromised systems to launch a coordinated attack?
  • A) Phishing
  • B) Ransomware
  • Botnet
  • D) Keyloggingse of multiple compromised systems to launch a coordinated attack?
28
What is the primary function of a security information and event management (SIEM) system?
  • A) To manage user access rights
  • B) To analyze security alerts generated by applications and network hardware
  • C) To perform regular backups
  • D) To monitor system performance
29
What type of attack does not require user intervention?
  • A) Phishing
  • B) Drive-by download
  • C) Social engineering
  • D) Keylogging
30
Which of the following is a common symptom of malware infection?
  • A) Improved system performance
  • B) Frequent system crashes
  • C) Increased battery life
  • D) Faster internet speeds
31
What is the purpose of a DMZ in network security?
  • A) To allow unrestricted access to all users
  • B) To provide a buffer zone between the public internet and the internal network
  • C) To store backup data
  • D) To encrypt sensitive information
32
Which of the following is a primary function of antivirus software?
  • A) To manage user permissions
  • B) To detect and remove malware
  • D) To encrypt files
  • C) To backup data
33
Which of the following best describes a brute force attack?
  • A) Guessing passwords using a dictionary of common words
  • B) Using a large number of guesses to crack a password
  • C) Exploiting a software vulnerability
  • D) Intercepting network traffic
34
What type of malware disguises itself as a legitimate application?
  • A) Virus
  • B) Trojan
  • C) Worm
  • D) Rootkit
35
Which of the following methods can be used to secure a wireless network?
  • A) Use WEP encryption
  • B) Disable SSID broadcast
  • C) Use default passwords
  • D) Allow open connections
36
What is the primary purpose of a patch management process?
  • A) To remove outdated hardware
  • B) To ensure that software vulnerabilities are addressed
  • C) To manage user accounts
  • D) To backup data
37
What is the function of a proxy server?
  • A) To provide direct internet access to users
  • B) To act as an intermediary for requests from clients seeking resources from other servers
  • C) To encrypt data in transit
  • D) To perform system backups
38
Which of the following is a key benefit of using a VPN?
  • A) Increased internet speed
  • B) Enhanced security for data in transit
  • C) Reduced latency
  • D) Improved user experience
39
What is an example of an insider threat?
  • A) A hacker breaching a company’s network
  • B) A natural disaster damaging data centers
  • C) An employee stealing sensitive data
  • D) A vendor supplying faulty hardware
40
Which of the following best describes a ransomware attack?
  • A) Malware that encrypts files and demands payment for decryption
  • B) Malware that steals user credentials
  • C) Malware that monitors user activity
  • D) Malware that spreads through email attachments
41
What is the primary function of a digital signature?
  • A) To encrypt data
  • B) To verify the authenticity and integrity of a message
  • C) To provide access control
  • D) To manage user permissions
42
Which of the following is a type of denial-of-service (DoS) attack?
  • A) Spoofing
  • B) Ping flood
  • C) Phishing
  • D) Man-in-the-middle
43
Which of the following is a critical step in incident response?
  • A) Ignoring the incident
  • B) Documenting the incident and response actions
  • C) Disabling all network access
  • D) Informing all employees immediately
44
What type of security control is biometric authentication?
  • A) Administrative control
  • B) Physical control
  • C) Technical control
  • D) Environmental control
45
Which of the following is a common security framework?
  • A) ISO 9001
  • B) NIST Cybersecurity Framework
  • C) PCI DSS
  • D) All of the above
46
What is the purpose of an access control list (ACL)?
  • A) To manage user permissions and access to resources
  • B) To monitor network traffic
  • C) To perform data backups
  • D) To encrypt sensitive information
47
Which of the following is a characteristic of a worm?
  • A) Requires user intervention to spread
  • B) Attaches itself to other files
  • C) Self-replicates and spreads independently
  • D) Disguises itself as legitimate software
48
What does "CIA" stand for in the context of information security?
  • A) Compliance, Integrity, Availability
  • B) Confidentiality, Integrity, Availability
  • C) Control, Identify, Assess
  • D) Confidentiality, Identification, Authentication
49
Which of the following is a common method for preventing SQL injection attacks?
  • A) Input validation
  • B) Using stored procedures
  • C) Parameterized queries
  • D) All of the above
50
What is the primary goal of a penetration test?
  • A) To find and exploit vulnerabilities in a system
  • B) To monitor user activity
  • C) To perform system backups
  • D) To ensure compliance with regulations
51
Which of the following describes a security incident?
  • A) Any event that negatively impacts system performance
  • C) An event that compromises the confidentiality, integrity, or availability of data
  • D) A failed login attempt
  • B) Any violation of security policies
52
What is the function of a honeypot?
  • A) To detect and prevent malware
  • B) To serve as a decoy to attract attackers
  • C) To monitor user behavior
  • D) To manage user access
53
Which of the following is an example of a social engineering attack?
