[May-2025] 100-160 Dumps Full Questions - Cisco CCST Exam Study Guide
Exam Questions and Answers for 100-160 Study Guide
NEW QUESTION # 36
Which network security concept focuses on limiting network access based on user roles and responsibilities?
- A. Intrusion detection
- B. Network segmentation
- C. Access control
- D. Vulnerability scanning
Answer: C
Explanation:
Access control is a network security concept that focuses on limiting network access based on user roles and responsibilities. It ensures that users are granted appropriate permissions and privileges based on their job functions. Access control mechanisms can include username/password authentication, multi-factor authentication, and role-based access control (RBAC).
NEW QUESTION # 37
Which level of risk category would be associated with a vulnerability that has the potential to cause minor financial loss or impact?
- A. High risk
- B. Medium risk
- C. Low risk
- D. Extremely high risk
Answer: C
Explanation:
A vulnerability that has the potential to cause minor financial loss or impact would be categorized as a low-risk level. Low-risk vulnerabilities pose a relatively smaller threat to an organization's assets, systems, or data. While they should not be ignored, low-risk vulnerabilities typically require less immediate attention and resources to mitigate.
NEW QUESTION # 38
Which of the following is an example of a strong password?
- A. "Password123"
- B. "abcdabcd"
- C. "StR0ngP@$$w0rd!"
- D. "123456"
Answer: C
Explanation:
A strong password is one that is complex, long, and difficult to guess. It should contain a combination of uppercase and lowercase letters, numbers, and special characters. In this case, "StR0ngP@$$w0rd!" meets these criteria, making it a strong password. The other options are weak passwords as they are easily guessable, commonly used, or lack complexity.
NEW QUESTION # 39
What is the purpose of implementing a firewall in a network?
- A. To control and filter network traffic based on predetermined security policies
- B. To prevent unauthorized physical access to network devices
- C. To scan and remove malware from network traffic
- D. To monitor network performance and troubleshoot issues
Answer: A
Explanation:
A firewall is a network security device that acts as a barrier between internal and external networks. Its main purpose is to control and filter network traffic based on predetermined security policies. It examines packets entering or leaving the network and either allows or blocks them based on the configured rules.
NEW QUESTION # 40
Which of the following best describes the relationship between a business continuity plan (BCP) and a disaster recovery plan (DRP)?
- A. A BCP focuses on data backup and restoration, while a DRP focuses on maintaining essential functions during a disaster
- B. A BCP and a DRP are two different terms for the same plan
- C. A BCP and a DRP are separate and unrelated plans within the realm of cybersecurity
- D. A BCP focuses on maintaining essential functions during a disaster, while a DRP focuses on data backup and restoration
Answer: D
Explanation:
While both business continuity plans (BCPs) and disaster recovery plans (DRPs) are essential components of a comprehensive cybersecurity strategy, they have distinct focuses. A BCP primarily deals with the maintenance of essential functions during a disaster, ensuring business continuity, while a DRP primarily deals with data backup, restoration, and recovery processes. Both plans work in tandem to ensure effective cybersecurity practices during a disaster scenario.
NEW QUESTION # 41
Which of the following is a preventive control that can help in reducing the risk of future incidents?
- A. Creating secure backups of critical data
- B. Regularly updating antivirus signatures
- C. Conducting periodic employee training on incident response
- D. Implementing strong access controls and authentication mechanisms
Answer: D
Explanation:
Implementing strong access controls and authentication mechanisms is a preventive control that can help reduce the risk of future incidents. By ensuring that only authorized individuals have access to systems and data, the likelihood of unauthorized access or malicious activity is minimized. While regularly updating antivirus signatures, conducting employee training, and creating secure backups are also important preventive measures, the focus here is on access controls and authentication mechanisms.
NEW QUESTION # 42
What regulation is specifically designed to ensure the security of payment card data processed by organizations?
