Nevada Cybersecurity Technician
Certification Exam Practice Questions
And Correct Answers (Verified Answers)
Plus Rationales 2026 Q&A | Instant
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1. Which protocol provides secure remote command-line access?
A. Telnet
B. FTP
C. SSH
D. HTTP
SSH encrypts all transmitted data, providing secure authentication
and communication over an unsecured network.
2. What is the primary purpose of a firewall?
A. Encrypt files
B. Control network traffic based on security rules
C. Detect hardware failures
D. Increase bandwidth
A firewall filters incoming and outgoing traffic according to
predefined security policies to prevent unauthorized access.
3. Which attack involves overwhelming a system with traffic?
A. Phishing
B. Spoofing
C. Denial-of-Service (DoS)
D. SQL Injection
A DoS attack disrupts availability by flooding a target with excessive
requests.
,4. What does MFA stand for?
A. Managed File Access
B. Multi-Factor Authentication
C. Mandatory Firewall Application
D. Modular File Architecture
MFA requires two or more verification methods, improving security
beyond passwords alone.
5. Which tool is commonly used to detect vulnerabilities in networks?
A. Word processor
B. Spreadsheet
C. Vulnerability scanner
D. Media player
Vulnerability scanners identify security weaknesses in systems and
applications.
6. What is the purpose of encryption?
A. Compress data
B. Delete malware
C. Protect data confidentiality
D. Increase storage
Encryption converts readable data into ciphertext to prevent
unauthorized access.
7. Which malware disguises itself as legitimate software?
A. Worm
B. Trojan horse
C. Rootkit
D. Spyware
A Trojan appears legitimate but performs malicious actions once
installed.
8. What is phishing?
A. Network monitoring
B. Fraudulent attempt to obtain sensitive information
C. Data backup process
D. Software update
Phishing tricks users into revealing credentials through deceptive
messages or websites.
, 9. Which port is used by HTTPS?
A. 21
B. 22
C. 443
D. 25
HTTPS uses port 443 to provide encrypted web communication.
10. What does VPN primarily provide?
A. Faster CPU
B. Secure encrypted connection over public networks
C. File compression
D. Antivirus protection
A VPN creates a secure tunnel to protect data in transit.
11. Which principle ensures users access only necessary resources?
A. Redundancy
B. Encryption
C. Least privilege
D. Availability
Least privilege limits access rights to reduce security risks.
12. What is the function of an IDS?
A. Encrypt traffic
B. Detect suspicious network activity
C. Store backups
D. Assign IP addresses
An Intrusion Detection System monitors and alerts on potential
threats.
13. Which protocol is used for secure email transmission?
A. SMTP
B. SMTPS
C. HTTP
D. SNMP
SMTPS encrypts email communication to protect content in transit.
14. What is ransomware designed to do?
A. Improve performance
B. Encrypt files and demand payment
C. Monitor traffic
Certification Exam Practice Questions
And Correct Answers (Verified Answers)
Plus Rationales 2026 Q&A | Instant
Download Pdf
1. Which protocol provides secure remote command-line access?
A. Telnet
B. FTP
C. SSH
D. HTTP
SSH encrypts all transmitted data, providing secure authentication
and communication over an unsecured network.
2. What is the primary purpose of a firewall?
A. Encrypt files
B. Control network traffic based on security rules
C. Detect hardware failures
D. Increase bandwidth
A firewall filters incoming and outgoing traffic according to
predefined security policies to prevent unauthorized access.
3. Which attack involves overwhelming a system with traffic?
A. Phishing
B. Spoofing
C. Denial-of-Service (DoS)
D. SQL Injection
A DoS attack disrupts availability by flooding a target with excessive
requests.
,4. What does MFA stand for?
A. Managed File Access
B. Multi-Factor Authentication
C. Mandatory Firewall Application
D. Modular File Architecture
MFA requires two or more verification methods, improving security
beyond passwords alone.
5. Which tool is commonly used to detect vulnerabilities in networks?
A. Word processor
B. Spreadsheet
C. Vulnerability scanner
D. Media player
Vulnerability scanners identify security weaknesses in systems and
applications.
6. What is the purpose of encryption?
A. Compress data
B. Delete malware
C. Protect data confidentiality
D. Increase storage
Encryption converts readable data into ciphertext to prevent
unauthorized access.
7. Which malware disguises itself as legitimate software?
A. Worm
B. Trojan horse
C. Rootkit
D. Spyware
A Trojan appears legitimate but performs malicious actions once
installed.
8. What is phishing?
A. Network monitoring
B. Fraudulent attempt to obtain sensitive information
C. Data backup process
D. Software update
Phishing tricks users into revealing credentials through deceptive
messages or websites.
, 9. Which port is used by HTTPS?
A. 21
B. 22
C. 443
D. 25
HTTPS uses port 443 to provide encrypted web communication.
10. What does VPN primarily provide?
A. Faster CPU
B. Secure encrypted connection over public networks
C. File compression
D. Antivirus protection
A VPN creates a secure tunnel to protect data in transit.
11. Which principle ensures users access only necessary resources?
A. Redundancy
B. Encryption
C. Least privilege
D. Availability
Least privilege limits access rights to reduce security risks.
12. What is the function of an IDS?
A. Encrypt traffic
B. Detect suspicious network activity
C. Store backups
D. Assign IP addresses
An Intrusion Detection System monitors and alerts on potential
threats.
13. Which protocol is used for secure email transmission?
A. SMTP
B. SMTPS
C. HTTP
D. SNMP
SMTPS encrypts email communication to protect content in transit.
14. What is ransomware designed to do?
A. Improve performance
B. Encrypt files and demand payment
C. Monitor traffic