  • A) SQL injection
  • B) Phishing email
  • C) Man-in-the-middle attack
  • D) DDoS attack
54
What is the purpose of a security audit?
  • A) To improve user experience
  • B) To assess the effectiveness of security controls
  • C) To increase system performance
  • D) To monitor network traffic
55
Which of the following describes a vulnerability?
  • A) To improve user experience
  • B) To assess the effectiveness of security controls
  • C) To increase system performance
  • D) To monitor network traffic
56
Which of the following is a type of malware that encrypts files and demands payment for decryption?
  • A) Ransomware
  • B) Spyware
  • C) Adware
  • D) Worm
57
What is the function of a data loss prevention (DLP) solution?
  • A) To encrypt data in transit
  • B) To monitor and control data transfers
  • C) To perform system backups
  • D) To manage user access
58
Which of the following best describes the term "sandboxing"?
  • A) Running untrusted applications in a separate environment
  • B) Encrypting sensitive data
  • C) Monitoring network traffic
  • D) Limiting user access
59
What is a primary benefit of using two-factor authentication (2FA)?
  • A) It simplifies the login process
  • B) It enhances security by requiring two forms of verification
  • C) It eliminates the need for passwords
  • D) It improves user experience
60
Which of the following is a type of attack that targets weaknesses in web applications?
  • A) Ransomware
  • B) SQL injection
  • C) DDoS
  • D) Phishing
61
What is the purpose of an incident response team (IRT)?
  • C) To perform regular backups
  • B) To respond to security incidents and breaches
  • A) To monitor network traffic
  • D) To manage user access
62
Which protocol is commonly used for sending email messages from a client to a server?
  • B) SMTP
  • C) HTTP
  • A) FTP
  • D) SNMP
63
What does the acronym HTTP stand for?
  • A) Hyper Transfer Protocol
  • B) Hypertext Transfer Protocol
  • C) High Text Transfer Protocol
  • D) Hyperlink Text Transfer Protocol
64
Which protocol is used to retrieve email messages from a server?
  • A) IMAP
  • B) SMTP
  • C) FTP
  • D) SNTP
65
What is the function of the DHCP protocol?
  • A) To assign IP addresses dynamically
  • B) To transmit files between computers
  • C) To secure network communications
  • D) To manage email delivery
66
Which protocol provides a secure version of HTTP?
  • A) HTTPS
  • B) FTPS
  • C) SFTP
  • D) SNMPv3
67
What does the acronym FTP stand for?
  • A) File Transfer Protocol
  • B) Fast Transfer Protocol
  • C) File Transmission Protocol
  • D) File Transport Protocol
68
Which protocol is used for network management and monitoring?
  • A) FTP
  • B) SNMP
  • C) SMTP
  • D) HTTP
69
Which protocol is used for accessing and managing directory services?
  • A) SNMP
  • B) LDAP
  • C) DHCP
  • D) RDP
70
What is the purpose of the ICMP protocol?
  • A) To provide error messaging and operational information
  • B) To transfer files between hosts
  • C) To manage email delivery
  • D) To encrypt data
71
Which protocol is commonly used for remote desktop access?
  • A) FTP
  • B) RDP
  • C) SNMP
  • D) HTTP
72
What does the acronym SNTP stand for?
  • A) Simple Network Transfer Protocol
  • B) Simple Network Time Protocol
  • C) Secure Network Time Protocol
  • D) Standard Network Time Protocol
73
Which protocol operates at the transport layer and provides reliable communication?
  • A) UDP
  • B) IP
  • C) TCP
  • D) ICMP
74
What is the main difference between TCP and UDP?
  • A) TCP is connectionless, while UDP is connection-oriented
  • B) TCP is reliable, while UDP is unreliable
  • C) TCP uses less overhead than UDP
  • D) TCP is faster than UDP
75
Which of the following protocols is used for secure file transfer?
  • A) FTP
  • B) SFTP
  • C) TFTP
  • D) HTTP
76
What is the primary purpose of the ARP protocol?
  • A) To resolve IP addresses to MAC addresses
  • B) To manage bandwidth
  • C) To encrypt data
  • D) To route packets
77
Which protocol is used for connecting to a secure shell?
  • A) SSH
  • B) FTP
  • C) Telnet
  • D) RDP
78
What type of protocol is Telnet?
  • A) Secure
  • B) Connection-oriented
  • C) Connectionless
  • D) Application layer
79
Which network protocol is used to synchronize clocks of network devices?
  • A) DHCP
  • B) NTP
  • C) SNTP
  • D) ICMP
80
What does the acronym BGP stand for?
  • A) Border Gateway Protocol
  • B) Basic Gateway Protocol
  • C) Binary Gateway Protocol
  • D) Bandwidth Gateway Protocol
81
Which protocol is used for transferring files in a very simple, unsecure manner?
  • A) FTP
  • B) SFTP
  • C) SCP
  • D) TFTP
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