- A. GDPR
- B. PCI DSS
- C. HIPAA
- D. BYOD
Answer: B
Explanation:
The Payment Card Industry Data Security Standard (PCI DSS) is a regulation that focuses on ensuring the security of payment card data processed by organizations. It provides a set of security requirements that organizations handling payment card data must follow to protect against fraud and data breaches.
NEW QUESTION # 43
Which of the following best describes the concept of defense in depth in cybersecurity?
- A. Running regular vulnerability scans to maintain the integrity of the system
- B. Encrypting sensitive data to maintain confidentiality
- C. Implementing access controls to ensure availability of critical resources
- D. Utilizing multiple layers of security controls to protect against different types of threats
Answer: D
Explanation:
Defense in depth is a cybersecurity strategy that involves implementing multiple layers of security controls to protect against various types of threats. This approach provides greater resilience and mitigates potential vulnerabilities. By implementing multiple layers, even if one control fails, others can still safeguard the system.
NEW QUESTION # 44
Which of the following is an example of a natural disaster?
- A. Data breach
- B. Server failure
- C. Malware attack
- D. Power outage
Answer: D
Explanation:
A power outage is considered a natural disaster because it is caused by factors beyond human control, such as severe weather conditions or infrastructure failures. It can disrupt normal operations and impact the availability of systems and resources.
NEW QUESTION # 45
During the incident handling process, what is the main purpose of conducting a post-incident analysis?
- A. Restoring all affected systems to their pre-incident state
- B. Identifying the individuals responsible for the incident
- C. Providing management with a summary of the incident
- D. Assessing the overall effectiveness of the incident response plan
Answer: D
Explanation:
Conducting a post-incident analysis serves the purpose of assessing the overall effectiveness of the incident response plan. It helps identify any weaknesses or areas for improvement in the plan. While identifying responsible individuals, restoring affected systems, and providing management summaries are important aspects, the primary focus of a post-incident analysis is to evaluate and enhance future incident response efforts.
NEW QUESTION # 46
Which endpoint security mechanism is used to secure data transmitted between the endpoint and the network?
- A. Encryption
- B. Firewall
- C. Antivirus
- D. Intrusion Detection System (IDS)
Answer: A
Explanation:
Encryption is the mechanism used to secure data transmitted between the endpoint and the network. By encrypting the data, it becomes unreadable to unauthorized parties, ensuring the confidentiality and integrity of the information being transmitted. Encryption transforms the data into a ciphertext, which can only be decrypted back into its original form using the proper encryption key. This helps protect sensitive and confidential data from interception and unauthorized access during transmission over the network.
NEW QUESTION # 47
What does NAT stand for in networking?
- A. Network Access Technology
- B. Network Address Translation
- C. Network Address Transmission
- D. Network Address Terminal
Answer: B
Explanation:
NAT stands for Network Address Translation. It is a process used in networking to translate private IP addresses into public IP addresses, enabling devices with private addresses to communicate with devices on public networks like the internet.
NEW QUESTION # 48
Which of the following is an example of a preventive control?
- A. Firewall
- B. User access log
- C. Intrusion detection system
- D. Incident response plan
Answer: A
Explanation:
A firewall is a preventive control that helps to protect a network by acting as a barrier between internal and external networks, monitoring and controlling incoming and outgoing traffic based on predetermined security rules. It prevents unauthorized access and defends against network-based attacks.
NEW QUESTION # 49
What is the main purpose of two-factor authentication (2FA)?
- A. To ensure the confidentiality of data transmitted over a network.
- B. To prevent unauthorized access by requiring two different types of credentials.
- C. To provide multiple backup copies of critical data.
- D. To identify and classify potential security threats.
Answer: B
Explanation:
Two-factor authentication (2FA) is a security measure that adds an extra layer of protection to the authentication process. It requires users to provide two different types of credentials, usually something they know (e.g., a password) and something they possess (e.g., a unique code generated by a mobile app), making it more difficult for unauthorized individuals to gain access to systems or accounts.
NEW QUESTION # 50
Which of the following is a secure method for sharing sensitive documentation with external parties?
