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WorksheetsITNS5 Chapter 6 Quiz
Total questions: 15
Worksheet time: 11mins
Which of the following is a primary goal of network security?
To allow unrestricted access to all network parts
To block external threats and protect internal communications
To make network data publicly available
To prevent users from accessing any part of the network
Compare the role of firewalls and VPNs in implementing network security measures.
Firewalls block unauthorized access; VPNs create secure connections
Firewalls encrypt data; VPNs monitor network traffic
Firewalls allow all traffic; VPNs block all traffic
Firewalls and VPNs both only monitor internal threats
What is the primary goal of a phishing attack?
To physically damage computer hardware.
To trick individuals into revealing sensitive information by impersonating legitimate entities.
To replicate itself and infect computers.
To improve system performance.
How can "moles" pose a threat to an organization?
By being current employees who follow all security policies.
By being external actors who gain the confidence of employees to access systems and data.
By being former employees who have no access to the organization.
By being software programs that replicate themselves.
Social engineering can be used by moles to gain unauthorized access to an organization’s data by:
Impersonating legitimate entities to trick employees into revealing sensitive information.
Using technical vulnerabilities in software.
Physically breaking into the organization’s premises.
Sending viruses through email attachments.
Which of the following is an example of a nonphysical network vulnerability?
An operating system not updated with the latest security patches
A server locked in a rack closet
A turnstile at the entry point
A biometric scanner at the door
What could happen if a nonphysical network vulnerability, such as an unpatched operating system, is left unaddressed?
A virus could infect the OS, the host, and potentially the entire network
The server will automatically shut down
The network speed will increase
The firewall will be disabled
A company wants to protect its network from both physical and nonphysical vulnerabilities. Which combination of actions would best address both types?
Locking servers in secure closets and regularly updating operating systems with security patches
Only installing antivirus software
Only using biometric entry systems
Disabling all network connections
Which of the following is a primary purpose of performing a vulnerability risk assessment before investing in security controls?
To quantify the cost and acceptable loss of equipment and its function
To install firewalls and VPNs
To train employees on security threats
To update software regularly
Which security best practice involves keeping software and systems updated to patch vulnerabilities?
Regular Updates
Data Encryption
Strong Authentication
Incident Response Plan
Which of the following is NOT a recommended practice when using a VPN?
Researching the VPN provider's privacy policies
Ensuring the VPN provider does not keep logs of online activities
Using outdated VPN software
Practicing safe browsing habits
Which type of VPN is specifically designed for mobile device users who need to securely access a network from various locations?
Mobile VPN
Intranet VPN
Cloud VPN
Site-to-Site VPN
What is network security?
The practice of protecting computer networks from unauthorized access or attacks
The process of creating computer networks for businesses
The method of speeding up internet connections
The use of social media for communication
What are vulnerabilities in the context of network security?
Weaknesses in a system that can be exploited by threats
The speed of a network connection
The number of users on a network
The amount of data stored on a server
Which of the following is NOT an example of a potential insider threat?
An employee stealing sensitive company data
A contractor intentionally introducing malware into the system
A hacker from another country attacking the network
A staff member misusing access privileges