- A. Sending the documents via email attachments
- B. Printing the documents and sending them through traditional mail
- C. Uploading the documents to a public file-sharing service
- D. Using an encrypted communication channel
Answer: D
Explanation:
Sending sensitive documentation via email or public file-sharing services presents security risks. It is recommended to use an encrypted communication channel, such as secure file transfer protocol (SFTP) or a secure cloud-based collaboration platform, to protect the confidentiality and integrity of the information being shared.
NEW QUESTION # 51
Which of the following is an important step during the containment phase of incident handling?
- A. Identifying the root cause of the incident
- B. Notifying law enforcement agencies
- C. Preserving evidence for forensic investigation
- D. Implementing temporary workarounds to mitigate the impact
Answer: D
Explanation:
Implementing temporary workarounds to mitigate the impact is an important step during the containment phase of incident handling. This step aims to limit the further spread or damage caused by the incident while the root cause is being investigated and fully addressed. While notifying law enforcement, preserving evidence, and identifying the root cause are all important, the immediate focus should be on minimizing the impact of the incident.
NEW QUESTION # 52
During a vulnerability assessment, what is the purpose of making recommendations?
- A. To obtain management approval for security measures.
- B. To allocate responsibility for fixing the vulnerabilities.
- C. To mitigate identified vulnerabilities.
- D. To justify the need for additional cybersecurity resources.
Answer: C
Explanation:
The purpose of making recommendations during a vulnerability assessment is to provide guidance on how to mitigate or fix the identified vulnerabilities. These recommendations may include suggested actions, such as applying patches, updating configurations, or implementing additional security controls.
NEW QUESTION # 53
Which of the following best describes social engineering?
- A. A type of malware attack
- B. A physical security control
- C. A network security protocol
- D. A method of manipulating individuals to disclose sensitive information
Answer: D
Explanation:
Social engineering refers to the practice of manipulating and deceiving individuals into revealing sensitive information or performing certain actions that may compromise security. It involves exploiting human psychology and trust to gain unauthorized access to systems or obtain confidential information. Social engineering tactics can include phishing emails, impersonation, pretexting, or other forms of manipulation to trick individuals into divulging passwords, account numbers, or other confidential data.
NEW QUESTION # 54
What is the primary reason for isolating an infected system from the network during malware removal?
- A. To prevent further spread of the malware
- B. To stop the infected system from collecting sensitive information
- C. To prevent unauthorized access to the system
- D. To avoid interference with malware removal tools
Answer: A
Explanation:
Isolating an infected system from the network is crucial to prevent the malware from spreading to other devices or networks. This containment measure helps in limiting the impact of the infection and prevents potential damage or data breaches.
NEW QUESTION # 55
What is encryption?
- A. A process of converting ciphertext into plaintext to secure data integrity
- B. A process of converting plaintext into ciphertext to protect data confidentiality
- C. A process of converting plaintext into binary code to enhance data accessibility
- D. A process of converting binary code into plaintext to improve data reliability
Answer: B
Explanation:
Encryption is the process of converting plaintext (original data) into a coded or unreadable format known as ciphertext. This ensures that if the data is intercepted or accessed by unauthorized individuals, they would not be able to understand the information without the appropriate decryption key. Encryption is used to protect the confidentiality and privacy of sensitive data during transmission or storage.
NEW QUESTION # 56
Which of the following features help to secure a wireless SoHo network from unauthorized access?
- A. Weak encryption
- B. Default admin credentials
- C. MAC filtering
- D. SSID broadcast
Answer: C
Explanation:
MAC filtering is a feature that allows a network administrator to specify which devices can connect to the wireless network based on their MAC (Media Access Control) addresses. By enabling MAC filtering, only devices with authorized MAC addresses will be allowed to connect, thereby enhancing network security. SSID (Service Set Identifier) broadcast refers to the network name being broadcasted, and hiding it doesn't provide significant security improvement. Default admin credentials should always be changed to prevent unauthorized access, making option C a weak answer choice. Weak encryption, such as WEP or TKIP, provides little security and should be avoided.
NEW QUESTION # 57
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